Message ID | alpine.DEB.2.00.1001240007530.16552@melkinpaasi.cs.helsinki.fi |
---|---|
State | Superseded, archived |
Delegated to: | David Miller |
Headers | show |
> > Cool, thanks for testing. > > Dave, please send into stable too (besides net-2.6). If we want less strict > state check we can continue playing with that in net-next, IMHO. > Maybe better to wait. Sad news, got messages after while (before they was appearing almost immediately on such load). Here it is [ 1253.821745] rto: 26496 (58 >> 3 + 200, 7) time: 953821 sent: 953283 pen: 1 1006275 rem: 25958 [ 1278.791976] rto: 75264 (398 >> 3 + 245, 8) time: 978791 sent: 977749 pen: 1 1097749 rem: 74222 [ 1299.537823] lower bound violation: 0 [ 1299.537846] rto: 200 (0 >> 3 + 0, 1) time: 999537 sent: 997699 pen: 1 1009699 rem: 0 [ 1324.022158] rto: 11072 (2512 >> 3 + 1070, 3) time: 1024022 sent: 1023672 pen: 1 1045816 rem: 10722 [ 1333.112517] rto: 52992 (58 >> 3 + 200, 8) time: 1033112 sent: 1032771 pen: 1 1138755 rem: 52651 [ 1336.152839] rto: 11072 (2512 >> 3 + 1070, 3) time: 1036152 sent: 1034744 pen: 1 1056888 rem: 9664 [ 1426.219799] lower bound violation: 0 [ 1426.219858] rto: 200 (0 >> 3 + 0, 1) time: 1126219 sent: 1125040 pen: 1 1137040 rem: 0 [ 1429.235911] lower bound violation: 0 [ 1429.235964] rto: 200 (0 >> 3 + 0, 4) time: 1129235 sent: 1129019 pen: 1 1132219 rem: 0 [ 1432.279829] lower bound violation: 0 [ 1432.279887] rto: 200 (0 >> 3 + 0, 7) time: 1132279 sent: 1132036 pen: 1 1135236 rem: 0 [ 1435.311008] lower bound violation: 0 [ 1435.311068] rto: 200 (0 >> 3 + 0, 10) time: 1135311 sent: 1135079 pen: 1 1138279 rem: 0 [ 1479.029269] lower bound violation: 0 [ 1479.029323] rto: 200 (0 >> 3 + 0, 9) time: 1179029 sent: 1174129 pen: 1 1294129 rem: 0 [ 1483.851712] lower bound violation: 0 [ 1483.851773] rto: 200 (0 >> 3 + 0, 12) time: 1183851 sent: 1181829 pen: 1 1185029 rem: 0 [ 1483.851878] lower bound violation: 0 [ 1483.851926] rto: 200 (0 >> 3 + 0, 12) time: 1183851 sent: 1183851 pen: 1 1184251 rem: 200 [ 1483.852034] lower bound violation: 0 [ 1483.852082] rto: 200 (0 >> 3 + 0, 11) time: 1183852 sent: 1183851 pen: 1 1184052 rem: 199 [ 1486.934283] lower bound violation: 0 [ 1486.934339] rto: 200 (0 >> 3 + 0, 14) time: 1186934 sent: 1186851 pen: 1 1190051 rem: 117 [ 1486.934500] lower bound violation: 0 [ 1486.934554] rto: 200 (0 >> 3 + 0, 13) time: 1186934 sent: 1186851 pen: 1 1187051 rem: 117 [ 1490.170941] lower bound violation: 0 [ 1490.171000] rto: 200 (0 >> 3 + 0, 16) time: 1190170 sent: 1189851 pen: 1 1193051 rem: 0 [ 1490.171126] lower bound violation: 0 [ 1490.171189] rto: 200 (0 >> 3 + 0, 16) time: 1190171 sent: 1190171 pen: 1 1190571 rem: 200 [ 1490.171312] lower bound violation: 0 [ 1490.171361] rto: 200 (0 >> 3 + 0, 15) time: 1190171 sent: 1190171 pen: 1 1190371 rem: 200 [ 1494.052047] lower bound violation: 0 [ 1494.052105] rto: 200 (0 >> 3 + 0, 18) time: 1194052 sent: 1193171 pen: 1 1196371 rem: 0 [ 1494.052704] lower bound violation: 0 [ 1494.052760] rto: 200 (0 >> 3 + 0, 18) time: 1194052 sent: 1194052 pen: 1 1194452 rem: 200 [ 1497.678945] lower bound violation: 0 [ 1497.679004] rto: 200 (0 >> 3 + 0, 21) time: 1197678 sent: 1197052 pen: 1 1200252 rem: 0 [ 1497.679205] lower bound violation: 0 [ 1497.679255] rto: 200 (0 >> 3 + 0, 21) time: 1197679 sent: 1197679 pen: 1 1198079 rem: 200 [ 1497.679356] rto: 120000 (18111 >> 3 + 2633, 7) time: 1197679 sent: 1195423 pen: 1 1315423 rem: 117744 [ 1501.113733] lower bound violation: 0 [ 1501.113786] rto: 200 (0 >> 3 + 0, 24) time: 1201113 sent: 1200679 pen: 1 1203879 rem: 0 [ 1501.116064] rto: 120000 (17704 >> 3 + 4426, 8) time: 1201116 sent: 1198638 pen: 1 1318638 rem: 117522 [ 1501.116168] lower bound violation: 0 [ 1501.116216] rto: 200 (0 >> 3 + 0, 24) time: 1201116 sent: 1201113 pen: 1 1201513 rem: 197 [ 1504.165893] lower bound violation: 0 [ 1504.165953] rto: 200 (0 >> 3 + 0, 27) time: 1204165 sent: 1204113 pen: 1 1207313 rem: 148 [ 1504.168090] lower bound violation: 0 [ 1504.168151] rto: 200 (0 >> 3 + 0, 26) time: 1204168 sent: 1204113 pen: 1 1204313 rem: 145 [ 1504.168272] lower bound violation: 0 [ 1504.168327] rto: 200 (0 >> 3 + 0, 25) time: 1204168 sent: 1204113 pen: 1 1204313 rem: 145 [ 1507.280037] lower bound violation: 0 [ 1507.280096] rto: 200 (0 >> 3 + 0, 28) time: 1207280 sent: 1207113 pen: 1 1210313 rem: 33 [ 1507.280207] lower bound violation: 0 [ 1507.280255] rto: 200 (0 >> 3 + 0, 27) time: 1207280 sent: 1207113 pen: 1 1207313 rem: 33 [ 1510.974508] lower bound violation: 0 [ 1510.974574] rto: 200 (0 >> 3 + 0, 30) time: 1210974 sent: 1210113 pen: 1 1213313 rem: 0 [ 1510.974716] lower bound violation: 0 [ 1510.974766] rto: 200 (0 >> 3 + 0, 30) time: 1210974 sent: 1210974 pen: 1 1211374 rem: 200 [ 1514.436146] lower bound violation: 0 [ 1514.436214] rto: 200 (0 >> 3 + 0, 33) time: 1214436 sent: 1213974 pen: 1 1217174 rem: 0 [ 1514.436329] lower bound violation: 0 [ 1514.436378] rto: 200 (0 >> 3 + 0, 33) time: 1214436 sent: 1214436 pen: 1 1214836 rem: 200 [ 1514.436477] lower bound violation: 0 [ 1514.436525] rto: 200 (0 >> 3 + 0, 32) time: 1214436 sent: 1214436 pen: 1 1214636 rem: 200 [ 1517.516478] lower bound violation: 0 [ 1517.516537] rto: 200 (0 >> 3 + 0, 35) time: 1217516 sent: 1217436 pen: 1 1220636 rem: 120 [ 1517.520665] lower bound violation: 0 [ 1517.520724] rto: 200 (0 >> 3 + 0, 34) time: 1217520 sent: 1217436 pen: 1 1217636 rem: 116 [ 1517.520865] lower bound violation: 0 [ 1517.520919] rto: 200 (0 >> 3 + 0, 33) time: 1217520 sent: 1217436 pen: 1 1217636 rem: 116 [ 1520.579941] lower bound violation: 0 [ 1520.580000] rto: 200 (0 >> 3 + 0, 36) time: 1220579 sent: 1220436 pen: 1 1223636 rem: 57 [ 1520.580111] lower bound violation: 0 [ 1520.580165] rto: 200 (0 >> 3 + 0, 35) time: 1220580 sent: 1220436 pen: 1 1220637 rem: 56 [ 1520.580686] lower bound violation: 0 [ 1520.580744] rto: 200 (0 >> 3 + 0, 34) time: 1220580 sent: 1220436 pen: 1 1220636 rem: 56 [ 1523.693352] lower bound violation: 0 [ 1523.693412] rto: 200 (0 >> 3 + 0, 37) time: 1223693 sent: 1223436 pen: 1 1226636 rem: 0 [ 1523.693538] lower bound violation: 0 [ 1523.693588] rto: 200 (0 >> 3 + 0, 37) time: 1223693 sent: 1223693 pen: 1 1224093 rem: 200 [ 1523.693686] lower bound violation: 0 [ 1523.693735] rto: 200 (0 >> 3 + 0, 36) time: 1223693 sent: 1223693 pen: 1 1223893 rem: 200 [ 1526.737059] lower bound violation: 0 [ 1526.737125] rto: 200 (0 >> 3 + 0, 39) time: 1226737 sent: 1226693 pen: 1 1229893 rem: 156 [ 1526.737271] lower bound violation: 0 [ 1526.737323] rto: 200 (0 >> 3 + 0, 38) time: 1226737 sent: 1226693 pen: 1 1226893 rem: 156 [ 1526.737557] lower bound violation: 0 [ 1526.737607] rto: 200 (0 >> 3 + 0, 37) time: 1226737 sent: 1226693 pen: 1 1226893 rem: 156 [ 1529.979070] lower bound violation: 0 [ 1529.979130] rto: 200 (0 >> 3 + 0, 40) time: 1229979 sent: 1229693 pen: 1 1232893 rem: 0 [ 1529.979249] lower bound violation: 0 [ 1529.979304] rto: 200 (0 >> 3 + 0, 40) time: 1229979 sent: 1229979 pen: 1 1230379 rem: 200 [ 1529.979412] lower bound violation: 0 [ 1529.979461] rto: 200 (0 >> 3 + 0, 39) time: 1229979 sent: 1229979 pen: 1 1230179 rem: 200 [ 1533.211875] lower bound violation: 0 [ 1533.211934] rto: 200 (0 >> 3 + 0, 42) time: 1233211 sent: 1232979 pen: 1 1236179 rem: 0 [ 1533.212049] lower bound violation: 0 [ 1533.212098] rto: 200 (0 >> 3 + 0, 42) time: 1233211 sent: 1233211 pen: 1 1233611 rem: 200 [ 1533.212203] lower bound violation: 0 [ 1533.212259] rto: 200 (0 >> 3 + 0, 41) time: 1233212 sent: 1233211 pen: 1 1233412 rem: 199 [ 1536.287558] lower bound violation: 0 [ 1536.287611] rto: 200 (0 >> 3 + 0, 44) time: 1236287 sent: 1236211 pen: 1 1239411 rem: 124 [ 1536.287712] lower bound violation: 0 [ 1536.287760] rto: 200 (0 >> 3 + 0, 43) time: 1236287 sent: 1236211 pen: 1 1236411 rem: 124 [ 1536.291704] lower bound violation: 0 [ 1536.291767] rto: 200 (0 >> 3 + 0, 42) time: 1236291 sent: 1236211 pen: 1 1236411 rem: 120 [ 1539.530596] lower bound violation: 0 [ 1539.530657] rto: 200 (0 >> 3 + 0, 45) time: 1239530 sent: 1239211 pen: 1 1242411 rem: 0 [ 1539.530804] lower bound violation: 0 [ 1539.530862] rto: 200 (0 >> 3 + 0, 45) time: 1239530 sent: 1239530 pen: 1 1239930 rem: 200 [ 1544.020855] lower bound violation: 0 [ 1544.020916] rto: 200 (0 >> 3 + 0, 48) time: 1244020 sent: 1242530 pen: 1 1245730 rem: 0 [ 1544.021022] lower bound violation: 0 [ 1544.021071] rto: 200 (0 >> 3 + 0, 48) time: 1244021 sent: 1244020 pen: 1 1244421 rem: 199 [ 1544.021186] lower bound violation: 0 [ 1544.021243] rto: 200 (0 >> 3 + 0, 47) time: 1244021 sent: 1244020 pen: 1 1244220 rem: 199 [ 1547.214143] lower bound violation: 0 [ 1547.214212] rto: 200 (0 >> 3 + 0, 50) time: 1247214 sent: 1247020 pen: 1 1250220 rem: 6 [ 1547.214330] lower bound violation: 0 [ 1547.214388] rto: 200 (0 >> 3 + 0, 49) time: 1247214 sent: 1247020 pen: 1 1247220 rem: 6 [ 1547.215213] lower bound violation: 0 [ 1547.215269] rto: 200 (0 >> 3 + 0, 48) time: 1247215 sent: 1247020 pen: 1 1247221 rem: 5 [ 1551.820989] lower bound violation: 0 [ 1551.821059] rto: 200 (0 >> 3 + 0, 51) time: 1251821 sent: 1250020 pen: 1 1253220 rem: 0 [ 1551.821211] lower bound violation: 0 [ 1551.821265] rto: 200 (0 >> 3 + 0, 51) time: 1251821 sent: 1251821 pen: 1 1252221 rem: 200 [ 1551.824378] lower bound violation: 0 [ 1551.824437] rto: 200 (0 >> 3 + 0, 50) time: 1251824 sent: 1251821 pen: 1 1252021 rem: 197 [ 1556.833941] lower bound violation: 0 [ 1556.834001] rto: 200 (0 >> 3 + 0, 53) time: 1256833 sent: 1254821 pen: 1 1258021 rem: 0 [ 1556.834120] lower bound violation: 0 [ 1556.834168] rto: 200 (0 >> 3 + 0, 53) time: 1256834 sent: 1256834 pen: 1 1257234 rem: 200 [ 1556.834280] lower bound violation: 0 [ 1556.834335] rto: 200 (0 >> 3 + 0, 52) time: 1256834 sent: 1256834 pen: 1 1257034 rem: 200 [ 1559.862274] lower bound violation: 0 [ 1559.862332] rto: 200 (0 >> 3 + 0, 55) time: 1259862 sent: 1259834 pen: 1 1263034 rem: 172 [ 1559.862439] lower bound violation: 0 [ 1559.862488] rto: 200 (0 >> 3 + 0, 54) time: 1259862 sent: 1259834 pen: 1 1260034 rem: 172 [ 1559.862599] lower bound violation: 0 [ 1559.862653] rto: 200 (0 >> 3 + 0, 53) time: 1259862 sent: 1259834 pen: 1 1260034 rem: 172 [ 1563.299323] lower bound violation: 0 [ 1563.299392] rto: 200 (0 >> 3 + 0, 56) time: 1263299 sent: 1262834 pen: 1 1266034 rem: 0 [ 1563.299544] lower bound violation: 0 [ 1563.299593] rto: 200 (0 >> 3 + 0, 56) time: 1263299 sent: 1263299 pen: 1 1263699 rem: 200 [ 1563.299692] lower bound violation: 0 [ 1563.299740] rto: 200 (0 >> 3 + 0, 55) time: 1263299 sent: 1263299 pen: 1 1263499 rem: 200 [ 1566.413518] lower bound violation: 0 [ 1566.413571] rto: 200 (0 >> 3 + 0, 58) time: 1266413 sent: 1266299 pen: 1 1269499 rem: 86 [ 1566.413689] lower bound violation: 0 [ 1566.413745] rto: 200 (0 >> 3 + 0, 57) time: 1266413 sent: 1266299 pen: 1 1266499 rem: 86 [ 1566.413844] lower bound violation: 0 [ 1566.413892] rto: 200 (0 >> 3 + 0, 56) time: 1266413 sent: 1266299 pen: 1 1266499 rem: 86 [ 1569.443770] lower bound violation: 0 [ 1569.443829] rto: 200 (0 >> 3 + 0, 59) time: 1269443 sent: 1269299 pen: 1 1272499 rem: 56 [ 1569.444010] lower bound violation: 0 [ 1569.444064] rto: 200 (0 >> 3 + 0, 58) time: 1269444 sent: 1269299 pen: 1 1269499 rem: 55 [ 1569.451656] lower bound violation: 0 [ 1569.451714] rto: 200 (0 >> 3 + 0, 57) time: 1269451 sent: 1269299 pen: 1 1269499 rem: 48 [ 1573.751979] lower bound violation: 0 [ 1573.752048] rto: 200 (0 >> 3 + 0, 60) time: 1273752 sent: 1272299 pen: 1 1275499 rem: 0 [ 1573.752172] lower bound violation: 0 [ 1573.752229] rto: 200 (0 >> 3 + 0, 60) time: 1273752 sent: 1273752 pen: 1 1274152 rem: 200 [ 1573.752343] lower bound violation: 0 [ 1573.752392] rto: 200 (0 >> 3 + 0, 59) time: 1273752 sent: 1273752 pen: 1 1273952 rem: 200 [ 1579.041006] lower bound violation: 0 [ 1579.041068] rto: 200 (0 >> 3 + 0, 62) time: 1279041 sent: 1276752 pen: 1 1279952 rem: 0 [ 1579.041177] lower bound violation: 0 [ 1579.041226] rto: 200 (0 >> 3 + 0, 62) time: 1279041 sent: 1279041 pen: 1 1279441 rem: 200 [ 1579.041325] lower bound violation: 0 [ 1579.041373] rto: 200 (0 >> 3 + 0, 61) time: 1279041 sent: 1279041 pen: 1 1279241 rem: 200 [ 1584.072083] lower bound violation: 0 [ 1584.072149] rto: 200 (0 >> 3 + 0, 64) time: 1284072 sent: 1282041 pen: 1 1285241 rem: 0 [ 1587.094402] lower bound violation: 0 [ 1587.094461] rto: 200 (0 >> 3 + 0, 67) time: 1287094 sent: 1286872 pen: 1 1290072 rem: 0 [ 1587.095380] lower bound violation: 0 [ 1587.095442] rto: 200 (0 >> 3 + 0, 67) time: 1287095 sent: 1287094 pen: 1 1287494 rem: 199 [ 1590.118759] lower bound violation: 0 [ 1590.118818] rto: 200 (0 >> 3 + 0, 70) time: 1290118 sent: 1290094 pen: 1 1293294 rem: 176 [ 1590.118931] lower bound violation: 0 [ 1590.118979] rto: 200 (0 >> 3 + 0, 69) time: 1290118 sent: 1290094 pen: 1 1290294 rem: 176 [ 1590.119085] lower bound violation: 0 [ 1590.119142] rto: 200 (0 >> 3 + 0, 68) time: 1290119 sent: 1290094 pen: 1 1290295 rem: 175 [ 1593.342497] lower bound violation: 0 [ 1593.342556] rto: 200 (0 >> 3 + 0, 71) time: 1293342 sent: 1293094 pen: 1 1296294 rem: 0 [ 1593.342675] lower bound violation: 0 [ 1593.342723] rto: 200 (0 >> 3 + 0, 71) time: 1293342 sent: 1293342 pen: 1 1293742 rem: 200 [ 1593.342822] lower bound violation: 0 [ 1593.342870] rto: 200 (0 >> 3 + 0, 70) time: 1293342 sent: 1293342 pen: 1 1293542 rem: 200 [ 1597.517273] lower bound violation: 0 [ 1597.517326] rto: 200 (0 >> 3 + 0, 73) time: 1297517 sent: 1296342 pen: 1 1299542 rem: 0 [ 1597.517433] lower bound violation: 0 [ 1597.517481] rto: 200 (0 >> 3 + 0, 73) time: 1297517 sent: 1297517 pen: 1 1297917 rem: 200 [ 1597.517579] lower bound violation: 0 [ 1597.517627] rto: 200 (0 >> 3 + 0, 72) time: 1297517 sent: 1297517 pen: 1 1297717 rem: 200 [ 1600.931564] lower bound violation: 0 [ 1600.931625] rto: 200 (0 >> 3 + 0, 75) time: 1300931 sent: 1300517 pen: 1 1303717 rem: 0 [ 1600.931743] lower bound violation: 0 [ 1600.931792] rto: 200 (0 >> 3 + 0, 75) time: 1300931 sent: 1300931 pen: 1 1301331 rem: 200 [ 1600.931903] lower bound violation: 0 [ 1600.931954] rto: 200 (0 >> 3 + 0, 74) time: 1300931 sent: 1300931 pen: 1 1301131 rem: 200 [ 1603.939116] lower bound violation: 0 [ 1603.939176] rto: 200 (0 >> 3 + 0, 77) time: 1303939 sent: 1303932 pen: 1 1307132 rem: 193 [ 1603.939289] lower bound violation: 0 [ 1603.939337] rto: 200 (0 >> 3 + 0, 76) time: 1303939 sent: 1303932 pen: 1 1304132 rem: 193 [ 1603.939436] lower bound violation: 0 [ 1603.939484] rto: 200 (0 >> 3 + 0, 75) time: 1303939 sent: 1303932 pen: 1 1304132 rem: 193 [ 1607.414745] lower bound violation: 0 [ 1607.414808] rto: 200 (0 >> 3 + 0, 78) time: 1307414 sent: 1306932 pen: 1 1310132 rem: 0 [ 1607.414956] lower bound violation: 0 [ 1607.415015] rto: 200 (0 >> 3 + 0, 78) time: 1307414 sent: 1307414 pen: 1 1307814 rem: 200 [ 1610.428738] lower bound violation: 0 [ 1610.428797] rto: 200 (0 >> 3 + 0, 81) time: 1310428 sent: 1310414 pen: 1 1313614 rem: 186 [ 1610.428909] lower bound violation: 0 [ 1610.428957] rto: 200 (0 >> 3 + 0, 80) time: 1310428 sent: 1310414 pen: 1 1310614 rem: 186 [ 1610.429061] lower bound violation: 0 [ 1610.429118] rto: 200 (0 >> 3 + 0, 79) time: 1310428 sent: 1310414 pen: 1 1310614 rem: 186 [ 1613.744633] lower bound violation: 0 [ 1613.744696] rto: 200 (0 >> 3 + 0, 82) time: 1313744 sent: 1313415 pen: 1 1316615 rem: 0 [ 1613.745417] lower bound violation: 0 [ 1613.745480] rto: 200 (0 >> 3 + 0, 82) time: 1313745 sent: 1313744 pen: 1 1314144 rem: 199 [ 1617.868468] lower bound violation: 0 [ 1617.868531] rto: 200 (0 >> 3 + 0, 85) time: 1317868 sent: 1316744 pen: 1 1319944 rem: 0 [ 1617.868657] lower bound violation: 0 [ 1617.868716] rto: 200 (0 >> 3 + 0, 85) time: 1317868 sent: 1317868 pen: 1 1318268 rem: 200 [ 1617.868831] rto: 120000 (18111 >> 3 + 2633, 7) time: 1317868 sent: 1315423 pen: 1 1435423 rem: 117555 [ 1621.001005] lower bound violation: 0 [ 1621.001064] rto: 200 (0 >> 3 + 0, 88) time: 1321000 sent: 1320868 pen: 1 1324068 rem: 68 [ 1621.001176] lower bound violation: 0 [ 1621.001225] rto: 200 (0 >> 3 + 0, 87) time: 1321000 sent: 1320868 pen: 1 1321068 rem: 68 [ 1621.002106] rto: 120000 (17704 >> 3 + 4426, 8) time: 1321002 sent: 1318638 pen: 1 1438638 rem: 117636 [ 1624.776425] lower bound violation: 0 [ 1624.776484] rto: 200 (0 >> 3 + 0, 90) time: 1324776 sent: 1323868 pen: 1 1327068 rem: 0 [ 1624.776602] lower bound violation: 0 [ 1624.776651] rto: 200 (0 >> 3 + 0, 90) time: 1324776 sent: 1324776 pen: 1 1325176 rem: 200 [ 1624.776766] lower bound violation: 0 [ 1624.776815] rto: 200 (0 >> 3 + 0, 89) time: 1324776 sent: 1324776 pen: 1 1324976 rem: 200 [ 1628.635107] lower bound violation: 0 [ 1628.635166] rto: 200 (0 >> 3 + 0, 92) time: 1328635 sent: 1327776 pen: 1 1330976 rem: 0 [ 1628.635292] lower bound violation: 0 [ 1628.635340] rto: 200 (0 >> 3 + 0, 92) time: 1328635 sent: 1328635 pen: 1 1329035 rem: 200 [ 1628.636141] lower bound violation: 0 [ 1628.636189] rto: 200 (0 >> 3 + 0, 91) time: 1328636 sent: 1328635 pen: 1 1328836 rem: 199 [ 1632.229674] lower bound violation: 0 [ 1632.229736] rto: 200 (0 >> 3 + 0, 94) time: 1332229 sent: 1331635 pen: 1 1334835 rem: 0 [ 1632.231588] lower bound violation: 0 [ 1632.231645] rto: 200 (0 >> 3 + 0, 94) time: 1332231 sent: 1332229 pen: 1 1332629 rem: 198 [ 1636.335644] lower bound violation: 0 [ 1636.335704] rto: 200 (0 >> 3 + 0, 97) time: 1336335 sent: 1335229 pen: 1 1338429 rem: 0 [ 1636.335821] lower bound violation: 0 [ 1636.335870] rto: 200 (0 >> 3 + 0, 97) time: 1336335 sent: 1336335 pen: 1 1336735 rem: 200 [ 1636.335968] lower bound violation: 0 [ 1636.336015] rto: 200 (0 >> 3 + 0, 96) time: 1336335 sent: 1336335 pen: 1 1336535 rem: 200 [ 1639.557760] lower bound violation: 0 [ 1639.557819] rto: 200 (0 >> 3 + 0, 99) time: 1339557 sent: 1339336 pen: 1 1342536 rem: 0 [ 1639.557937] lower bound violation: 0 [ 1639.557985] rto: 200 (0 >> 3 + 0, 99) time: 1339557 sent: 1339557 pen: 1 1339957 rem: 200 [ 1639.558575] lower bound violation: 0 [ 1639.558631] rto: 200 (0 >> 3 + 0, 98) time: 1339558 sent: 1339557 pen: 1 1339758 rem: 199 [ 1642.786990] lower bound violation: 0 [ 1642.787060] rto: 200 (0 >> 3 + 0, 101) time: 1342787 sent: 1342557 pen: 1 1345757 rem: 0 [ 1642.787238] lower bound violation: 0 [ 1642.787296] rto: 200 (0 >> 3 + 0, 101) time: 1342787 sent: 1342787 pen: 1 1343187 rem: 200 [ 1642.787395] lower bound violation: 0 [ 1642.787444] rto: 200 (0 >> 3 + 0, 100) time: 1342787 sent: 1342787 pen: 1 1342987 rem: 200 [ 1647.154582] lower bound violation: 0 [ 1647.154634] rto: 200 (0 >> 3 + 0, 103) time: 1347154 sent: 1345787 pen: 1 1348987 rem: 0 [ 1647.154744] lower bound violation: 0 [ 1647.154792] rto: 200 (0 >> 3 + 0, 103) time: 1347154 sent: 1347154 pen: 1 1347554 rem: 200 [ 1647.154904] lower bound violation: 0 [ 1647.154952] rto: 200 (0 >> 3 + 0, 102) time: 1347154 sent: 1347154 pen: 1 1347354 rem: 200 [ 1650.574345] lower bound violation: 0 [ 1650.574406] rto: 200 (0 >> 3 + 0, 105) time: 1350574 sent: 1350155 pen: 1 1353355 rem: 0 [ 1650.574532] lower bound violation: 0 [ 1650.574591] rto: 200 (0 >> 3 + 0, 105) time: 1350574 sent: 1350574 pen: 1 1350974 rem: 200 [ 1650.574691] lower bound violation: 0 [ 1650.574739] rto: 200 (0 >> 3 + 0, 104) time: 1350574 sent: 1350574 pen: 1 1350774 rem: 200 [ 1653.629874] lower bound violation: 0 [ 1653.629937] rto: 200 (0 >> 3 + 0, 107) time: 1353629 sent: 1353574 pen: 1 1356774 rem: 145 [ 1653.630037] lower bound violation: 0 [ 1653.630086] rto: 200 (0 >> 3 + 0, 106) time: 1353629 sent: 1353574 pen: 1 1353774 rem: 145 [ 1653.630185] lower bound violation: 0 [ 1653.630233] rto: 200 (0 >> 3 + 0, 105) time: 1353629 sent: 1353574 pen: 1 1353774 rem: 145 [ 1656.859174] lower bound violation: 0 [ 1656.859236] rto: 200 (0 >> 3 + 0, 108) time: 1356859 sent: 1356574 pen: 1 1359774 rem: 0 [ 1656.860594] lower bound violation: 0 [ 1656.860650] rto: 200 (0 >> 3 + 0, 108) time: 1356860 sent: 1356859 pen: 1 1357259 rem: 199 [ 1656.860770] lower bound violation: 0 [ 1656.860818] rto: 200 (0 >> 3 + 0, 107) time: 1356860 sent: 1356859 pen: 1 1357059 rem: 199 [ 1661.395294] lower bound violation: 0 [ 1661.395347] rto: 200 (0 >> 3 + 0, 110) time: 1361395 sent: 1359859 pen: 1 1363059 rem: 0 [ 1661.395716] lower bound violation: 0 [ 1661.395772] rto: 200 (0 >> 3 + 0, 110) time: 1361395 sent: 1361395 pen: 1 1361795 rem: 200 [ 1700.995078] rto: 120000 (2636 >> 3 + 542, 8) time: 1400995 sent: 1397985 pen: 1 1517985 rem: 116990 [ 1730.706641] lower bound violation: 0 [ 1730.706700] rto: 200 (0 >> 3 + 0, 7) time: 1430706 sent: 1429991 pen: 1 1549991 rem: 0 [ 1733.727118] lower bound violation: 0 [ 1733.727186] rto: 200 (0 >> 3 + 0, 10) time: 1433727 sent: 1433506 pen: 1 1436706 rem: 0 [ 1736.737622] lower bound violation: 0 [ 1736.737674] rto: 200 (0 >> 3 + 0, 13) time: 1436737 sent: 1436527 pen: 1 1439727 rem: 0 [ 1739.769166] lower bound violation: 0 [ 1739.769219] rto: 200 (0 >> 3 + 0, 16) time: 1439769 sent: 1439537 pen: 1 1442737 rem: 0 [ 1739.818141] lower bound violation: 0 [ 1739.818197] rto: 200 (0 >> 3 + 0, 16) time: 1439818 sent: 1439769 pen: 1 1440169 rem: 151 [ 1742.779541] lower bound violation: 0 [ 1742.779610] rto: 200 (0 >> 3 + 0, 19) time: 1442779 sent: 1442769 pen: 1 1445969 rem: 190 [ 1742.828450] lower bound violation: 0 [ 1742.828509] rto: 200 (0 >> 3 + 0, 18) time: 1442828 sent: 1442769 pen: 1 1442969 rem: 141 [ 1745.838989] lower bound violation: 0 [ 1745.839059] rto: 200 (0 >> 3 + 0, 21) time: 1445839 sent: 1445769 pen: 1 1448969 rem: 130 [ 1748.849390] lower bound violation: 0 [ 1748.849450] rto: 200 (0 >> 3 + 0, 24) time: 1448849 sent: 1448769 pen: 1 1451969 rem: 120 [ 1751.851312] lower bound violation: 0 [ 1751.851371] rto: 200 (0 >> 3 + 0, 27) time: 1451851 sent: 1451769 pen: 1 1454969 rem: 118 [ 1755.020232] lower bound violation: 0 [ 1755.020294] rto: 200 (0 >> 3 + 0, 30) time: 1455020 sent: 1454769 pen: 1 1457969 rem: 0 [ 1758.032994] lower bound violation: 0 [ 1758.033065] rto: 200 (0 >> 3 + 0, 33) time: 1458032 sent: 1457820 pen: 1 1461020 rem: 0 [ 1761.044708] lower bound violation: 0 [ 1761.044766] rto: 200 (0 >> 3 + 0, 36) time: 1461044 sent: 1460833 pen: 1 1464033 rem: 0 [ 1764.057713] lower bound violation: 0 [ 1764.057773] rto: 200 (0 >> 3 + 0, 39) time: 1464057 sent: 1463844 pen: 1 1467044 rem: 0 [ 1767.081929] lower bound violation: 0 [ 1767.082002] rto: 200 (0 >> 3 + 0, 42) time: 1467081 sent: 1466857 pen: 1 1470057 rem: 0 [ 1770.093869] lower bound violation: 0 [ 1770.093928] rto: 200 (0 >> 3 + 0, 45) time: 1470093 sent: 1469882 pen: 1 1473082 rem: 0 [ 1773.152744] lower bound violation: 0 [ 1773.152796] rto: 200 (0 >> 3 + 0, 48) time: 1473152 sent: 1472893 pen: 1 1476093 rem: 0 [ 1818.986470] rto: 120000 (2636 >> 3 + 542, 8) time: 1518986 sent: 1517985 pen: 1 1637985 rem: 118999 [ 1939.433063] rto: 120000 (2636 >> 3 + 542, 8) time: 1639432 sent: 1637985 pen: 1 1757985 rem: 118553 [ 2127.032954] lower bound violation: 0 [ 2127.033019] rto: 200 (0 >> 3 + 0, 5) time: 1827033 sent: 1824734 pen: 1 1944734 rem: 0 [ 2130.198949] lower bound violation: 0 [ 2130.199008] rto: 200 (0 >> 3 + 0, 8) time: 1830198 sent: 1829833 pen: 1 1833033 rem: 0 [ 2130.199134] lower bound violation: 0 [ 2130.199191] rto: 200 (0 >> 3 + 0, 8) time: 1830199 sent: 1830199 pen: 1 1830599 rem: 200 [ 2130.199289] lower bound violation: 0 [ 2130.199336] rto: 200 (0 >> 3 + 0, 7) time: 1830199 sent: 1830199 pen: 1 1830399 rem: 200 [ 2133.313262] lower bound violation: 0 [ 2133.313321] rto: 200 (0 >> 3 + 0, 10) time: 1833313 sent: 1833199 pen: 1 1836399 rem: 86 [ 2133.313430] lower bound violation: 0 [ 2133.313483] rto: 200 (0 >> 3 + 0, 9) time: 1833313 sent: 1833199 pen: 1 1833399 rem: 86 [ 2136.355135] lower bound violation: 0 [ 2136.355194] rto: 200 (0 >> 3 + 0, 12) time: 1836355 sent: 1836199 pen: 1 1839399 rem: 44 [ 2136.355302] lower bound violation: 0 [ 2136.355355] rto: 200 (0 >> 3 + 0, 11) time: 1836355 sent: 1836199 pen: 1 1836399 rem: 44 [ 2136.355462] lower bound violation: 0 [ 2136.355510] rto: 200 (0 >> 3 + 0, 10) time: 1836355 sent: 1836199 pen: 1 1836399 rem: 44 [ 2139.336730] lower bound violation: 0 [ 2139.336790] rto: 200 (0 >> 3 + 0, 13) time: 1839336 sent: 1839199 pen: 1 1842399 rem: 63 [ 2139.336911] lower bound violation: 0 [ 2139.336960] rto: 200 (0 >> 3 + 0, 12) time: 1839336 sent: 1839199 pen: 1 1839399 rem: 63 [ 2142.603552] lower bound violation: 0 [ 2142.603612] rto: 200 (0 >> 3 + 0, 15) time: 1842603 sent: 1842200 pen: 1 1845400 rem: 0 [ 2142.603729] lower bound violation: 0 [ 2142.603777] rto: 200 (0 >> 3 + 0, 15) time: 1842603 sent: 1842603 pen: 1 1843003 rem: 200 [ 2145.821472] lower bound violation: 0 [ 2145.821533] rto: 200 (0 >> 3 + 0, 18) time: 1845821 sent: 1845603 pen: 1 1848803 rem: 0 [ 2145.821638] lower bound violation: 0 [ 2145.821687] rto: 200 (0 >> 3 + 0, 18) time: 1845821 sent: 1845821 pen: 1 1846221 rem: 200 [ 2149.113311] lower bound violation: 0 [ 2149.113371] rto: 200 (0 >> 3 + 0, 21) time: 1849113 sent: 1848822 pen: 1 1852022 rem: 0 [ 2149.124655] lower bound violation: 0 [ 2149.124717] rto: 200 (0 >> 3 + 0, 21) time: 1849124 sent: 1849113 pen: 1 1849513 rem: 189 [ 2152.214537] lower bound violation: 0 [ 2152.214596] rto: 200 (0 >> 3 + 0, 24) time: 1852214 sent: 1852113 pen: 1 1855313 rem: 99 [ 2152.214836] lower bound violation: 0 [ 2152.214892] rto: 200 (0 >> 3 + 0, 23) time: 1852214 sent: 1852113 pen: 1 1852313 rem: 99 [ 2152.216836] lower bound violation: 0 [ 2152.216892] rto: 200 (0 >> 3 + 0, 22) time: 1852216 sent: 1852113 pen: 1 1852313 rem: 97 [ 2155.212630] lower bound violation: 0 [ 2155.212683] rto: 200 (0 >> 3 + 0, 25) time: 1855212 sent: 1855113 pen: 1 1858313 rem: 101 [ 2155.271403] lower bound violation: 0 [ 2155.271462] rto: 200 (0 >> 3 + 0, 24) time: 1855271 sent: 1855113 pen: 1 1855313 rem: 42 [ 2155.271570] lower bound violation: 0 [ 2155.271624] rto: 200 (0 >> 3 + 0, 23) time: 1855271 sent: 1855113 pen: 1 1855313 rem: 42 [ 2158.247617] lower bound violation: 0 [ 2158.247676] rto: 200 (0 >> 3 + 0, 26) time: 1858247 sent: 1858113 pen: 1 1861313 rem: 66 [ 2158.308891] lower bound violation: 0 [ 2158.308949] rto: 200 (0 >> 3 + 0, 25) time: 1858308 sent: 1858113 pen: 1 1858313 rem: 5 [ 2161.267856] lower bound violation: 0 [ 2161.267918] rto: 200 (0 >> 3 + 0, 28) time: 1861267 sent: 1861114 pen: 1 1864314 rem: 47 [ 2161.268020] lower bound violation: 0 [ 2161.268068] rto: 200 (0 >> 3 + 0, 27) time: 1861268 sent: 1861114 pen: 1 1861315 rem: 46 [ 2161.268283] lower bound violation: 0 [ 2161.268339] rto: 200 (0 >> 3 + 0, 26) time: 1861268 sent: 1861114 pen: 1 1861314 rem: 46 [ 2164.483740] lower bound violation: 0 [ 2164.483799] rto: 200 (0 >> 3 + 0, 29) time: 1864483 sent: 1864114 pen: 1 1867314 rem: 0 [ 2164.485758] lower bound violation: 0 [ 2164.485809] rto: 200 (0 >> 3 + 0, 29) time: 1864485 sent: 1864483 pen: 1 1864883 rem: 198 [ 2460.739324] rto: 7040 (757 >> 3 + 346, 4) time: 2160739 sent: 2160696 pen: 1 2174776 rem: 6997 [ 2477.769916] rto: 120000 (17147 >> 3 + 1705, 6) time: 2177769 sent: 2174642 pen: 1 2294642 rem: 116873 [ 2484.364919] rto: 69440 (3542 >> 3 + 643, 6) time: 2184364 sent: 2182505 pen: 1 2302505 rem: 67581 [ 2555.105348] rto: 69440 (3542 >> 3 + 643, 6) time: 2255105 sent: 2251946 pen: 1 2371946 rem: 66281 [ 2597.920272] rto: 120000 (17147 >> 3 + 1705, 6) time: 2297920 sent: 2294643 pen: 1 2414643 rem: 116723 [ 2624.616823] rto: 69440 (3542 >> 3 + 643, 6) time: 2324616 sent: 2321386 pen: 1 2441386 rem: 66210 [ 2693.911647] rto: 69440 (3542 >> 3 + 643, 6) time: 2393911 sent: 2390826 pen: 1 2510826 rem: 66355 [ 2763.385982] rto: 69440 (3542 >> 3 + 643, 6) time: 2463385 sent: 2460266 pen: 1 2580266 rem: 66321 [ 2779.512699] rto: 1256 (1556 >> 3 + 434, 1) time: 2479512 sent: 2478219 pen: 1 2480731 rem: 0 [ 2832.786161] rto: 69440 (3542 >> 3 + 643, 6) time: 2532786 sent: 2529707 pen: 1 2649707 rem: 66361 [ 2851.953268] rto: 120000 (9704 >> 3 + 2426, 7) time: 2551953 sent: 2548934 pen: 1 2668934 rem: 116981 [ 2902.338631] rto: 69440 (3542 >> 3 + 643, 6) time: 2602338 sent: 2599147 pen: 1 2719147 rem: 66249 [ 2957.718611] rto: 120000 (17147 >> 3 + 1705, 8) time: 2657718 sent: 2654643 pen: 1 2774643 rem: 116925 [ 2971.736295] rto: 69440 (3542 >> 3 + 643, 6) time: 2671736 sent: 2668587 pen: 1 2788587 rem: 66291 [ 2972.118479] rto: 120000 (9704 >> 3 + 2426, 7) time: 2672118 sent: 2668934 pen: 1 2788934 rem: 116816 [ 3041.036185] rto: 69440 (3542 >> 3 + 643, 6) time: 2741036 sent: 2738027 pen: 1 2858027 rem: 66431 [ 3091.942676] rto: 120000 (9704 >> 3 + 2426, 7) time: 2791942 sent: 2788934 pen: 1 2908934 rem: 116992 [ 3110.560285] rto: 69440 (3542 >> 3 + 643, 6) time: 2810560 sent: 2807467 pen: 1 2927467 rem: 66347 [ 3180.044502] rto: 69440 (3542 >> 3 + 643, 6) time: 2880044 sent: 2876907 pen: 1 2996907 rem: 66303 [ 3211.952300] rto: 120000 (9704 >> 3 + 2426, 7) time: 2911952 sent: 2908934 pen: 1 3028934 rem: 116982 [ 3288.275909] rto: 120000 (9674 >> 3 + 2484, 9) time: 2988275 sent: 2987173 pen: 1 3107173 rem: 118898 [ 3330.221683] rto: 120000 (200 >> 3 + 200, 13) time: 3030221 sent: 3027658 pen: 1 3147658 rem: 117437 [ 3383.376964] rto: 13296 (1388 >> 3 + 658, 4) time: 3083376 sent: 3082998 pen: 1 3109590 rem: 12918 [ 3408.805976] rto: 120000 (9674 >> 3 + 2484, 9) time: 3108805 sent: 3107174 pen: 1 3227174 rem: 118369 [ 3447.968663] rto: 120000 (200 >> 3 + 200, 13) time: 3147968 sent: 3147658 pen: 1 3267658 rem: 119690 [ 3798.180697] rto: 1482 (1976 >> 3 + 494, 1) time: 3498180 sent: 3497035 pen: 1 3499999 rem: 337 [ 3798.180827] rto: 741 (1976 >> 3 + 494, 0) time: 3498180 sent: 3497035 pen: 1 3498517 rem: 0 [ 3801.277029] rto: 1482 (1976 >> 3 + 494, 1) time: 3501276 sent: 3499662 pen: 1 3502626 rem: 0 [ 3801.277184] rto: 1482 (1976 >> 3 + 494, 1) time: 3501277 sent: 3501277 pen: 1 3504241 rem: 1482 [ 3804.486861] rto: 1482 (1976 >> 3 + 494, 1) time: 3504486 sent: 3502759 pen: 1 3505723 rem: 0 [ 3804.487007] rto: 1482 (1976 >> 3 + 494, 1) time: 3504486 sent: 3504486 pen: 1 3507450 rem: 1482 [ 3812.053012] rto: 2964 (1976 >> 3 + 494, 2) time: 3512052 sent: 3508933 pen: 1 3514861 rem: 0 [ 3815.238764] rto: 2964 (1976 >> 3 + 494, 2) time: 3515238 sent: 3512053 pen: 1 3517981 rem: 0 [ 3818.394748] rto: 2964 (1976 >> 3 + 494, 2) time: 3518394 sent: 3515238 pen: 1 3521166 rem: 0 [ 3821.481936] rto: 2964 (1976 >> 3 + 494, 2) time: 3521481 sent: 3518394 pen: 1 3524322 rem: 0 [ 3824.873120] rto: 2964 (1976 >> 3 + 494, 2) time: 3524873 sent: 3521482 pen: 1 3527410 rem: 0 [ 3827.898656] rto: 2964 (1976 >> 3 + 494, 2) time: 3527898 sent: 3524873 pen: 1 3530801 rem: 0 [ 3830.943112] rto: 2964 (1976 >> 3 + 494, 2) time: 3530943 sent: 3527898 pen: 1 3533826 rem: 0 [ 3833.974064] rto: 2964 (1976 >> 3 + 494, 2) time: 3533974 sent: 3530943 pen: 1 3536871 rem: 0 [ 3837.112487] rto: 2964 (1976 >> 3 + 494, 2) time: 3537112 sent: 3533974 pen: 1 3539902 rem: 0 [ 3840.130296] rto: 2964 (1976 >> 3 + 494, 2) time: 3540130 sent: 3537112 pen: 1 3543040 rem: 0 [ 3843.191881] rto: 2964 (1976 >> 3 + 494, 2) time: 3543191 sent: 3540130 pen: 1 3546058 rem: 0 [ 3846.633862] rto: 2964 (1976 >> 3 + 494, 2) time: 3546633 sent: 3543191 pen: 1 3549119 rem: 0 [ 3849.682215] rto: 2964 (1976 >> 3 + 494, 2) time: 3549682 sent: 3546633 pen: 1 3552561 rem: 0 [ 3852.728190] rto: 2964 (1976 >> 3 + 494, 2) time: 3552728 sent: 3549682 pen: 1 3555610 rem: 0 [ 3869.778290] rto: 79136 (14257 >> 3 + 691, 5) time: 3569778 sent: 3564894 pen: 1 3684894 rem: 74252 [ 3942.001467] rto: 47424 (1976 >> 3 + 494, 6) time: 3642001 sent: 3641648 pen: 1 3736496 rem: 47071 [ 3948.754452] rto: 79136 (14257 >> 3 + 691, 5) time: 3648754 sent: 3644030 pen: 1 3764030 rem: 74412 [ 3972.841345] rto: 47168 (1911 >> 3 + 499, 6) time: 3672841 sent: 3672158 pen: 1 3766494 rem: 46485 [ 3992.364664] rto: 47424 (1976 >> 3 + 494, 6) time: 3692364 sent: 3689072 pen: 1 3783920 rem: 44132 [ 4019.342183] rto: 47168 (1911 >> 3 + 499, 6) time: 3719342 sent: 3719326 pen: 1 3813662 rem: 47152 [ 4028.049905] rto: 79136 (14257 >> 3 + 691, 5) time: 3728049 sent: 3723166 pen: 1 3843166 rem: 74253 [ 4039.530444] rto: 47424 (1976 >> 3 + 494, 6) time: 3739530 sent: 3736496 pen: 1 3831344 rem: 44390 [ 4067.954752] rto: 47168 (1911 >> 3 + 499, 6) time: 3767954 sent: 3766494 pen: 1 3860830 rem: 45708 [ 4087.534683] rto: 47424 (1976 >> 3 + 494, 6) time: 3787534 sent: 3783920 pen: 1 3878768 rem: 43810 [ 4116.817143] rto: 47168 (1911 >> 3 + 499, 6) time: 3816817 sent: 3813662 pen: 1 3907998 rem: 44013 [ 4134.515420] rto: 47424 (1976 >> 3 + 494, 6) time: 3834515 sent: 3831344 pen: 1 3926192 rem: 44253 [ 4146.622061] rto: 40592 (3300 >> 3 + 2125, 4) time: 3846622 sent: 3846199 pen: 1 3927383 rem: 40169 [ 4182.217172] rto: 47424 (1976 >> 3 + 494, 6) time: 3882217 sent: 3878768 pen: 1 3973616 rem: 43975 [ 4226.387945] rto: 120000 (14257 >> 3 + 691, 6) time: 3926387 sent: 3922303 pen: 1 4042303 rem: 115916 [ 4228.876327] rto: 85152 (11055 >> 3 + 1280, 5) time: 3928876 sent: 3925792 pen: 1 4045792 rem: 82068 [ 4229.248393] rto: 47424 (1976 >> 3 + 494, 6) time: 3929248 sent: 3926192 pen: 1 4021040 rem: 44368 [ 4264.022196] rto: 103072 (11062 >> 3 + 1839, 5) time: 3964022 sent: 3963411 pen: 1 4083411 rem: 102461 [ 4271.074364] rto: 81184 (3300 >> 3 + 2125, 5) time: 3971074 sent: 3967975 pen: 1 4087975 rem: 78085 [ 4276.683784] rto: 47424 (1976 >> 3 + 494, 6) time: 3976683 sent: 3973616 pen: 1 4068464 rem: 44357 -- To unsubscribe from this list: send the line "unsubscribe netdev" 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On Sunday 24 January 2010 00:34:43 Ilpo Järvinen wrote: > Restored Damian cc, please keep them. > > On Sat, 23 Jan 2010, Denys Fedoryshchenko wrote: > > On Tuesday 19 January 2010 13:17:51 you wrote: > > > On Tue, 19 Jan 2010, Denys Fedoryshchenko wrote: > > > > On Tuesday 19 January 2010 11:10:12 you wrote: > > > > > Hi, > > > > > thank you for testing. So srtt and rttvar is zero in any of those > > > > > cases. Ilpo, it is a bug in tcp_rtt_estimator then, I suppose? > > > > > > > > > > There is also a code comment in tcp_input.c, saying: > > > > > > * NOTE: clamping at TCP_RTO_MIN is not required, current algo > > > > > > * guarantees that rto is higher. > > > > > > > > > > So we either fix tcp_rtt_estimator or simply clamp at TCP_RTO_MIN? > > > > > > > > > > Damian > > > > > > > > > > > On Monday 11 January 2010 15:02:34 you wrote: > > > > > >> On Sat, 26 Dec 2009, Denys Fedoryshchenko wrote: > > > > > >>> Few more dumps. I notice: > > > > > >>> 1)Ack always equal 1 > > > > > >>> 2)It is usually first segment of data sent (?) > > > > > >>> > > > > > >>> Maybe some value not initialised properly? > > > > > >> > > > > > >> Can you see if the RTO lower bound is violated (I added some > > > > > >> printing of vars there too already now if it turns out to be > > > > > >> something): > > > > > >> > > > > > >> diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c > > > > > >> index 65b8ebf..d84469f 100644 > > > > > >> --- a/net/ipv4/tcp_ipv4.c > > > > > >> +++ b/net/ipv4/tcp_ipv4.c > > > > > > > > As i see in code it is rounding RTO to minimum value. > > > > It fixes my problem seems. > > > > > > > > Btw just a bit about my environment - wireless networks (sometimes > > > > lossy!) with low speed (128-512Kbps) customers working over pppoe. > > > > Maybe it will give a tip why rtt value is too low. > > > > > > What I find most strange in it is the fact that when it triggers for > > > the first time, the srtt and mdev are zero, not some value in between 0 > > > and 200ms. Therefore I suspect that this case might be something that > > > we've overlooked where srtt/mdev are not valid at all. > > > > > > Maybe the patch below helps... > > > > Seems after this patch (and debug patch with warnings) my dmesg is clean. > > Cool, thanks for testing. > > Dave, please send into stable too (besides net-2.6). If we want less strict > state check we can continue playing with that in net-next, IMHO. > I extend a little bit debug to printk("lower bound violation: %u code %u sk_state %u\n", icsk->icsk_rto, code,sk->sk_state); Here is result: [ 566.990065] lower bound violation: 0 code 1 sk_state 1 [ 566.990111] rto: 200 (0 >> 3 + 0, 5) time: 266990 sent: 263925 pen: 1 383925 rem: 0 [ 570.058555] lower bound violation: 0 code 1 sk_state 1 [ 570.058603] rto: 200 (0 >> 3 + 0, 8) time: 270058 sent: 269790 pen: 1 272990 rem: 0 [ 570.058660] lower bound violation: 0 code 1 sk_state 1 [ 570.058698] rto: 200 (0 >> 3 + 0, 8) time: 270058 sent: 270058 pen: 1 270458 rem: 200 [ 573.122550] lower bound violation: 0 code 1 sk_state 1 [ 573.122626] rto: 200 (0 >> 3 + 0, 11) time: 273122 sent: 273058 pen: 1 276258 rem: 136 [ 573.122745] lower bound violation: 0 code 1 sk_state 1 [ 573.122815] rto: 200 (0 >> 3 + 0, 10) time: 273122 sent: 273058 pen: 1 273258 rem: 136 [ 573.122931] lower bound violation: 0 code 1 sk_state 1 [ 573.123001] rto: 200 (0 >> 3 + 0, 9) time: 273122 sent: 273058 pen: 1 273258 rem: 136 [ 576.304338] lower bound violation: 0 code 1 sk_state 1 [ 576.304423] rto: 200 (0 >> 3 + 0, 12) time: 276304 sent: 276059 pen: 1 279259 rem: 0 [ 576.326167] lower bound violation: 0 code 1 sk_state 1 [ 576.326251] rto: 200 (0 >> 3 + 0, 12) time: 276326 sent: 276304 pen: 1 276704 rem: 178 [ 579.360343] lower bound violation: 0 code 1 sk_state 1 [ 579.360427] rto: 200 (0 >> 3 + 0, 15) time: 279360 sent: 279304 pen: 1 282504 rem: 144 [ 582.566834] lower bound violation: 0 code 1 sk_state 1 [ 582.566919] rto: 200 (0 >> 3 + 0, 18) time: 282566 sent: 282304 pen: 1 285504 rem: 0 [ 582.567085] lower bound violation: 0 code 1 sk_state 1 [ 582.567162] rto: 200 (0 >> 3 + 0, 18) time: 282567 sent: 282567 pen: 1 282967 rem: 200 [ 582.567280] lower bound violation: 0 code 1 sk_state 1 [ 582.567351] rto: 200 (0 >> 3 + 0, 17) time: 282567 sent: 282567 pen: 1 282767 rem: 200 [ 585.649877] lower bound violation: 0 code 1 sk_state 1 [ 585.649962] rto: 200 (0 >> 3 + 0, 20) time: 285649 sent: 285567 pen: 1 288767 rem: 118 [ 585.650097] lower bound violation: 0 code 1 sk_state 1 [ 585.650178] rto: 200 (0 >> 3 + 0, 19) time: 285650 sent: 285567 pen: 1 285768 rem: 117 [ 588.836754] lower bound violation: 0 code 1 sk_state 1 [ 588.836845] rto: 200 (0 >> 3 + 0, 22) time: 288836 sent: 288567 pen: 1 291767 rem: 0 [ 588.836970] lower bound violation: 0 code 1 sk_state 1 [ 588.837042] rto: 200 (0 >> 3 + 0, 22) time: 288836 sent: 288836 pen: 1 289236 rem: 200 [ 591.902908] lower bound violation: 0 code 1 sk_state 1 [ 591.902996] rto: 200 (0 >> 3 + 0, 25) time: 291902 sent: 291837 pen: 1 295037 rem: 135 [ 591.903129] lower bound violation: 0 code 1 sk_state 1 [ 591.903205] rto: 200 (0 >> 3 + 0, 24) time: 291903 sent: 291837 pen: 1 292038 rem: 134 [ 595.091391] lower bound violation: 0 code 1 sk_state 1 [ 595.091477] rto: 200 (0 >> 3 + 0, 27) time: 295091 sent: 294837 pen: 1 298037 rem: 0 [ 595.091627] lower bound violation: 0 code 1 sk_state 1 [ 595.091702] rto: 200 (0 >> 3 + 0, 27) time: 295091 sent: 295091 pen: 1 295491 rem: 200 [ 598.141828] lower bound violation: 0 code 1 sk_state 1 [ 598.141913] rto: 200 (0 >> 3 + 0, 30) time: 298141 sent: 298091 pen: 1 301291 rem: 150 [ 598.142043] lower bound violation: 0 code 1 sk_state 1 [ 598.142114] rto: 200 (0 >> 3 + 0, 29) time: 298141 sent: 298091 pen: 1 298291 rem: 150 [ 598.142252] lower bound violation: 0 code 1 sk_state 1 [ 598.142344] rto: 200 (0 >> 3 + 0, 28) time: 298142 sent: 298091 pen: 1 298291 rem: 149 [ 601.146649] lower bound violation: 0 code 1 sk_state 1 [ 601.146734] rto: 200 (0 >> 3 + 0, 31) time: 301146 sent: 301091 pen: 1 304291 rem: 145 [ 601.178998] lower bound violation: 0 code 1 sk_state 1 [ 601.179090] rto: 200 (0 >> 3 + 0, 30) time: 301179 sent: 301091 pen: 1 301291 rem: 112 [ 601.179227] lower bound violation: 0 code 1 sk_state 1 [ 601.179298] rto: 200 (0 >> 3 + 0, 29) time: 301179 sent: 301091 pen: 1 301291 rem: 112 [ 604.193304] lower bound violation: 0 code 1 sk_state 1 [ 604.193389] rto: 200 (0 >> 3 + 0, 32) time: 304193 sent: 304091 pen: 1 307291 rem: 98 [ 604.193518] lower bound violation: 0 code 1 sk_state 1 [ 604.193589] rto: 200 (0 >> 3 + 0, 31) time: 304193 sent: 304091 pen: 1 304291 rem: 98 [ 604.193706] lower bound violation: 0 code 1 sk_state 1 [ 604.193776] rto: 200 (0 >> 3 + 0, 30) time: 304193 sent: 304091 pen: 1 304291 rem: 98 [ 607.341327] lower bound violation: 0 code 1 sk_state 1 [ 607.341412] rto: 200 (0 >> 3 + 0, 33) time: 307341 sent: 307091 pen: 1 310291 rem: 0 [ 607.370345] lower bound violation: 0 code 1 sk_state 1 [ 607.370427] rto: 200 (0 >> 3 + 0, 33) time: 307370 sent: 307341 pen: 1 307741 rem: 171 [ 607.370657] lower bound violation: 0 code 1 sk_state 1 [ 607.370730] rto: 200 (0 >> 3 + 0, 32) time: 307370 sent: 307341 pen: 1 307541 rem: 171 [ 610.437075] lower bound violation: 0 code 1 sk_state 1 [ 610.437161] rto: 200 (0 >> 3 + 0, 35) time: 310437 sent: 310341 pen: 1 313541 rem: 104 [ 610.437302] lower bound violation: 0 code 1 sk_state 1 [ 610.437374] rto: 200 (0 >> 3 + 0, 34) time: 310437 sent: 310341 pen: 1 310541 rem: 104 [ 610.437497] lower bound violation: 0 code 1 sk_state 1 [ 610.437567] rto: 200 (0 >> 3 + 0, 33) time: 310437 sent: 310341 pen: 1 310541 rem: 104 [ 613.429680] lower bound violation: 0 code 1 sk_state 1 [ 613.429770] rto: 200 (0 >> 3 + 0, 36) time: 313429 sent: 313341 pen: 1 316541 rem: 112 [ 613.429899] lower bound violation: 0 code 1 sk_state 1 [ 613.429970] rto: 200 (0 >> 3 + 0, 35) time: 313429 sent: 313341 pen: 1 313541 rem: 112 [ 613.430087] lower bound violation: 0 code 1 sk_state 1 [ 613.430164] rto: 200 (0 >> 3 + 0, 34) time: 313430 sent: 313341 pen: 1 313542 rem: 111 [ 616.644279] lower bound violation: 0 code 1 sk_state 1 [ 616.644364] rto: 200 (0 >> 3 + 0, 37) time: 316644 sent: 316341 pen: 1 319541 rem: 0 [ 616.644500] lower bound violation: 0 code 1 sk_state 1 [ 616.644572] rto: 200 (0 >> 3 + 0, 37) time: 316644 sent: 316644 pen: 1 317044 rem: 200 [ 616.644689] lower bound violation: 0 code 1 sk_state 1 [ 616.644760] rto: 200 (0 >> 3 + 0, 36) time: 316644 sent: 316644 pen: 1 316844 rem: 200 [ 617.028542] rto: 120000 (788 >> 3 + 266, 10) time: 317028 sent: 313993 pen: 1 433993 rem: 116965 [ 619.711969] lower bound violation: 0 code 1 sk_state 1 [ 619.712050] rto: 200 (0 >> 3 + 0, 39) time: 319712 sent: 319644 pen: 1 322844 rem: 132 [ 619.712169] lower bound violation: 0 code 1 sk_state 1 [ 619.712240] rto: 200 (0 >> 3 + 0, 38) time: 319712 sent: 319644 pen: 1 319844 rem: 132 [ 619.712364] lower bound violation: 0 code 1 sk_state 1 [ 619.712435] rto: 200 (0 >> 3 + 0, 37) time: 319712 sent: 319644 pen: 1 319844 rem: 132 [ 622.908447] lower bound violation: 0 code 1 sk_state 1 [ 622.908531] rto: 200 (0 >> 3 + 0, 40) time: 322908 sent: 322644 pen: 1 325844 rem: 0 [ 622.909274] lower bound violation: 0 code 1 sk_state 1 [ 622.909347] rto: 200 (0 >> 3 + 0, 40) time: 322909 sent: 322908 pen: 1 323308 rem: 199 [ 622.914930] lower bound violation: 0 code 1 sk_state 1 [ 622.915014] rto: 200 (0 >> 3 + 0, 39) time: 322914 sent: 322908 pen: 1 323108 rem: 194 [ 625.975145] lower bound violation: 0 code 1 sk_state 1 [ 625.975232] rto: 200 (0 >> 3 + 0, 42) time: 325975 sent: 325909 pen: 1 329109 rem: 134 [ 625.975350] lower bound violation: 0 code 1 sk_state 1 [ 625.975422] rto: 200 (0 >> 3 + 0, 41) time: 325975 sent: 325909 pen: 1 326109 rem: 134 [ 625.975538] lower bound violation: 0 code 1 sk_state 1 [ 625.975609] rto: 200 (0 >> 3 + 0, 40) time: 325975 sent: 325909 pen: 1 326109 rem: 134 [ 629.187199] lower bound violation: 0 code 1 sk_state 1 [ 629.187286] rto: 200 (0 >> 3 + 0, 43) time: 329187 sent: 328909 pen: 1 332109 rem: 0 [ 629.187454] lower bound violation: 0 code 1 sk_state 1 [ 629.187529] rto: 200 (0 >> 3 + 0, 43) time: 329187 sent: 329187 pen: 1 329587 rem: 200 [ 629.187646] lower bound violation: 0 code 1 sk_state 1 [ 629.187717] rto: 200 (0 >> 3 + 0, 42) time: 329187 sent: 329187 pen: 1 329387 rem: 200 [ 632.232822] lower bound violation: 0 code 1 sk_state 1 [ 632.232907] rto: 200 (0 >> 3 + 0, 45) time: 332232 sent: 332187 pen: 1 335387 rem: 155 [ 632.250500] lower bound violation: 0 code 1 sk_state 1 [ 632.250585] rto: 200 (0 >> 3 + 0, 44) time: 332250 sent: 332187 pen: 1 332388 rem: 137 [ 632.250714] lower bound violation: 0 code 1 sk_state 1 [ 632.250785] rto: 200 (0 >> 3 + 0, 43) time: 332250 sent: 332187 pen: 1 332387 rem: 137 [ 635.247889] lower bound violation: 0 code 1 sk_state 1 [ 635.247974] rto: 200 (0 >> 3 + 0, 46) time: 335247 sent: 335187 pen: 1 338387 rem: 140 [ 635.248416] lower bound violation: 0 code 1 sk_state 1 [ 635.248490] rto: 200 (0 >> 3 + 0, 45) time: 335248 sent: 335187 pen: 1 335387 rem: 139 [ 635.251046] lower bound violation: 0 code 1 sk_state 1 [ 635.251122] rto: 200 (0 >> 3 + 0, 44) time: 335251 sent: 335187 pen: 1 335387 rem: 136 [ 638.434799] lower bound violation: 0 code 1 sk_state 1 [ 638.434883] rto: 200 (0 >> 3 + 0, 47) time: 338434 sent: 338187 pen: 1 341387 rem: 0 [ 638.435018] lower bound violation: 0 code 1 sk_state 1 [ 638.435090] rto: 200 (0 >> 3 + 0, 47) time: 338435 sent: 338434 pen: 1 338834 rem: 199 [ 638.435215] lower bound violation: 0 code 1 sk_state 1 [ 638.435993] rto: 200 (0 >> 3 + 0, 46) time: 338435 sent: 338434 pen: 1 338634 rem: 199 [ 641.501303] lower bound violation: 0 code 1 sk_state 1 [ 641.501380] rto: 200 (0 >> 3 + 0, 49) time: 341501 sent: 341435 pen: 1 344635 rem: 134 [ 641.501501] lower bound violation: 0 code 1 sk_state 1 [ 641.501571] rto: 200 (0 >> 3 + 0, 48) time: 341501 sent: 341435 pen: 1 341635 rem: 134 [ 641.501687] lower bound violation: 0 code 1 sk_state 1 [ 641.501757] rto: 200 (0 >> 3 + 0, 47) time: 341501 sent: 341435 pen: 1 341635 rem: 134 [ 644.518586] lower bound violation: 0 code 1 sk_state 1 [ 644.518672] rto: 200 (0 >> 3 + 0, 50) time: 344518 sent: 344435 pen: 1 347635 rem: 117 [ 644.518849] lower bound violation: 0 code 1 sk_state 1 [ 644.518930] rto: 200 (0 >> 3 + 0, 49) time: 344518 sent: 344435 pen: 1 344635 rem: 117 [ 644.519071] lower bound violation: 0 code 1 sk_state 1 [ 644.519158] rto: 200 (0 >> 3 + 0, 48) time: 344519 sent: 344435 pen: 1 344636 rem: 116 [ 647.725632] lower bound violation: 0 code 1 sk_state 1 [ 647.725717] rto: 200 (0 >> 3 + 0, 51) time: 347725 sent: 347435 pen: 1 350635 rem: 0 [ 647.725850] lower bound violation: 0 code 1 sk_state 1 [ 647.725921] rto: 200 (0 >> 3 + 0, 51) time: 347725 sent: 347725 pen: 1 348125 rem: 200 [ 647.729343] lower bound violation: 0 code 1 sk_state 1 [ 647.729417] rto: 200 (0 >> 3 + 0, 50) time: 347729 sent: 347725 pen: 1 347925 rem: 196 [ 650.787543] lower bound violation: 0 code 1 sk_state 1 [ 650.787619] rto: 200 (0 >> 3 + 0, 53) time: 350787 sent: 350726 pen: 1 353926 rem: 139 [ 650.798651] lower bound violation: 0 code 1 sk_state 1 [ 650.798749] rto: 200 (0 >> 3 + 0, 52) time: 350798 sent: 350726 pen: 1 350926 rem: 128 [ 650.805039] lower bound violation: 0 code 1 sk_state 1 [ 650.805123] rto: 200 (0 >> 3 + 0, 51) time: 350805 sent: 350726 pen: 1 350926 rem: 121 [ 653.801712] lower bound violation: 0 code 1 sk_state 1 [ 653.801788] rto: 200 (0 >> 3 + 0, 54) time: 353801 sent: 353726 pen: 1 356926 rem: 125 [ 653.801937] lower bound violation: 0 code 1 sk_state 1 [ 653.802023] rto: 200 (0 >> 3 + 0, 53) time: 353802 sent: 353726 pen: 1 353926 rem: 124 [ 653.802475] lower bound violation: 0 code 1 sk_state 1 [ 653.802548] rto: 200 (0 >> 3 + 0, 52) time: 353802 sent: 353726 pen: 1 353926 rem: 124 [ 656.985567] lower bound violation: 0 code 1 sk_state 1 [ 656.985653] rto: 200 (0 >> 3 + 0, 55) time: 356985 sent: 356726 pen: 1 359926 rem: 0 [ 656.986226] lower bound violation: 0 code 1 sk_state 1 [ 656.986299] rto: 200 (0 >> 3 + 0, 55) time: 356986 sent: 356985 pen: 1 357385 rem: 199 [ 656.986416] lower bound violation: 0 code 1 sk_state 1 [ 656.986486] rto: 200 (0 >> 3 + 0, 54) time: 356986 sent: 356985 pen: 1 357185 rem: 199 [ 660.042091] lower bound violation: 0 code 1 sk_state 1 [ 660.042168] rto: 200 (0 >> 3 + 0, 57) time: 360042 sent: 359985 pen: 1 363185 rem: 143 [ 660.042286] lower bound violation: 0 code 1 sk_state 1 [ 660.042357] rto: 200 (0 >> 3 + 0, 56) time: 360042 sent: 359985 pen: 1 360185 rem: 143 [ 660.076230] lower bound violation: 0 code 1 sk_state 1 [ 660.076315] rto: 200 (0 >> 3 + 0, 55) time: 360076 sent: 359985 pen: 1 360185 rem: 109 [ 663.256655] lower bound violation: 0 code 1 sk_state 1 [ 663.256731] rto: 200 (0 >> 3 + 0, 58) time: 363256 sent: 362985 pen: 1 366185 rem: 0 [ 663.341934] lower bound violation: 0 code 1 sk_state 1 [ 663.342010] rto: 200 (0 >> 3 + 0, 58) time: 363341 sent: 363256 pen: 1 363656 rem: 115 [ 663.428067] lower bound violation: 0 code 1 sk_state 1 [ 663.428156] rto: 200 (0 >> 3 + 0, 57) time: 363428 sent: 363256 pen: 1 363457 rem: 28 [ 666.308896] lower bound violation: 0 code 1 sk_state 1 [ 666.308980] rto: 200 (0 >> 3 + 0, 60) time: 366308 sent: 366256 pen: 1 369456 rem: 148 [ 666.309110] lower bound violation: 0 code 1 sk_state 1 [ 666.309186] rto: 200 (0 >> 3 + 0, 59) time: 366309 sent: 366256 pen: 1 366457 rem: 147 [ 666.309315] lower bound violation: 0 code 1 sk_state 1 [ 666.309386] rto: 200 (0 >> 3 + 0, 58) time: 366309 sent: 366256 pen: 1 366456 rem: 147 [ 669.519782] lower bound violation: 0 code 1 sk_state 1 [ 669.519866] rto: 200 (0 >> 3 + 0, 61) time: 369519 sent: 369256 pen: 1 372456 rem: 0 [ 669.520011] lower bound violation: 0 code 1 sk_state 1 [ 669.520083] rto: 200 (0 >> 3 + 0, 61) time: 369520 sent: 369519 pen: 1 369919 rem: 199 [ 669.520206] lower bound violation: 0 code 1 sk_state 1 [ 669.520286] rto: 200 (0 >> 3 + 0, 60) time: 369520 sent: 369519 pen: 1 369719 rem: 199 [ 672.641672] lower bound violation: 0 code 1 sk_state 1 [ 672.641756] rto: 200 (0 >> 3 + 0, 63) time: 372641 sent: 372519 pen: 1 375719 rem: 78 [ 672.642325] lower bound violation: 0 code 1 sk_state 1 [ 672.642407] rto: 200 (0 >> 3 + 0, 62) time: 372642 sent: 372519 pen: 1 372719 rem: 77 [ 672.642524] lower bound violation: 0 code 1 sk_state 1 [ 672.642596] rto: 200 (0 >> 3 + 0, 61) time: 372642 sent: 372519 pen: 1 372719 rem: 77 [ 675.789437] lower bound violation: 0 code 1 sk_state 1 [ 675.789522] rto: 200 (0 >> 3 + 0, 64) time: 375789 sent: 375519 pen: 1 378719 rem: 0 [ 675.789657] lower bound violation: 0 code 1 sk_state 1 [ 675.789727] rto: 200 (0 >> 3 + 0, 64) time: 375789 sent: 375789 pen: 1 376189 rem: 200 [ 675.813158] lower bound violation: 0 code 1 sk_state 1 [ 675.813242] rto: 200 (0 >> 3 + 0, 63) time: 375813 sent: 375789 pen: 1 375989 rem: 176 [ 678.902625] lower bound violation: 0 code 1 sk_state 1 [ 678.902689] rto: 200 (0 >> 3 + 0, 66) time: 378902 sent: 378789 pen: 1 381989 rem: 87 [ 678.902808] lower bound violation: 0 code 1 sk_state 1 [ 678.902869] rto: 200 (0 >> 3 + 0, 65) time: 378902 sent: 378789 pen: 1 378989 rem: 87 [ 678.902967] lower bound violation: 0 code 1 sk_state 1 [ 678.903027] rto: 200 (0 >> 3 + 0, 64) time: 378903 sent: 378789 pen: 1 378989 rem: 86 [ 682.086610] lower bound violation: 0 code 1 sk_state 1 [ 682.086673] rto: 200 (0 >> 3 + 0, 67) time: 382086 sent: 381789 pen: 1 384989 rem: 0 [ 682.086823] lower bound violation: 0 code 1 sk_state 1 [ 682.086885] rto: 200 (0 >> 3 + 0, 67) time: 382086 sent: 382086 pen: 1 382486 rem: 200 [ 682.086988] lower bound violation: 0 code 1 sk_state 1 [ 682.087042] rto: 200 (0 >> 3 + 0, 66) time: 382087 sent: 382086 pen: 1 382286 rem: 199 [ 685.177400] lower bound violation: 0 code 1 sk_state 1 [ 685.177460] rto: 200 (0 >> 3 + 0, 69) time: 385177 sent: 385086 pen: 1 388286 rem: 109 [ 685.177566] lower bound violation: 0 code 1 sk_state 1 [ 685.177630] rto: 200 (0 >> 3 + 0, 68) time: 385177 sent: 385086 pen: 1 385286 rem: 109 [ 685.177734] lower bound violation: 0 code 1 sk_state 1 [ 685.177790] rto: 200 (0 >> 3 + 0, 67) time: 385177 sent: 385086 pen: 1 385286 rem: 109 [ 688.339503] lower bound violation: 0 code 1 sk_state 1 [ 688.339565] rto: 200 (0 >> 3 + 0, 70) time: 388339 sent: 388086 pen: 1 391286 rem: 0 [ 688.339684] lower bound violation: 0 code 1 sk_state 1 [ 688.339745] rto: 200 (0 >> 3 + 0, 70) time: 388339 sent: 388339 pen: 1 388739 rem: 200 [ 688.339844] lower bound violation: 0 code 1 sk_state 1 [ 688.339896] rto: 200 (0 >> 3 + 0, 69) time: 388339 sent: 388339 pen: 1 388539 rem: 200 [ 691.925180] lower bound violation: 0 code 1 sk_state 1 [ 691.925242] rto: 200 (0 >> 3 + 0, 72) time: 391925 sent: 391339 pen: 1 394539 rem: 0 [ 692.010074] lower bound violation: 0 code 1 sk_state 1 [ 692.010131] rto: 200 (0 >> 3 + 0, 72) time: 392009 sent: 391925 pen: 1 392325 rem: 116 [ 692.096188] lower bound violation: 0 code 1 sk_state 1 [ 692.096254] rto: 200 (0 >> 3 + 0, 71) time: 392096 sent: 391925 pen: 1 392126 rem: 29 [ 694.474680] lower bound violation: 0 code 1 sk_state 1 [ 694.474742] rto: 200 (0 >> 3 + 0, 73) time: 394474 sent: 393325 pen: 1 394925 rem: 0 [ 694.475751] lower bound violation: 0 code 1 sk_state 1 [ 694.475810] rto: 200 (0 >> 3 + 0, 73) time: 394475 sent: 394474 pen: 1 394874 rem: 199 [ 694.475918] lower bound violation: 0 code 1 sk_state 1 [ 694.475975] rto: 200 (0 >> 3 + 0, 72) time: 394475 sent: 394474 pen: 1 394674 rem: 199 [ 697.572814] lower bound violation: 0 code 1 sk_state 1 [ 697.572877] rto: 200 (0 >> 3 + 0, 75) time: 397572 sent: 397474 pen: 1 400674 rem: 102 [ 697.572986] lower bound violation: 0 code 1 sk_state 1 [ 697.573052] rto: 200 (0 >> 3 + 0, 74) time: 397573 sent: 397474 pen: 1 397674 rem: 101 [ 697.573159] lower bound violation: 0 code 1 sk_state 1 [ 697.573211] rto: 200 (0 >> 3 + 0, 73) time: 397573 sent: 397474 pen: 1 397674 rem: 101 [ 700.728072] lower bound violation: 0 code 1 sk_state 1 [ 700.728135] rto: 200 (0 >> 3 + 0, 76) time: 400728 sent: 400474 pen: 1 403674 rem: 0 [ 700.734010] lower bound violation: 0 code 1 sk_state 1 [ 700.734079] rto: 200 (0 >> 3 + 0, 76) time: 400734 sent: 400728 pen: 1 401128 rem: 194 [ 700.734191] lower bound violation: 0 code 1 sk_state 1 [ 700.734944] rto: 200 (0 >> 3 + 0, 75) time: 400734 sent: 400728 pen: 1 400928 rem: 194 [ 703.779459] lower bound violation: 0 code 1 sk_state 1 [ 703.779521] rto: 200 (0 >> 3 + 0, 78) time: 403779 sent: 403729 pen: 1 406929 rem: 150 [ 703.779628] lower bound violation: 0 code 1 sk_state 1 [ 703.779680] rto: 200 (0 >> 3 + 0, 77) time: 403779 sent: 403729 pen: 1 403929 rem: 150 [ 703.779797] lower bound violation: 0 code 1 sk_state 1 [ 703.779850] rto: 200 (0 >> 3 + 0, 76) time: 403779 sent: 403729 pen: 1 403929 rem: 150 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi, considering Denys' latest tests, I think we should bound at TCP_RTO_MIN inside __tcp_set_rto(). Look at the following piece: > [ 604.193389] rto: 200 (0 >> 3 + 0, 32) time: 304193 sent: 304091 pen: 1 307291 rem: 98 > [ 604.193518] lower bound violation: 0 code 1 sk_state 1 > [ 604.193589] rto: 200 (0 >> 3 + 0, 31) time: 304193 sent: 304091 pen: 1 304291 rem: 98 > [ 604.193706] lower bound violation: 0 code 1 sk_state 1 > [ 604.193776] rto: 200 (0 >> 3 + 0, 30) time: 304193 sent: 304091 pen: 1 304291 rem: 98 > [ 607.341327] lower bound violation: 0 code 1 sk_state 1 > [ 607.341412] rto: 200 (0 >> 3 + 0, 33) time: 307341 sent: 307091 pen: 1 310291 rem: 0 We have a burst of three incoming ICMPs, not triggering retransmissions because of rem > 0. Nevertheless, there is an increase of icsk_backoff by four within 3100ms, with no ICMPs in between. For me, this is explainable by the broken mdev/rtt issue together with bursty ICMP replies. - At t=0, RTT is at 0.2 seconds when connectivity breaks - At t=3, TCP has emitted 4 eponentially backed-off retransmits, and icsk_rto is at 3.2s. - At t=3+eps, three of four ICMPs arrive in one burst. - Due to broken mdev, rto is reset to 0.2s inside tcp_v4_err(), independent of icsk_backoff. Damian > Restored Damian cc, please keep them. > > On Sat, 23 Jan 2010, Denys Fedoryshchenko wrote: >> On Tuesday 19 January 2010 13:17:51 you wrote: >>> On Tue, 19 Jan 2010, Denys Fedoryshchenko wrote: >>>> On Tuesday 19 January 2010 11:10:12 you wrote: >>>>> Hi, >>>>> thank you for testing. So srtt and rttvar is zero in any of those >>>>> cases. Ilpo, it is a bug in tcp_rtt_estimator then, I suppose? >>>>> >>>>> There is also a code comment in tcp_input.c, saying: >>>>>> * NOTE: clamping at TCP_RTO_MIN is not required, current algo >>>>>> * guarantees that rto is higher. >>>>> So we either fix tcp_rtt_estimator or simply clamp at TCP_RTO_MIN? >>>>> >>>>> Damian >>>>> >>>>>> On Monday 11 January 2010 15:02:34 you wrote: >>>>>>> On Sat, 26 Dec 2009, Denys Fedoryshchenko wrote: >>>>>>>> Few more dumps. I notice: >>>>>>>> 1)Ack always equal 1 >>>>>>>> 2)It is usually first segment of data sent (?) >>>>>>>> >>>>>>>> Maybe some value not initialised properly? >>>>>>> Can you see if the RTO lower bound is violated (I added some >>>>>>> printing of vars there too already now if it turns out to be >>>>>>> something): >>>>>>> >>>>>>> diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c >>>>>>> index 65b8ebf..d84469f 100644 >>>>>>> --- a/net/ipv4/tcp_ipv4.c >>>>>>> +++ b/net/ipv4/tcp_ipv4.c >>>> As i see in code it is rounding RTO to minimum value. >>>> It fixes my problem seems. >>>> >>>> Btw just a bit about my environment - wireless networks (sometimes >>>> lossy!) with low speed (128-512Kbps) customers working over pppoe. Maybe >>>> it will give a tip why rtt value is too low. >>> What I find most strange in it is the fact that when it triggers for the >>> first time, the srtt and mdev are zero, not some value in between 0 and >>> 200ms. Therefore I suspect that this case might be something that we've >>> overlooked where srtt/mdev are not valid at all. >>> >>> Maybe the patch below helps... >>> >> Seems after this patch (and debug patch with warnings) my dmesg is clean. > > Cool, thanks for testing. > > Dave, please send into stable too (besides net-2.6). If we want less strict > state check we can continue playing with that in net-next, IMHO. > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Mon, 25 Jan 2010, Damian Lukowski wrote: > considering Denys' latest tests, I think we should bound > at TCP_RTO_MIN inside __tcp_set_rto(). > Look at the following piece: > > [ 604.193389] rto: 200 (0 >> 3 + 0, 32) time: 304193 sent: 304091 pen: 1 307291 rem: 98 > > [ 604.193518] lower bound violation: 0 code 1 sk_state 1 > > [ 604.193589] rto: 200 (0 >> 3 + 0, 31) time: 304193 sent: 304091 pen: 1 304291 rem: 98 > > [ 604.193706] lower bound violation: 0 code 1 sk_state 1 > > [ 604.193776] rto: 200 (0 >> 3 + 0, 30) time: 304193 sent: 304091 pen: 1 304291 rem: 98 > > [ 607.341327] lower bound violation: 0 code 1 sk_state 1 > > [ 607.341412] rto: 200 (0 >> 3 + 0, 33) time: 307341 sent: 307091 pen: 1 310291 rem: 0 > > We have a burst of three incoming ICMPs, not triggering retransmissions because > of rem > 0. Nevertheless, there is an increase of icsk_backoff by four > within 3100ms, with no ICMPs in between. > For me, this is explainable by the broken mdev/rtt issue together with > bursty ICMP replies. Unless they are for a different connection? We might have to print sk (%p) in all those printouts to be sure which maps to which. If a peer becomes unreachable, it may well have multiple connections open (this was a proxy, iirc?).
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 65b8ebf..ebcfcf6 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -401,6 +401,9 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info) * (see draft-zimmermann-tcp-lcd) */ if (code != ICMP_NET_UNREACH && code != ICMP_HOST_UNREACH) break; + /* A bit too strict, just want to be on the safe side for now */ + if (sk->sk_state != TCP_ESTABLISHED) + break; if (seq != tp->snd_una || !icsk->icsk_retransmits || !icsk->icsk_backoff) break;