From patchwork Fri Sep 10 14:13:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton Ivanov X-Patchwork-Id: 1526530 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=openvswitch.org (client-ip=140.211.166.138; helo=smtp1.osuosl.org; envelope-from=ovs-dev-bounces@openvswitch.org; receiver=) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4H5dC35Zqlz9sX3 for ; Sat, 11 Sep 2021 00:13:35 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 3152384A8A; Fri, 10 Sep 2021 14:13:33 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id l7UL49z1dp1B; Fri, 10 Sep 2021 14:13:32 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp1.osuosl.org (Postfix) with ESMTPS id 88C1E826FF; Fri, 10 Sep 2021 14:13:31 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5E843C0011; Fri, 10 Sep 2021 14:13:31 +0000 (UTC) X-Original-To: ovs-dev@openvswitch.org Delivered-To: ovs-dev@lists.linuxfoundation.org Received: from smtp2.osuosl.org (smtp2.osuosl.org [IPv6:2605:bc80:3010::133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 99904C000D for ; Fri, 10 Sep 2021 14:13:29 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 882574029B for ; Fri, 10 Sep 2021 14:13:29 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Q7PX2Qcsz7tN for ; Fri, 10 Sep 2021 14:13:28 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 Received: from www.kot-begemot.co.uk (ivanoab7.miniserver.com [37.128.132.42]) by smtp2.osuosl.org (Postfix) with ESMTPS id 90398404C8 for ; Fri, 10 Sep 2021 14:13:28 +0000 (UTC) Received: from tun252.jain.kot-begemot.co.uk ([192.168.18.6] helo=jain.kot-begemot.co.uk) by www.kot-begemot.co.uk with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mOhHR-0007zt-Na; Fri, 10 Sep 2021 14:13:25 +0000 Received: from jain.kot-begemot.co.uk ([192.168.3.3]) by jain.kot-begemot.co.uk with esmtp (Exim 4.92) (envelope-from ) id 1mOhHO-0003oz-LX; Fri, 10 Sep 2021 15:13:24 +0100 From: anton.ivanov@cambridgegreys.com To: ovs-dev@openvswitch.org Date: Fri, 10 Sep 2021 15:13:18 +0100 Message-Id: <20210910141321.14624-1-anton.ivanov@cambridgegreys.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Clacks-Overhead: GNU Terry Pratchett Cc: i.maximets@ovn.org, Anton Ivanov Subject: [ovs-dev] [OVN Patch v7 1/4] northd: Disable parallel processing for logical_dp_groups X-BeenThere: ovs-dev@openvswitch.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ovs-dev-bounces@openvswitch.org Sender: "dev" From: Anton Ivanov Work on improving processing with dp_groups enabled has discovered that the locking mechanism presently in use is not reliable. Disabling parallel processing if dp_groups are enabled until the root cause is determined and fixed. Signed-off-by: Anton Ivanov --- northd/ovn-northd.c | 2 +- ovs | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/northd/ovn-northd.c b/northd/ovn-northd.c index ee761cef0..2474d1ca4 100644 --- a/northd/ovn-northd.c +++ b/northd/ovn-northd.c @@ -12974,7 +12974,7 @@ build_lswitch_and_lrouter_flows(struct hmap *datapaths, struct hmap *ports, } } - if (use_parallel_build) { + if (use_parallel_build && (!use_logical_dp_groups)) { struct hmap *lflow_segs; struct lswitch_flow_build_info *lsiv; int index;