From patchwork Fri Feb 12 14:49:52 2021
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: Anton Ivanov
X-Patchwork-Id: 1439874
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=140.211.166.137; helo=fraxinus.osuosl.org;
envelope-from=ovs-dev-bounces@openvswitch.org; receiver=)
Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])
(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
(No client certificate requested)
by ozlabs.org (Postfix) with ESMTPS id 4DcbzB3Ml0z9sRf
for ; Sat, 13 Feb 2021 01:50:59 +1100 (AEDT)
Received: from localhost (localhost [127.0.0.1])
by fraxinus.osuosl.org (Postfix) with ESMTP id 1F9BF86A70;
Fri, 12 Feb 2021 14:50:58 +0000 (UTC)
X-Virus-Scanned: amavisd-new at osuosl.org
Received: from fraxinus.osuosl.org ([127.0.0.1])
by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id BUraatejuDVn; Fri, 12 Feb 2021 14:50:55 +0000 (UTC)
Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56])
by fraxinus.osuosl.org (Postfix) with ESMTP id 23E3586AFB;
Fri, 12 Feb 2021 14:50:30 +0000 (UTC)
Received: from lf-lists.osuosl.org (localhost [127.0.0.1])
by lists.linuxfoundation.org (Postfix) with ESMTP id F2BA6C1E71;
Fri, 12 Feb 2021 14:50:29 +0000 (UTC)
X-Original-To: ovs-dev@openvswitch.org
Delivered-To: ovs-dev@lists.linuxfoundation.org
Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])
by lists.linuxfoundation.org (Postfix) with ESMTP id E7E34C0174
for ; Fri, 12 Feb 2021 14:50:27 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1])
by hemlock.osuosl.org (Postfix) with ESMTP id D199587518
for ; Fri, 12 Feb 2021 14:50:27 +0000 (UTC)
X-Virus-Scanned: amavisd-new at osuosl.org
Received: from hemlock.osuosl.org ([127.0.0.1])
by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id MBhFxQK85XCa for ;
Fri, 12 Feb 2021 14:50:26 +0000 (UTC)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.6
Received: from www.kot-begemot.co.uk (ivanoab7.miniserver.com [37.128.132.42])
by hemlock.osuosl.org (Postfix) with ESMTPS id 355C4874C1
for ; Fri, 12 Feb 2021 14:50:09 +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 1lAZln-0005A6-RK; Fri, 12 Feb 2021 14:50:07 +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 1lAZll-000765-2p; Fri, 12 Feb 2021 14:50:06 +0000
From: Anton Ivanov
To: ovs-dev@openvswitch.org
Date: Fri, 12 Feb 2021 14:49:52 +0000
Message-Id: <20210212144952.27215-3-anton.ivanov@cambridgegreys.com>
X-Mailer: git-send-email 2.20.1
In-Reply-To: <20210212144952.27215-1-anton.ivanov@cambridgegreys.com>
References: <20210212144952.27215-1-anton.ivanov@cambridgegreys.com>
MIME-Version: 1.0
X-Clacks-Overhead: GNU Terry Pratchett
Cc: dceara@redhat.com, Anton Ivanov
Subject: [ovs-dev] [OVN Patch v14 3/3] ovn-northd: Add configuration option
for parallel lflow build
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"
Signed-off-by: Anton Ivanov
---
northd/ovn-northd.c | 3 +++
ovn-nb.xml | 13 +++++++++++++
2 files changed, 16 insertions(+)
diff --git a/northd/ovn-northd.c b/northd/ovn-northd.c
index c8cdc4861..e95cfa556 100644
--- a/northd/ovn-northd.c
+++ b/northd/ovn-northd.c
@@ -12850,6 +12850,9 @@ ovnnb_db_run(struct northd_context *ctx,
northd_probe_interval_nb = get_probe_interval(ovnnb_db, nb);
northd_probe_interval_sb = get_probe_interval(ovnsb_db, nb);
+ use_parallel_build = smap_get_bool(&nb->options,
+ "use_parallel_build", false) &&
+ ovn_can_parallelize_hashes(false);
use_logical_dp_groups = smap_get_bool(&nb->options,
"use_logical_dp_groups", false);
/* deprecated, use --event instead */
diff --git a/ovn-nb.xml b/ovn-nb.xml
index a94918bb6..fd8f9c096 100644
--- a/ovn-nb.xml
+++ b/ovn-nb.xml
@@ -213,6 +213,19 @@
The default value is false
.
+
+
+ If set to true
, ovn-northd
will attempt
+ to compute logical flows in parallel.
+
+
+ Parallel computation is enabled only if the system has 4 or more
+ cores/threads available to be used by ovn-northd.
+
+
+ The default value is false
.
+
+