diff mbox series

[ovs-dev,5/5] ovs-ctl: Allow to set oom-score for ovs daemons.

Message ID 20250106110917.1276665-5-roid@nvidia.com
State Superseded
Delegated to: Ilya Maximets
Headers show
Series [ovs-dev,1/5] dpdk: Add ovs-appctl dpdk/get-mempool-stats command. | expand

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Commit Message

Roi Dayan Jan. 6, 2025, 11:09 a.m. UTC 
Allow to set oom-score with --oom-score argument.
This argument can be set in ovs config file.
In rhel can set OPTIONS in /etc/sysconfig/openvswitch.
In debian can set OVS_CTL_OPTS in /etc/default/openvswitch-switch.

Signed-off-by: Roi Dayan <roid@nvidia.com>
Acked-by: Eli Britstein <elibr@nvidia.com>
---
 utilities/ovs-ctl.in | 2 ++
 utilities/ovs-lib.in | 4 ++++
 2 files changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/utilities/ovs-ctl.in b/utilities/ovs-ctl.in
index 57abd3a5b45b..7521ae629c1d 100644
--- a/utilities/ovs-ctl.in
+++ b/utilities/ovs-ctl.in
@@ -350,6 +350,7 @@  set_defaults () {
     OVS_VSWITCHD_OPTIONS=
     OVSDB_SERVER_UMASK=
     OVS_VSWITCHD_UMASK=
+    OOM_SCORE=
 
     DB_FILE=$dbdir/conf.db
     DB_SOCK=$rundir/db.sock
@@ -429,6 +430,7 @@  Other important options for "start", "restart" and "force-reload-kmod":
   --ovs-vswitchd-umask=MODE  Set umask prior to run ovs-vswitchd daemon.
                              This is useful to manage daemon's sockets permissions.
                              Default is not to change umask (inherited from shell).
+  --oom-score=SCORE          Set oom-score after starting ovs daemon.
 
 Less important options for "start", "restart" and "force-reload-kmod":
   --daemon-cwd=DIR               set working dir for OVS daemons (default: $DAEMON_CWD)
diff --git a/utilities/ovs-lib.in b/utilities/ovs-lib.in
index d162227dc5e5..dded0b7c7dca 100644
--- a/utilities/ovs-lib.in
+++ b/utilities/ovs-lib.in
@@ -236,6 +236,10 @@  start_daemon () {
         umask "$previuos_umask_value"
     fi
 
+    if test X"$OOM_SCORE" != X; then
+        echo "$OOM_SCORE" > /proc/`cat $rundir/$daemon.pid`/oom_score_adj 2>/dev/null
+    fi
+
     if test X"$strace" != X; then
         # Strace doesn't have the -D option so we attach after the fact.
         setsid $strace -o "$logdir/$daemon.strace.log" \