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| author | Julian Anastasov <ja@ssi.bg> | 2022-11-22 17:46:03 +0100 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2022-12-10 22:44:43 +0100 |
| commit | f0be83d5421718ead31707b6ece34cf77d411c00 (patch) | |
| tree | 8365c1d0b9452b052eee47c4e71e985b9012cdb4 /Documentation | |
| parent | ipvs: use kthreads for stats estimation (diff) | |
| download | linux-f0be83d5421718ead31707b6ece34cf77d411c00.tar.xz linux-f0be83d5421718ead31707b6ece34cf77d411c00.zip | |
ipvs: add est_cpulist and est_nice sysctl vars
Allow the kthreads for stats to be configured for
specific cpulist (isolation) and niceness (scheduling
priority).
Signed-off-by: Julian Anastasov <ja@ssi.bg>
Cc: yunhong-cgl jiang <xintian1976@gmail.com>
Cc: "dust.li" <dust.li@linux.alibaba.com>
Reviewed-by: Jiri Wiesner <jwiesner@suse.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/ipvs-sysctl.rst | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/networking/ipvs-sysctl.rst b/Documentation/networking/ipvs-sysctl.rst index 387fda80f05f..1b778705d706 100644 --- a/Documentation/networking/ipvs-sysctl.rst +++ b/Documentation/networking/ipvs-sysctl.rst @@ -129,6 +129,26 @@ drop_packet - INTEGER threshold. When the mode 3 is set, the always mode drop rate is controlled by the /proc/sys/net/ipv4/vs/am_droprate. +est_cpulist - CPULIST + Allowed CPUs for estimation kthreads + + Syntax: standard cpulist format + empty list - stop kthread tasks and estimation + default - the system's housekeeping CPUs for kthreads + + Example: + "all": all possible CPUs + "0-N": all possible CPUs, N denotes last CPU number + "0,1-N:1/2": first and all CPUs with odd number + "": empty list + +est_nice - INTEGER + default 0 + Valid range: -20 (more favorable) .. 19 (less favorable) + + Niceness value to use for the estimation kthreads (scheduling + priority) + expire_nodest_conn - BOOLEAN - 0 - disabled (default) - not 0 - enabled |