51 lines
2.2 KiB
Diff
51 lines
2.2 KiB
Diff
From bb46b12cbb84411e378cd45f2ac320a9ce53551c Mon Sep 17 00:00:00 2001
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From: openEuler Buildteam <buildteam@openeuler.org>
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Date: Tue, 10 Mar 2020 21:01:43 +0800
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Subject: [PATCH] pid1 bump DefaultTasksMax to 80% of the kernel pid.max value
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---
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man/systemd-system.conf.xml | 2 +-
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src/core/system.conf.in | 2 +-
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units/user-.slice.d/10-defaults.conf | 2 +-
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3 files changed, 3 insertions(+), 3 deletions(-)
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diff --git a/man/systemd-system.conf.xml b/man/systemd-system.conf.xml
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index e403fa5..afd51ed 100644
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--- a/man/systemd-system.conf.xml
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+++ b/man/systemd-system.conf.xml
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@@ -360,7 +360,7 @@
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<listitem><para>Configure the default value for the per-unit <varname>TasksMax=</varname> setting. See
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<citerefentry><refentrytitle>systemd.resource-control</refentrytitle><manvolnum>5</manvolnum></citerefentry>
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for details. This setting applies to all unit types that support resource control settings, with the exception
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- of slice units. Defaults to 15% of the minimum of <varname>kernel.pid_max=</varname>, <varname>kernel.threads-max=</varname>
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+ of slice units. Defaults to 80% of the minimum of <varname>kernel.pid_max=</varname>, <varname>kernel.threads-max=</varname>
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and root cgroup <varname>pids.max</varname>.
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Kernel has a default value for <varname>kernel.pid_max=</varname> and an algorithm of counting in case of more than 32 cores.
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For example with the default <varname>kernel.pid_max=</varname>, <varname>DefaultTasksMax=</varname> defaults to 4915,
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diff --git a/src/core/system.conf.in b/src/core/system.conf.in
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index 8112125..9e75b14 100644
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--- a/src/core/system.conf.in
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+++ b/src/core/system.conf.in
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@@ -51,7 +51,7 @@
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#DefaultBlockIOAccounting=no
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#DefaultMemoryAccounting={{ 'yes' if MEMORY_ACCOUNTING_DEFAULT else 'no' }}
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#DefaultTasksAccounting=yes
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-#DefaultTasksMax=15%
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+#DefaultTasksMax=80%
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#DefaultLimitCPU=
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#DefaultLimitFSIZE=
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#DefaultLimitDATA=
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diff --git a/units/user-.slice.d/10-defaults.conf b/units/user-.slice.d/10-defaults.conf
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index c81a00e..3b14c35 100644
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--- a/units/user-.slice.d/10-defaults.conf
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+++ b/units/user-.slice.d/10-defaults.conf
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@@ -14,4 +14,4 @@ After=systemd-user-sessions.service
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StopWhenUnneeded=yes
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[Slice]
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-TasksMax=33%
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+TasksMax=80%
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--
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1.8.3.1
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