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Clarify that number of threads is set by packages 

This commit clarifies that on systemd the packages already set the number of
threads for the Elasticsearch process.

Relates #27840
This commit is contained in:
sandstrom 2017-12-15 17:29:13 +01:00 committed by Jason Tedor
parent 7945848dd6
commit e542c03bea
1 changed files with 4 additions and 1 deletions
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5
docs/reference/setup/sysconfig/threads.asciidoc
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@ -2,7 +2,7 @@
=== Number of threads === Number of threads
Elasticsearch uses a number of thread pools for different types of operations. Elasticsearch uses a number of thread pools for different types of operations.
It is important that it is able to create new threads whenever needed. Make It is important that it is able to create new threads whenever needed. Make
sure that the number of threads that the Elasticsearch user can create is at sure that the number of threads that the Elasticsearch user can create is at
least 4096. least 4096.
@ -10,3 +10,6 @@ This can be done by setting <<ulimit,`ulimit -u 4096`>> as root before
starting Elasticsearch, or by setting `nproc` to `4096` in starting Elasticsearch, or by setting `nproc` to `4096` in
<<limits.conf,`/etc/security/limits.conf`>>. <<limits.conf,`/etc/security/limits.conf`>>.
The package distributions when run as services under `systemd` will configure
the number of threads for the Elasticsearch process automatically. No
additional configuration is required.