Mlockall needs to be docuemented for systemd

Elastic Stack Elasticsearch
1

drwxr-xr-x. 26 root root 12288 Apr 28 14:57 .
[root@node8 system]# diff -u elasticsearch.service.2015-04-28@14:57~
elasticsearch.service
--- elasticsearch.service.2015-04-28@14:57~ 2015-04-27
05:34:43.000000000 -0400
+++ elasticsearch.service 2015-04-28 14:57:21.606106000 -0400
@@ -12,7 +12,7 @@

See MAX_OPEN_FILES in sysconfig

LimitNOFILE=65535

See MAX_LOCKED_MEMORY in sysconfig, use "infinity" when

MAX_LOCKED_MEMORY=unlimited and using bootstrap.mlockall: true
-#LimitMEMLOCK=infinity
+LimitMEMLOCK=infinity

Shutdown delay in seconds, before process is tried to be killed with

KILL (if configured)
TimeoutStopSec=20

Karl Putland
Senior Engineer
SimpleSignal
Anywhere: 303-242-8608
http://www.simplesignal.com/explainer_video.php

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2

This has been raised in mlockall: false despite being configured · Issue #9357 · elastic/elasticsearch · GitHub

On 29 April 2015 at 05:04, Karl Putland karl@simplesignal.com wrote:

drwxr-xr-x. 26 root root 12288 Apr 28 14:57 .
[root@node8 system]# diff -u elasticsearch.service.2015-04-28@14:57~
elasticsearch.service
--- elasticsearch.service.2015-04-28@14:57~ 2015-04-27
05:34:43.000000000 -0400
+++ elasticsearch.service 2015-04-28 14:57:21.606106000 -0400
@@ -12,7 +12,7 @@

See MAX_OPEN_FILES in sysconfig

LimitNOFILE=65535

See MAX_LOCKED_MEMORY in sysconfig, use "infinity" when

MAX_LOCKED_MEMORY=unlimited and using bootstrap.mlockall: true
-#LimitMEMLOCK=infinity
+LimitMEMLOCK=infinity

Shutdown delay in seconds, before process is tried to be killed with

KILL (if configured)
TimeoutStopSec=20

Karl Putland
Senior Engineer
SimpleSignal
Anywhere: 303-242-8608
http://www.simplesignal.com/explainer_video.php

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