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--- технология_cgroup [2017/12/05 09:02]
val создано
+++ технология_cgroup [2024/04/29 14:51]
val [Технология cgroup]
@@ Line 1: / Line 1: @@
 ====== Технология cgroup ======
-  * [[https://habrahabr.ru/company/selectel/blog/303190/|Механизмы контейнеризации: cgroups]]
+  * [[https://habrahabr.ru/company/selectel/blog/303190/|Механизмы контейнеризации: cgroups]] (сокращение от control groups, контрольные группы)
-  * [[https://blogs.rdoproject.org/7761/hands-on-linux-sandbox-with-namespaces-and-cgroups|Hands on Linux sandbox with namespaces and cgroups]]
+  * [[https://habr.com/ru/companies/redhatrussia/articles/423051/|Борьба за ресурсы, часть 1: Основы Cgroups]]
+===== cgroup v2 =====
+  * [[https://pavlokhmel.com/cgroup-v2-limit-memory-and-cpu-usage-for-all-users-on-linux.html|Cgroups v2 - limit memory and CPU usage for all users on Linux]]
+<code>
+# systemd-cgls
+/apache2
+# cat /sys/fs/cgroup/system.slice/apache2.service/memory.high
+# echo 500 > /sys/fs/cgroup/system.slice/apache2.service/memory.high
+# curl 127.0.0.1
+# systemctl stop apache2.service
+# source /etc/apache2/envvars
+# /usr/sbin/apache2 -k start
+# systemd-cgls
+/apache2
+# find /sys/fs/cgroup/ | grep session-NN
+</code>
+===== cgroup v1 (Debian10/Ubuntu20) =====
 <code>
@@ Line 12: / Line 39: @@
 # echo 1M > /sys/fs/cgroup/memory/group0/memory.limit_in_bytes
+  или
+# echo 512K > /sys/fs/cgroup/memory/group0/memory.limit_in_bytes
-# apt install stress
+# vim anyfile
 </code>

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