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технология_cgroup
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технология_cgroup [2024/04/28 09:41] val |
технология_cgroup [2024/05/14 15:30] val [cgroup v2] |
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| * [[https://habrahabr.ru/company/selectel/blog/303190/|Механизмы контейнеризации: cgroups]] (сокращение от control groups, контрольные группы) | * [[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 ===== | ===== 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> | <code> | ||
| + | # lssubsys -a | ||
| + | |||
| # systemd-cgls | # systemd-cgls | ||
| /apache2 | /apache2 | ||
| Line 11: | Line 16: | ||
| # cat /sys/fs/cgroup/system.slice/apache2.service/memory.high | # cat /sys/fs/cgroup/system.slice/apache2.service/memory.high | ||
| - | # echo 500 > /sys/fs/cgroup/system.slice/apache2.service/memory.high | + | # echo 2000000 > /sys/fs/cgroup/system.slice/apache2.service/memory.high |
| - | # curl 127.0.0.1 | + | # time curl 127.0.0.1 |
| - | # systemctl stop apache2.service | + | # systemctl edit --force --full my.slice |
| + | </code><code> | ||
| + | [Unit] | ||
| + | Description=My Slice | ||
| + | Before=slices.target | ||
| - | # source /etc/apache2/envvars | + | [Slice] |
| + | MemoryAccounting=true | ||
| + | MemoryLimit=64M | ||
| + | MemoryHigh=64M | ||
| + | CPUAccounting=true | ||
| + | CPUQuota=5% | ||
| + | TasksMax=4096 | ||
| + | </code><code> | ||
| + | # systemctl edit apache2.service | ||
| + | </code><code> | ||
| + | [Service] | ||
| + | Slice=my.slice | ||
| + | </code><code> | ||
| + | # systemctl daemon-reload | ||
| - | # /usr/sbin/apache2 -k start | + | # systemctl restart apache2.service |
| - | # csystemd-cgls | + | # systemd-cgls |
| /apache2 | /apache2 | ||
| + | |||
| + | # cat /sys/fs/cgroup/my.slice/memory.high | ||
| + | | ||
| + | # cat /sys/fs/cgroup/my.slice/cpu.max | ||
| </code> | </code> | ||
| ===== cgroup v1 (Debian10/Ubuntu20) ===== | ===== cgroup v1 (Debian10/Ubuntu20) ===== | ||
технология_cgroup.txt · Last modified: 2024/05/14 15:30 by val
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