Difference between revisions of "Cgroups"

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==Pacakges==
 
cgroups functionality that was released in [[Linux Kernel]] version 2.6.24
 
cgroups functionality that was released in [[Linux Kernel]] version 2.6.24
  

Revision as of 08:05, 29 May 2020

This article is a Draft. Help us to complete it.

Pacakges

cgroups functionality that was released in Linux Kernel version 2.6.24

Packages:


systemd-cgls
systemd-cgls memory
systemd-cgtop
cgcreate -g memory:myGroup
cgexec -g memory:myGroup YOUR_PROGRAM_TO_EXEC
  • You can use cgget to view the current limits, usage, & high watermarks of the cgroup
sudo cgget -g memory:/myGroup|grep bytes 
memory.kmem.tcp.usage_in_bytes: 0
memory.soft_limit_in_bytes: 9223372036854771712
memory.kmem.tcp.max_usage_in_bytes: 0
memory.max_usage_in_bytes: 0
memory.limit_in_bytes: 9223372036854771712
memory.kmem.max_usage_in_bytes: 0
memory.usage_in_bytes: 0
memory.kmem.limit_in_bytes: 9223372036854771712
memory.kmem.usage_in_bytes: 0
memory.kmem.tcp.limit_in_bytes: 9223372036854771712

I/O control, more accurate cgroup I/O control with blk-iocost[1]

Related terms

Activities

See also

  • https://kernelnewbies.org/Linux_5.4#More_accurate_cgroup_I.2FO_control_with_blk-iocost
  • https://www.freedesktop.org/software/systemd/man/systemd-cgtop.html
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