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📛 NAME

cgset - set the parameters of given cgroup(s)

🚀 Quick Reference

Use Case	Command	Description
🎯 Set a single parameter	cgset -r <name=value> <cgroup_path>	Write a specific parameter (e.g., cpuset.cpus=0-1) to a cgroup
📋 Copy parameters from another cgroup	cgset --copy-from <source_cgroup_path> <cgroup_path>	Copy all parameters from one cgroup to another (for all controllers where both exist)
🔁 Set multiple cgroups at once	cgset -r ... <path1> <path2> ...	Apply the same parameters to multiple cgroup paths
🔧 Control logging verbosity	Set CGROUP_LOGLEVEL environment variable	Allowed values: DEBUG, INFO, WARNING, ERROR

📋 SYNOPSIS

cgset [-r <name=value>] <cgroup_path> ...
cgset --copy-from <source_cgroup_path> <cgroup_path> ...

📝 DESCRIPTION

Set the parameters of input cgroups.

• <path> is the name of the cgroup which should be changed. This parameter can be used multiple times.
• -r <name=value> 🛠️ defines the name of the file to set and the value which should be written to that file. This parameter can be used multiple times.
• --copy-from <source_cgroup_path> 📋 defines the name of the cgroup whose parameters will be copied to the input cgroup.

🌍 ENVIRONMENT VARIABLES

• CGROUP_LOGLEVEL 🔧 controls verbosity of the tool. Allowed values are DEBUG, INFO, WARNING or ERROR.

💡 EXAMPLES

💻 cgset -r cpuset.cpus=0-1 student

Set variable cpus in control group student (controller cpuset) to 0-1.

💻 cgset --copy-from group1/ group2/

Copy all parameters of group group1 to group group2 (for all paths where both cgroups are defined).

🔗 SEE ALSO

• cgrules.conf (1)
• cgcreate (1)
• cgget (1)

Linux 2009-03-15 CGSET(1)

📛 NAME 🚀 Quick Reference 📋 SYNOPSIS 📝 DESCRIPTION 🌍 ENVIRONMENT VARIABLES 💡 EXAMPLES 🔗 SEE ALSO