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sysctl

List and change kernel runtime variables.

  • Show all available variables and their values:

sysctl -a

  • Set a changeable kernel state variable:

sysctl -w {{section.tunable}}={{value}}

  • Get currently open file handlers:

sysctl fs.file-nr

  • Get limit for simultaneous open files:

sysctl fs.file-max

  • Apply changes from /etc/sysctl.conf:

sysctl -p

Фото strace
Предыдущая запись:
strace
Фото systemctl
Следующая запись:
systemctl