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sysctl [2015/07/24 14:09] steve |
sysctl [2015/11/30 14:24] steve |
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| </code> | </code> | ||
| - | ** Display all sysctl settings: ** | + | To display all sysctl settings: |
| <code>sysctl -a</code> | <code>sysctl -a</code> | ||
| - | ** Set swapiness amount ** | + | You can set a value directly as well: |
| + | |||
| + | <code> | ||
| + | sysctl -w net.ipv4.ip_forward=1 | ||
| + | </code> | ||
| + | |||
| + | === Swappiness === | ||
| * [[http://www.cloudibee.com/linux-performance-tuning-vm-swappiness/|Linux performance tuning – vm.swappiness]] | * [[http://www.cloudibee.com/linux-performance-tuning-vm-swappiness/|Linux performance tuning – vm.swappiness]] | ||
| Line 34: | Line 40: | ||
| </code> | </code> | ||
| + | [[https://en.wikipedia.org/wiki/Swappiness|Wikipedia references]] | ||
| + | * vm.swappiness = 0 - swap only to avoid an OOM | ||
| + | * vm.swappiness = 1 - minimum amount of swapping without disabling it completely | ||
| + | * vm.swappiness = 10 - recommended value when sufficient memory exists in a system | ||
