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Use Proc Sys And Sysctl To Modify And Set Kernel Runtime Parameters
General Information
Modifying runtime or persistent kernel parameters.
Runtime Kernel Settings
View all tunable kernel parameters
sysctl -a
View the configuration of a specific setting
sysctl vm.swappiness
Write a runtime only configuration change and verify
sysctl -w vm.swappiness=10 sysctl vm.swappiness
- -w → write
Alternative: Echo the value into the correct location in /proc
echo "15" > /proc/sys/vm/swappiness