Should I reboot or restart some process when set new value of kernel sysctl parameters using sysctl -p ?

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Issue

  • Should I reboot or restart some process when set new value of kernel sysctl parameters using sysctl -p ?

The customer planned to set new value for some kernel sysctl parameters using 'sysctl -p'.
And the customer want to know:

Whether the system need a special procedure such as restarting after set new parameter ?

Environment

  • Red Hat Enterprise Linux 4, 5, 6

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