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Top Forums UNIX for Advanced & Expert Users How to find out and monitor IO spikes history in Linux? Post 303040627 by umen on Saturday 2nd of November 2019 11:58:30 AM
Old 11-02-2019
thanks
yeah i know what is swap file, i wanted to learn something new from experts
 

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all-swaps(7)						 Miscellaneous Information Manual					      all-swaps(7)

NAME
all-swaps - event signalling that all swap partitions have been activated SYNOPSIS
all-swaps [ENV]... DESCRIPTION
The all-swaps event is generated by the mountall(8) daemon after it has activated all swap partitions listed in fstab(5). mountall(8) emits this event as an informational signal, services and tasks started or stopped by this event will do so in parallel with other activ- ity. When this event occurs, common filesystems such as /usr may not be mounted. EXAMPLE
A service that wishes to be running once swap partitions are activated might use: start on all-swaps SEE ALSO
mounting(7) mounted(7) virtual-filesystems(7) local-filesystems(7) remote-filesystems(7) filesystem(7) mountall 2009-12-21 all-swaps(7)
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