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what is the link between SAR memory output and free command?

Both sar and free get their information from /proc/meminfo. man free describes exactly which values from /proc/meminfo correspond to its output. buffers value is Buffers in /proc/meminfo cache value ...
AlexD's user avatar
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RHEL + how to know the limit of concurrent connections number per port?

The upper limit of how many connections a listener can support depends on the lowest limit imposed by: the application that is listening the limits the OS sets for the application creating the ...
HBruijn's user avatar
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