I need help understanding /proc/sys/kernel/core_pattern

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Hi All,

I have no idea what this tells me

    $ cat /proc/sys/kernel/core_pattern
|/usr/lib/systemd/systemd-coredump %P %u %g %s %t %c %h %e

Does anyone know of a list somewhere?

And why does it send out a pipe symbol?


What does this do?

     # echo core > /proc/sys/kernel/core_pattern

Will "core" turn on core dumps?

And if so, how do I turn it back off after testing it?

And will it wipe out "%P %u %g %s %t %c %h %e"?


I am confused,
-T
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