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Utility functions for minions
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Return the running jobs on this minion
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Write job information to cache
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Return a dict of JID metadata, or None
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In some cases where there are an insane number of processes being created
on a system a PID can get recycled or assigned to a non-Salt process.
On Linux this fn checks to make sure the PID we are checking on is actually
a Salt process.
For non-Linux systems we punt and just return True
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