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Procfs: Difference between revisions
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==<tt>proc/PID</tt>== | ==<tt>proc/PID</tt>== | ||
Each entity associated with a non-zero PID (this includes most kernel threads) has a corresponding toplevel procfs directory named by its PID (e.g. when using [[systemd]] as init and mounting procfs at <tt>/proc</tt>, systemd's primary process is described by <tt>/proc/1</tt> (the process only appears in procfs mounts within the same PID namespace). One of the entries is <tt>proc/PID/task</tt>, a directory which contains the threads making up the process, using the TID as name: | Each entity associated with a non-zero PID (this includes most kernel threads) has a corresponding toplevel procfs directory named by its PID (e.g. when using [[systemd]] as init and mounting procfs at <tt>/proc</tt>, systemd's primary process is described by <tt>/proc/1</tt> (the process only appears in procfs mounts within the same PID namespace)). One of the entries is <tt>proc/PID/task</tt>, a directory which contains the threads making up the process, using the TID as name: | ||
<pre> | <pre> | ||
