<spirilis>:spirilis% chkalive
chkalive started, pid 25550, user spirilis
<spirilis>:spirilis% cd /proc/25550
<spirilis>:25550% cd fd
<spirilis>:fd% ls -la
total 0
dr-x------ 1 spirilis root 0 Apr 19 15:32 ./
dr-xr-xr-x 3 spirilis root 0 Apr 19 15:32 ../
lrwx------ 1 spirilis root 64 Apr 19 15:32 0 -> /dev/null
lrwx------ 1 spirilis root 64 Apr 19 15:32 1 -> /dev/null
lrwx------ 1 spirilis root 64 Apr 19 15:32 2 -> /dev/null
lrwx------ 1 spirilis root 64 Apr 19 15:32 3 -> socket:[99226]
<spirilis>:fd% cd ..
<spirilis>:25550% ls
cmdline cwd@ exe@ maps| root@ statm
cpu environ fd/ mem stat status
<spirilis>:25550%
<spirilis>:25550% cat maps
(listing supressed)
<spirilis>:25550% cat statm
80 80 66 3 0 77 14
<spirilis>:25550% cat status
(listing supressed)
<spirilis>:25550% kill 25550
<spirilis>:25550% ls
cmdline cwd@ exe@ maps| root@ statm
cpu environ fd/ mem stat status
<spirilis>:25550% kill -9 25550
kill: kill 25550 failed: no such process
<spirilis>:25550% ls
cmdline cwd@ exe@ maps| root@ statm
cpu environ fd/ mem stat status
<spirilis>:25550%
<spirilis>:25550% cat maps
cat: maps: Invalid argument
<spirilis>:25550% cat stat
<spirilis>:25550% cd ../25550
<spirilis>:25550% pwd
/proc/25550
<spirilis>:25550% cd ..
<spirilis>:/proc% cd 25550
<spirilis>:25550% ls
cmdline cwd@ exe@ maps| root@ statm
cpu environ fd/ mem stat status
<spirilis>:25550% ps 25550
PID TTY STAT TIME COMMAND
No processes available.
<spirilis>:25550%
Notice that even though the process is dead, I can still cd to the
now-unexisting-process's /proc/(pid) directory.
-Spirilis
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