Comment 1 for bug 1096975

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Kun Huang (academicgareth) wrote :

hi Attila
I'm not clear about your understanding of "waste" :

Below is my thinking: (case about proxy process)
$/proc/39684/fd: ls -alh
dr-x------ 2 swift swift 0 Mar 13 16:06 .
dr-xr-xr-x 9 swift swift 0 Mar 12 13:14 ..
lrwx------ 1 swift swift 64 Mar 13 16:06 0 -> /dev/null
lrwx------ 1 swift swift 64 Mar 13 16:06 1 -> /dev/null
lrwx------ 1 swift swift 64 Mar 13 16:06 2 -> /dev/pts/5
lrwx------ 1 swift swift 64 Mar 13 16:06 3 -> socket:[394661]
lrwx------ 1 swift swift 64 Mar 13 16:06 4 -> socket:[394662]
lrwx------ 1 swift swift 64 Mar 13 16:06 5 -> socket:[394663]
lrwx------ 1 swift swift 64 Mar 13 16:06 6 -> socket:[394664]
lrwx------ 1 swift swift 64 Mar 13 16:06 7 -> socket:[394665]

and check all sockets available or not like that:
$cat /proc/net/tcp | grep 39466
4: 00000000:22B8 00000000:0000 0A 00000000:00000000 00:00000000 00000000 1000 0 394665 1 0000000000000000 100 0 0 10 -1

That socket is (0.0.0.0:8888, 0.0.0.0:0) which belongs to proxy process. But in /proc/39684/fd, file descriptor 3~6 is wasted?

That's your understanding?