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author | Evgeny Vereshchagin <evvers@ya.ru> | 2016-04-05 00:27:15 +0000 |
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committer | Evgeny Vereshchagin <evvers@ya.ru> | 2016-04-05 14:34:04 +0000 |
commit | 5488e52d285314c7535c87ee9aecadbc169db006 (patch) | |
tree | f34e5caeb53640c058bc15f390bae9c5d219bdbd /man/vconsole.conf.xml | |
parent | 0ffebd5abfa53945c83c03ba4442c61cc46a6f31 (diff) |
activate: improve SIGCHLD handler
* Don't lose children exit codes
* Don't receive notification when child processes stop
Eliminates annoying "Child died"-messages:
$ ./systemd-socket-activate -l 2000 --inetd -a cat
^Z
[1]+ Stopped ./systemd-socket-activate -l 2000 --inetd -a cat
$ bg %1
[1]+ ./systemd-socket-activate -l 2000 --inetd -a cat &
Child 15657 died with code 20
$ ps u 15657
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
ubuntu 15657 0.0 0.0 4540 680 pts/2 S 00:34 0:00 cat
* Don't fail to reap some zombie children
Fixes
$ ./systemd-socket-activate -l 2000 --inetd -a cat &
$ for i in {1..1000}; do echo a | nc localhost 2000 & done
$ ps f
...
18235 pts/2 Ss 0:01 -bash
15849 pts/2 S 0:00 \_ ./systemd-socket-activate -l 2000 --inetd
-a cat
16081 pts/2 Z 0:00 | \_ [cat] <defunct>
16381 pts/2 Z 0:00 | \_ [cat] <defunct>
and many more zombies
...
Diffstat (limited to 'man/vconsole.conf.xml')
0 files changed, 0 insertions, 0 deletions