Re: master bf7041a: Centralize subprocess creation in a single function.

[Philipp Stephani]

Am Fr., 25. Dez. 2020 um 11:42 Uhr schrieb Paul Eggert <eggert@cs.ucla.edu>:
>
> By the way, after my recent cleanups for the Gnulib merge I'm still
> running into problems running parallel 'make check' on Fedora 33 and on
> Ubuntu 20.10. Plain 'make check' works, but 'make -j4 check' hangs.
> 'top' reports:
>
>      PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+
> COMMAND
> 1858899 eggert    20   0  373536  33016  20968 R 100.0   0.4   2:18.83
> emacs
> 1858163 eggert    20   0  440044  99836  21144 R  99.7   1.2   2:21.01
> emacs
> 1860091 eggert    20   0  378844  38580  21200 R  99.7   0.5   2:11.89
> emacs
> 1862421 eggert    20   0  489052 142108  21568 R  99.0   1.7   0:17.66
> emacs
>
> 'ps -ejH' reports:
>
>      PID    PGID     SID TTY          TIME CMD
> 1858162 1854607 1781976 pts/4    00:00:00                   sh
> 1858163 1854607 1781976 pts/4    00:02:48                     emacs
> 1859170 1859170 1859170 ?        00:00:00                       gpg2
> <defunct>
> 1858898 1854607 1781976 pts/4    00:00:00                   sh
> 1858899 1854607 1781976 pts/4    00:02:46                     emacs
> 1859249 1859249 1859249 ?        00:00:00                       gpg2
> <defunct>
> 1860090 1854607 1781976 pts/4    00:00:00                   sh
> 1860091 1854607 1781976 pts/4    00:02:39                     emacs
> 1860174 1860174 1860174 ?        00:00:00                       gpg2
> <defunct>
> 1862420 1854607 1781976 pts/4    00:00:00                   sh
> 1862421 1854607 1781976 pts/4    00:00:44                     emacs
> 1862429 1862429 1862429 ?        00:00:00                       bash
> <defunct>
> ...
> 1833188 1833188 1833188 ?        00:00:00   gpg-agent
> 1833497 1833497 1833497 ?        00:00:00   gpg-agent
> 1833690 1833690 1833690 ?        00:00:00   gpg-agent
> 1841465 1841465 1841465 ?        00:00:00   gpg-agent
> 1842132 1842132 1842132 ?        00:00:00   gpg-agent
> 1859145 1859145 1859145 ?        00:00:00   gpg-agent
> 1859215 1859215 1859215 ?        00:00:00   gpg-agent
>
>
> I suspect the subprocess creation changes mentioned in this thread's
> subject line, though I haven't investigated further. Plus, I'm not sure
> why tests would be running GPG connected to my gpg-agent - isn't that
> going a bit far for 'make check'?
>

I can't reproduce these on either Debian testing or macOS Big Sur.