pthread_create() fails SysV in myDaemon on boot

T.C. Hollingsworth tchollingsworth at
Thu Nov 3 00:03:19 UTC 2011

On Wed, Nov 2, 2011 at 1:59 PM, Michael D. Berger
<m_d_berger_1900 at> wrote:
> In F15_64, on starting SysV myDaemon in level 3, with S99myDaemon
> rtn = pthread_create() fails with:
>   rtn=1=Operation not permitted
> man pthread_create says this means:
>   No permission to set the scheduling policy
>   and parameters specified in attr.
> This happens for:
>   policy = SCHED_FIFO
>   policy = SCHED_RR
> This code works if, after boot, I start it with:
>   /etc/init.d/myDaemon start
> and starts on boot in my old CentOS 5 box.

You should ask the systemd devs about this:
systemd-devel at

If it works normally but not from systemd, it's probably a bug in the
latter, or else something very strange is going on.


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