[ClusterLabs] corosync SCHED_RR stuck at 100% cpu usage with kernel 4.19, priority inversion/livelock?

[Klaus Wenninger]

On 02/20/2019 08:51 PM, Jan Pokorný wrote:
> On 20/02/19 17:37 +0000, Edwin Török wrote:
>> strace for the situation described below (corosync 95%, 1 vCPU):
>> https://clbin.com/hZL5z
> I might have missed that earlier or this may be just some sort
> of insignificant/misleading clue:
>
>> strace: Process 4923 attached with 2 threads
>> strace: [ Process PID=4923 runs in x32 mode. ]

A lot of reports can be found that strace seems to get this wrong
somehow.

> but do you indeed compile corosync using x32 ABI?  (moreover
> while pristine x86_64 libqb is used, i.e., using 64bit pointers?)
>
> Perhaps would be good to state any such major divergencies if
> so unless I missed that.
>
>
>
> _______________________________________________
> Users mailing list: Users at clusterlabs.org
> https://lists.clusterlabs.org/mailman/listinfo/users
>
> Project Home: http://www.clusterlabs.org
> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
> Bugs: http://bugs.clusterlabs.org