maria-discuss team mailing list archive

[Michael Caplan <michael@xxxxxxxxxxx>]

Hi Marko,

Kinda outside of my element here, but attached are a few screenshots 
from perf top -g

Thanks,

Mike

On 2018-01-08 10:34 AM, Michael Caplan wrote:
> Hi Marko,
>
> I can reproduce this reliably with every start up.
>
> Poor man's profiler output:
>
> 84    ../sysdeps/unix/syscall-template.S: No such file or directory.
>      10 ??,??,??,??,??,??,start_thread,clone
>       5 at,??,??,start_thread,clone
>       1 
> pread64,??,??,??,??,??,??,??,??,??,??,??,ha_initialize_handlerton(st_plugin_int*),??,plugin_init(int*,,??,mysqld_main(int,,__libc_start_main,_start
>       1 at,??,start_thread,clone
>       1
>
> Anything else I can get you?
>
> Best,
>
> Mike
>
>
> On 2018-01-08 09:52 AM, Marko Mäkelä wrote:
> > Hi Michael,
> >
> >     2018-01-07  9:38:18 139980432365760 [Note] InnoDB: Highest
> >     supported file format is Barracuda.
> >     2018-01-07 10:11:48 139980432365760 [Note] InnoDB: 128 out of 128
> >     rollback segments are active.
> >
> > This is really unacceptable behaviour. It looks like you have encountered
> > https://jira.mariadb.org/browse/MDEV-9843 where this exactly same 
> > behaviour has been documented.
> >
> > Can you reproduce the delay on every startup? Stack traces (from 
> > http://poormansprofiler.org/ or "perf top -g" or similar) during this 
> > startup delay would be very useful.
> >
> > With best regards,
> >
> > Marko
>
>
>
>
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