[Samba] ctdb [high hopcount 1359100196 dbid:locking.tdb]

[hhhaaa hhhaaa]

Thanks, I'll check it out.

On Tue, May 17, 2022 at 3:53 PM Martin Schwenke <martin at meltin.net> wrote:

> I can only remember 1 vacuuming bug (which possibly could cause this)
> that *may not* be fixed in 4.10.x (depends on version and distro
> patches). This bug is:
>
>   https://bugzilla.samba.org/show_bug.cgi?id=14147
>
> I suggest that you check the source to see if the relevant patches have
> been applied.  However, this bug is rare and you appear to be seeing it
> a lot.
>
> The previous links I provided summarise everything I know about this
> issue.  I encourage you to read them carefully, see if you can find a
> bug, and hopefully contribute a patch.  We have previously audited the
> code to attempt to find such bugs, concluded that out-of-memory was the
> only likely scenario, and then found appropriate messages in the logs
> to support this.  You should probably take a similar approach.
>
> I would also suggest lots of careful testing as you upgrade.
>
> Good luck!
>
> peace & happiness,
> martin
>
> On Mon, 16 May 2022 23:18:11 +0800, hhhaaa hhhaaa via samba
> <samba at lists.samba.org> wrote:
>
> > thank you very much！
> > not "out of memory"
> > When there is a problem, I see that the memory does not report an error
> >
> > On Mon, May 16, 2022 at 6:26 PM Martin Schwenke <martin at meltin.net>
> wrote:
> >
> > > On Sat, 14 May 2022 20:38:36 +0800, hhhaaa hhhaaa via samba
> > > <samba at lists.samba.org> wrote:
> > >
> > > >   I watched but couldn't solve the problem.we only have one
> client,it run
> > > > fastcopy business,and there are no performance issues.
> > > >  https://wiki.samba.org/index.php/CTDB_Performance
> > > >
> > > > environment:
> > > >    nodes:4
> > > >    ctdb:4.10.16
> > > >    os:centos7.6
> > > > Crazy printing "high hopcount 1359100196 dbid:locking.tdb" every day
> .
> > >
> > > It is likely that you are running out of memory.  Please see this
> > > thread:
> > >
> > >   https://lists.samba.org/archive/samba/2021-October/237784.html
> > >
> > > Please also note that CTDB 4.10.16 is very old and may contain bugs
> > > that have been fixed in more recent versions.
> > >
> > > peace & happiness,
> > > martin
> > >
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>