delayed network interfaces and ctdb service startup

[Martin Schwenke]

On Thu, 8 Sep 2016 15:12:20 +1000, Martin Schwenke <martin at meltin.net>
wrote:

> On Thu, 8 Sep 2016 14:06:45 +1000, Amitay Isaacs <amitay at gmail.com>
> wrote:
> 
> > On Thu, Sep 8, 2016 at 1:49 PM, Steve French <smfrench at gmail.com> wrote:
> >   
> > > I am not convinced it is network related after all, may have misread
> > > one of the logs e.g.
> > >
> > >
> > > 2016/08/31 21:01:32.549360 [ 3623]: CTDB starting on node
> > > 2016/08/31 21:01:32.549697 [ 3623]: Recovery lock file set to "".
> > > Disabling recovery lock checking
> > > 2016/08/31 21:01:32.556948 [ 3666]: Starting CTDBD (Version
> > > 4.4.6-UNKNOWN) as PID: 3666
> > > 2016/08/31 21:01:32.557023 [ 3666]: Created PID file /run/ctdb/ctdbd.pid
> > > 2016/08/31 21:01:32.557040 [ 3666]: Set real-time scheduler priority
> > > 2016/08/31 21:01:32.557138 [ 3666]: Set runstate to INIT (1)
> > > 2016/08/31 21:01:32.557605 [ 3666]: Set event helper to
> > > "/usr/libexec/ctdb/ctdb_event_helper"
> > > 2016/08/31 21:01:35.951911 [ 3666]: libust[4475/4475]: Error: Timed
> > > out waiting for lttng-sessiond (in lttng_ust_init() at
> > > lttng-ust-comm.c:1532)
> > > 2016/09/01 02:09:10.002215 [ 3666]: No event for 18453 seconds!
> > > 2016/09/01 02:09:10.002240 [ 3666]: libust[4698/4698]: Error: Timed
> > > out waiting for lttng-sessiond (in lttng_ust_init() at
> > > lttng-ust-comm.c:1532)
> > > 2016/09/01 02:09:10.002277 [ 3666]: Event script '05.system init '
> > > timed out after 18454.0s, pid: 4698
> > > 2016/09/01 02:09:10.002463 [ 3666]: ../ctdb/server/eventscript.c:912
> > > eventscript for 'init' timedout. Immediately banning ourself for 300
> > > seconds
> > > 2016/09/01 02:09:10.002478 [ 3666]: ctdb exiting with error: Failed to
> > > run init event
> > >
> > >    
> > Looks like system time jumped  Or was there really no event for 5+ hours?
> > May be we need additional dependency on time-sync.target as well as
> > network-online.target.  
> 
> How about the attached patch then?  :-)

Now attached with BUG tag and Steve's Reviewed-by:, since he sent me an
off-list email saying reviewed by him...

peace & happiness,
martin
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