[ovs-discuss] ovs goes down after making connection

[thasleem palara]

Sure Ben,
Actually, it was happening because of nox sending a FLOW_MOD with buffer_id
0(zero).
Is that an expected behavior ?
When I changed the FLOW_MOD's buffer_id  to 0xFFFFFFFF , its working
perfect.


On Sun, Jul 13, 2014 at 10:17 PM, Ben Pfaff <blp at nicira.com> wrote:

> You should probably enable core dump and then get a backtrace.
>
> On Sun, Jul 13, 2014 at 03:49:23AM +0530, thasleem palara wrote:
> > Ben,
> >
> > Here is the log. Also I didnt see any core dump .. After this daemon no
> > more running
> >
> > 1970-01-16T16:42:47.682Z|00204|rconn|INFO|br<->tcp:192.168.1.10:6633:
> > connected
> > 1970-01-16T16:42:47.686Z|00205|fail_open|WARN|No longer in fail-open mode
> > 1970-01-16T16:42:47.687Z|00206|pktbuf|WARN|attempt to reuse buffer
> 00000000
> > 1970-01-16T16:42:47.688Z|00207|connmgr|INFO|br<->tcp:192.168.1.10:6633:
> > sending  OFPBRC_BUFFER_EMPTY error reply to OFPT_FLOW_MOD message
> >
> > Thanks,
> > Thas
> >
> >
> > On Sun, Jul 13, 2014 at 1:37 AM, Ben Pfaff <blp at nicira.com> wrote:
> >
> > > OK, what's in the log?  Is there a core dump?
> > >
> > > On Sat, Jul 12, 2014 at 12:15 AM, thasleem palara <thasleemp at gmail.com
> >
> > > wrote:
> > > > OVS daemon  is no more running ..
> > > >
> > > >
> > > > On Fri, Jul 11, 2014 at 10:39 PM, Ben Pfaff <blp at nicira.com> wrote:
> > > >>
> > > >> On Fri, Jul 11, 2014 at 09:17:42PM +0530, thasleem palara wrote:
> > > >> > After the connection established  to nox-controller OVS demon goes
> > > down.
> > > >> > Logs are given below.
> > > >> > Version : openvswitch-2.1.2
> > > >> >
> > > >> >
> > > >> > 1970-01-16T16:42:47.682Z|00204|rconn|INFO|br<->tcp:
> 192.168.1.10:6633:
> > > >> > connected
> > > >> > 1970-01-16T16:42:47.686Z|00205|fail_open|WARN|No longer in
> fail-open
> > > >> > mode
> > > >> > 1970-01-16T16:42:47.687Z|00206|pktbuf|WARN|attempt to reuse buffer
> > > >> > 00000000
> > > >> > 1970-01-16T16:42:47.688Z|00207|connmgr|INFO|br<->tcp:
> > > 192.168.1.10:6633:
> > > >> > sending  OFPBRC_BUFFER_EMPTY error reply to OFPT_FLOW_MOD message
> > > >>
> > > >> When you say it goes down, what do you mean?
> > > >
> > > >
> > >
> > >
> > >
> > > --
> > > "I don't normally do acked-by's.  I think it's my way of avoiding
> > > getting blamed when it all blows up."               Andrew Morton
> > >
>
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