What to report for "refresh: failure trying master ... operation canceled" bug?

[Mark Andrews]

In message <CALg_j4-ibtaRv2aiKkS2Za6YBtiCvkRL7vBJvZQqqXXYhhJWCQ at mail.gmail.c
om>, schilling writes:
> 
> We are experiencing this bug with BIND 9.9.4-RedHat-9.9.4-29.el7_2.4
> (Extended Support Version) running as slave on Red Hat Enterprise Linux
> Server release 7.2 (Maipo).
> disable firewalld seems to stopped the error logging. But as soon as
> re-enable firewalld, the messages came back.

Well have you thought that your firewall rules could be wrong?  That
they are blocking legitimate traffic?  That they need to be re-written
to account for legitimate traffic?

Mark
 
> Do we have any update or fix on this?
>
> Best,
>
> Shiling Ding
>
> On Wed, Feb 4, 2015 at 2:59 PM, Raymond Drew Walker <Ray.Walker at nau.edu>
> wrote:
>
> > Howdy,
> >
> > We’ve noticed the error message "refresh: failure trying master
> ...:
> > operation canceled” in our logs debugged from some slaves not up
> dating DS
> > records in some zones.
> >
> > Looking into this error over at: https://deepthought.isc.
> > org/article/AA-01213/0/What-causes-refresh:-failure-
> > trying-master-...:-operation-canceled-error-messages.html
> >
> > So far we have updated the RHEL6 kernel on the slaves which did nothing.
> >
> > We have disabled the netfilter module which does seem to resolve the iss
> ue
> > in our limited testing, but our sysadmins would like to continue use of
> > this module for other reasons.
> >
> > My question:
> > What information would be most useful in our incoming bug report?
> >
> > —
> > Raymond Walker
> > Software Systems Engineer StSp
> > ITS Northern Arizona University
> >
> >
> > _______________________________________________
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> >
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> >
>

-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org