BIND 10 #684: b10-xfrout uses 100% of CPU

[BIND 10 Development]

#684: b10-xfrout uses 100% of CPU
-------------------------------------+-------------------------------------
           Reporter:  shane          |                      Owner:
               Type:  defect         |                     Status:  new
           Priority:  major          |                  Milestone:  A-Team-
          Component:  xfrout         |  Task-Backlog
          Sensitive:  0              |                   Keywords:
Add Hours to Ticket:  0              |  Estimated Number of Hours:  0
        Total Hours:  0              |                  Billable?:  1
                                     |                  Internal?:  0
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 The b10-xfrout process is using 100% of CPU on my server.

 I see several errors:

 {{{
 09-Mar-2011 14:37:59.552 Xfrout: INFO: sending notify to 85.17.60.232#53
 [b10-zonemgr] Received notify command for zone (time-travellers.org., IN).
 09-Mar-2011 14:37:59.554 Xfrout: INFO: notify to 85.17.60.232#53: retried
 exceeded
 [b10-xfrin] transfer of 'time-travellers.org.': AXFR succeeded
 09-Mar-2011 14:38:00.327 Xfrout: INFO: zone 'time-travellers.org./IN':
 receive notify others command
 09-Mar-2011 14:38:31.552 Xfrout: ERROR: send notify to
 2001:610:719:1::3#53 failed: [Errno -9] Address family for hostname not
 supported
 09-Mar-2011 14:38:33.550 Xfrout: INFO: notify retry to
 2001:610:719:1::3#53
 09-Mar-2011 14:38:33.553 Xfrout: ERROR: send notify to
 2001:610:719:1::3#53 failed: [Errno -9] Address family for hostname not
 supported
 09-Mar-2011 14:38:37.550 Xfrout: INFO: notify retry to
 2001:610:719:1::3#53
 09-Mar-2011 14:38:37.553 Xfrout: ERROR: send notify to
 2001:610:719:1::3#53 failed: [Errno -9] Address family for hostname not
 supported
 09-Mar-2011 14:38:45.551 Xfrout: INFO: notify retry to
 2001:610:719:1::3#53
 09-Mar-2011 14:38:45.554 Xfrout: ERROR: send notify to
 2001:610:719:1::3#53 failed: [Errno -9] Address family for hostname not
 supported
 }}}

 The machine is using IPv4 only, although the zones have IPv6 servers
 configured.

 Also, some of the slaves will not accept NOTIFY from this server.

 I am guessing one of these is the source of the problem.

-- 
Ticket URL: <https://bind10.isc.org/ticket/684>
BIND 10 Development <http://bind10.isc.org>
BIND 10 Development