[Pdns-dev] Problem with master pdns-server

Coen Rosdorff Coen.Rosdorff at nxs.nl
Thu Sep 2 12:03:22 CEST 2010


Hi

We are running powerdns 2.9.22 on Ubuntu 8.04.2 Amd64.

Since a few weeks pdns stops checking slave domains. Right after startup everything works fine. But after a few minutes or hours pdns stops checking for updated slave zones. The slave checks from the previous start till 'crash':

Sep  1 10:43:25 ns2 pdns[2532]: 1954 slave domains need checking
Sep  1 10:44:42 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 10:45:53 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 10:47:05 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 10:48:16 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 10:49:28 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 10:50:40 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 10:51:52 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 10:53:04 ns2 pdns[2532]: 27 slave domains need checking
Sep  1 10:54:16 ns2 pdns[2532]: 19 slave domains need checking
Sep  1 10:55:28 ns2 pdns[2532]: 19 slave domains need checking
Sep  1 10:56:41 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 10:57:53 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 10:59:04 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 11:00:16 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:01:28 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:02:40 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:03:51 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:05:03 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:06:14 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:07:26 ns2 pdns[2532]: 19 slave domains need checking
Sep  1 11:08:37 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:09:49 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:11:00 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:12:11 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:13:22 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:14:34 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 11:15:45 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:16:57 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:18:08 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:19:21 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 11:20:32 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:21:44 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:22:55 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:24:07 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:25:18 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:26:29 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:27:41 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:28:52 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:30:04 ns2 pdns[2532]: 21 slave domains need checking
Sep  1 11:31:15 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:32:27 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:33:39 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:34:50 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:36:02 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:37:13 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:38:25 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:39:36 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:40:48 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:41:59 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:43:10 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:44:22 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:45:33 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 11:46:45 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:47:57 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:49:08 ns2 pdns[2532]: 484 slave domains need checking
Sep  1 11:50:21 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:51:32 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:52:44 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:53:56 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:55:07 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 11:56:19 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:57:31 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:58:42 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 11:59:54 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:01:06 ns2 pdns[2532]: 21 slave domains need checking
Sep  1 12:02:18 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:03:29 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:04:40 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:05:52 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:07:04 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:08:15 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:09:27 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:10:38 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:11:50 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:13:01 ns2 pdns[2532]: 19 slave domains need checking
Sep  1 12:14:13 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:15:24 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:16:36 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 12:17:47 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:18:59 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:20:10 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:21:22 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:22:33 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:23:45 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:24:56 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:26:08 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:27:19 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:28:30 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:29:42 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:30:53 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:32:05 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 12:33:17 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:34:28 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:35:39 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:36:51 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:38:02 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:39:14 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:40:25 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:41:37 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:42:48 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:44:00 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:45:11 ns2 pdns[2532]: 19 slave domains need checking
Sep  1 12:46:23 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:47:34 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 12:48:46 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:49:57 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:51:09 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:52:20 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:53:32 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:54:43 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:55:55 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 12:57:06 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:58:17 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 12:59:29 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:00:40 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:01:52 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:03:03 ns2 pdns[2532]: 20 slave domains need checking
Sep  1 13:04:15 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:05:26 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:06:38 ns2 pdns[2532]: 19 slave domains need checking
Sep  1 13:07:50 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:09:02 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:10:13 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:11:25 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:12:36 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:13:47 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:14:59 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:16:11 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:17:22 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:18:34 ns2 pdns[2532]: 21 slave domains need checking
Sep  1 13:19:46 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:20:57 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:22:09 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:23:20 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:24:31 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:25:43 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:26:54 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:28:06 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:29:17 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:30:29 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:31:40 ns2 pdns[2532]: 17 slave domains need checking
Sep  1 13:32:52 ns2 pdns[2532]: 18 slave domains need checking


Startup 10:43:25
Last checks 13:32:52

Relevant loglines from around the last checks:

# grep -E "13:32:|13:33:" /var/log/daemon.log.0 |grep -vE "Received a malformed qdomain from|Not authoritative for|Exception building answer packet|Exception: Parsing record content|snmpd|last message repeated|Ignoring packet: too short from"
Sep  1 13:32:52 ns2 pdns[2532]: 18 slave domains need checking
Sep  1 13:32:52 ns2 pdns[2532]: Error trying to retrieve/refresh 'x1': Timeout waiting for answer from x1-ip
Sep  1 13:32:53 ns2 pdns[2532]: Error trying to retrieve/refresh 'x2': Timeout waiting for answer from x2-ip
Sep  1 13:32:54 ns2 pdns[2532]: Error trying to retrieve/refresh 'x3': Timeout waiting for answer from x3-ip
Sep  1 13:32:54 ns2 pdns[2532]: Error trying to retrieve/refresh 'x4': Query to 'x4-ip' for SOA of 'x4' produced a NS record
Sep  1 13:32:55 ns2 pdns[2532]: Error trying to retrieve/refresh 'x5': Timeout waiting for answer from x5-ip
Sep  1 13:32:55 ns2 pdns[2532]: Error trying to retrieve/refresh 'x6': Timeout waiting for answer from x6-ip
Sep  1 13:32:56 ns2 pdns[2532]: Error trying to retrieve/refresh 'x7': Timeout waiting for answer from x7-ip
Sep  1 13:32:57 ns2 pdns[2532]: Error trying to retrieve/refresh 'x8': Timeout waiting for answer from x8-ip
Sep  1 13:32:58 ns2 pdns[2532]: Error trying to retrieve/refresh 'x9': Timeout waiting for answer from x9-ip
Sep  1 13:32:58 ns2 pdns[2532]: Error trying to retrieve/refresh 'x10': Timeout waiting for answer from x10-ip
Sep  1 13:32:59 ns2 pdns[2532]: Error trying to retrieve/refresh 'x11': Timeout waiting for answer from x11-ip
Sep  1 13:33:00 ns2 pdns[2532]: Error trying to retrieve/refresh 'x12': Timeout waiting for answer from x12-ip
Sep  1 13:33:01 ns2 pdns[2532]: Error trying to retrieve/refresh 'x13': Timeout waiting for answer from x13-ip
Sep  1 13:33:01 ns2 pdns[2532]: Error trying to retrieve/refresh 'x14': Timeout waiting for answer from x14-ip
Sep  1 13:33:02 ns2 pdns[2532]: Error trying to retrieve/refresh 'x15': Timeout waiting for answer from x15-ip
Sep  1 13:33:03 ns2 pdns[2532]: Error trying to retrieve/refresh 'x16': Timeout waiting for answer from x16-ip
Sep  1 13:33:03 ns2 pdns[2532]: Domain x17 is stale, master serial 2010061653, our serial 2010061652
Sep  1 13:33:03 ns2 pdns[2532]: Domain x18 is stale, master serial 2010080906, our serial 0
Sep  1 13:33:03 ns2 pdns[2532]: Initiating transfer of 'x17' from remote 'x17-ip'
Sep  1 13:33:03 ns2 pdns[2532]: gmysql Connection succesful
Sep  1 13:33:03 ns2 pdns[2532]: AXFR started for 'x17', transaction started
Sep  1 13:33:03 ns2 pdns[2532]: Remote x17-ip tried to sneak in out-of-zone data 'ns2.nxs.nl' during AXFR of zone 'x17', ignoring
Sep  1 13:33:03 ns2 pdns[2532]: Remote x17-ip tried to sneak in out-of-zone data 'ns3.nxs.nl' during AXFR of zone 'x17', ignoring
Sep  1 13:33:03 ns2 pdns[2532]: Remote x17-ip tried to sneak in out-of-zone data 'ns1.dm-interface.nl' during AXFR of zone 'x17', ignoring

Everything is working fine after this time. But no more slave checks.

I'm willing to provide further (debug) data if needed.

Kind regards,

Coen Rosdorff
System administrator

Nxs Internet BV
Kabelweg 37
1014 BA  AMSTERDAM

Tel.:  +31 (0) 20 46 88 071
Fax:  +31 (0) 20 46 88 236
Mail: beheer.linux at nxs.nl<mailto:noc at nxs.nl>

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