Re: [squid-users] major squid problems

We are using an external(managed by ISP) dns server. DNS functionality
always appears to be ok. Where can I check my dns traffic? I guess I'm not
aware of where this is stored.
I've searched for cachemgr and can't find it on my box. Or is this a
setting.

> Check cachmgr -> DNS stats to possibly get extra stat's/problem
> info concerning DNS.

Thanks again.

>From: Marc Elsen <marc.elsen@imec.be>
>To: ty kirk <ca_ca_ca_cooler@msn.com>
>CC: squid-users@squid-cache.org
>Subject: Re: [squid-users] major squid problems
>Date: Thu, 30 Jan 2003 17:30:56 +0100
>
>
>
>ty kirk wrote:
> >
> > Hello all.
> > We've been having problems with our squid proxy recently and I've been
> > wondering how we can debug it. We're running version
> > squid-2.4.STABLE6-6.7.3 on red hat 7.2 and it goes down every 3 days or
>so.
> >
> > When it goes down, the service/process still is up, but no pages can be
> > served. Any ideas of why this is happening and/or how to debug it?
>Here is
> > what I see in the logs when it goes down. Looks like there is a dns
>issue,
> > but dns is up and running fine when this happens.
>
> There seems to be some degradation in 'DNS functionality' indeed.
> Check your DNS configuration ?
> Are you using internal or external DNS ?
>
> Check cachmgr -> DNS stats to possibly get extra stat's/problem
> info concerning DNS.
>
> M.
>
> >
> > Any help would be much, much appreciated.
> >
> > Thanks.
> >
> > 2003/01/16 10:29:30| Starting Squid Cache version 2.4.STABLE6 for
> > i386-redhat-linux-gnu...
> > 2003/01/16 10:29:30| Process ID 7924
> > 2003/01/16 10:29:30| With 1024 file descriptors available
> > 2003/01/16 10:29:30| DNS Socket created on FD 4
> > 2003/01/16 10:29:30| Adding nameserver 205.171.3.65 from
>/etc/resolv.conf
> > 2003/01/16 10:29:30| Unlinkd pipe opened on FD 9
> > 2003/01/16 10:29:30| Swap maxSize 102400 KB, estimated 7876 objects
> > 2003/01/16 10:29:30| Target number of buckets: 393
> > 2003/01/16 10:29:30| Using 8192 Store buckets
> > 2003/01/16 10:29:30| Max Mem size: 8192 KB
> > 2003/01/16 10:29:30| Max Swap size: 102400 KB
> > 2003/01/16 10:29:30| Rebuilding storage in /var/spool/squid (CLEAN)
> > 2003/01/16 10:29:30| Using Least Load store dir selection
> > 2003/01/16 10:29:30| Set Current Directory to /var/spool/squid
> > 2003/01/16 10:29:30| Loaded Icons.
> > 2003/01/16 10:29:30| Accepting HTTP connections at 0.0.0.0, port 80, FD
>11.
> > 2003/01/16 10:29:30| Accepting ICP messages at 0.0.0.0, port 3130, FD
>12.
> > 2003/01/16 10:29:30| WCCP Disabled.
> > 2003/01/16 10:29:30| Ready to serve requests.
> > 2003/01/16 10:29:30| Store rebuilding is 40.9% complete
> > 2003/01/16 10:29:30| Done reading /var/spool/squid swaplog (10026
>entries)
> > 2003/01/16 10:29:30| Finished rebuilding storage from disk.
> > 2003/01/16 10:29:30| 10026 Entries scanned
> > 2003/01/16 10:29:30| 0 Invalid entries.
> > 2003/01/16 10:29:30| 0 With invalid flags.
> > 2003/01/16 10:29:30| 10026 Objects loaded.
> > 2003/01/16 10:29:30| 0 Objects expired.
> > 2003/01/16 10:29:30| 0 Objects cancelled.
> > 2003/01/16 10:29:30| 0 Duplicate URLs purged.
> > 2003/01/16 10:29:30| 0 Swapfile clashes avoided.
> > 2003/01/16 10:29:30| Took 0.5 seconds (19269.1 objects/sec).
> > 2003/01/16 10:29:30| Beginning Validation Procedure
> > 2003/01/16 10:29:30| Completed Validation Procedure
> > 2003/01/16 10:29:30| Validated 10026 Entries
> > 2003/01/16 10:29:30| store_swap_size = 89173k
> > 2003/01/16 10:29:31| storeLateRelease: released 0 objects
> > 2003/01/17 11:12:43| idnsCheckQueue: ID fd: giving up after 60 tries and
> > 303.4 seconds
> > 2003/01/22 16:42:09| sslReadServer: FD 37: read failure: (104)
>Connection
> > reset by peer
> > 2003/01/23 14:24:36| idnsCheckQueue: ID 1527: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:24:36| idnsCheckQueue: ID 1528: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:27:56| idnsCheckQueue: ID 1529: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:27:56| idnsCheckQueue: ID 152a: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:27:57| idnsCheckQueue: ID 152b: giving up after 60 tries
>and
> > 304.2 seconds
> > 2003/01/23 14:27:57| idnsCheckQueue: ID 152c: giving up after 60 tries
>and
> > 304.2 seconds
> > 2003/01/23 14:27:57| idnsCheckQueue: ID 152d: giving up after 60 tries
>and
> > 304.1 seconds
> > 2003/01/23 14:27:57| idnsCheckQueue: ID 152e: giving up after 60 tries
>and
> > 304.1 seconds
> > 2003/01/23 14:28:23| idnsCheckQueue: ID 152f: giving up after 60 tries
>and
> > 304.1 seconds
> > 2003/01/23 14:28:23| idnsCheckQueue: ID 1530: giving up after 60 tries
>and
> > 304.1 seconds
> > 2003/01/23 14:28:24| idnsCheckQueue: ID 1531: giving up after 60 tries
>and
> > 304.2 seconds
> > 2003/01/23 14:28:24| idnsCheckQueue: ID 1532: giving up after 60 tries
>and
> > 304.2 seconds
> > 2003/01/23 14:28:24| idnsCheckQueue: ID 1533: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:28:24| idnsCheckQueue: ID 1534: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:28:24| idnsCheckQueue: ID 1535: giving up after 60 tries
>and
> > 303.8 seconds
> > 2003/01/23 14:28:24| idnsCheckQueue: ID 1536: giving up after 60 tries
>and
> > 303.8 seconds
> > 2003/01/23 14:28:54| idnsCheckQueue: ID 1537: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:28:54| idnsCheckQueue: ID 1538: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:29:40| idnsCheckQueue: ID 1539: giving up after 60 tries
>and
> > 304.4 seconds
> > 2003/01/23 14:29:40| idnsCheckQueue: ID 153a: giving up after 60 tries
>and
> > 304.4 seconds
> > 2003/01/23 14:30:28| idnsCheckQueue: ID 153b: giving up after 60 tries
>and
> > 303.7 seconds
> > 2003/01/23 14:30:28| idnsCheckQueue: ID 153c: giving up after 60 tries
>and
> > 303.7 seconds
> > 2003/01/23 14:30:29| idnsCheckQueue: ID 153d: giving up after 60 tries
>and
> > 304.2 seconds
> > 2003/01/23 14:30:29| idnsCheckQueue: ID 153e: giving up after 60 tries
>and
> > 304.2 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 153f: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1540: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1541: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1542: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1543: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1544: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1545: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1546: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1547: giving up after 60 tries
>and
> > 303.7 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1548: giving up after 60 tries
>and
> > 303.7 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 1549: giving up after 60 tries
>and
> > 303.7 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 154a: giving up after 60 tries
>and
> > 303.7 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 154b: giving up after 60 tries
>and
> > 303.6 seconds
> > 2003/01/23 14:30:56| idnsCheckQueue: ID 154c: giving up after 60 tries
>and
> > 303.6 seconds
> > 2003/01/23 14:30:57| idnsCheckQueue: ID 154d: giving up after 60 tries
>and
> > 304.4 seconds
> > 2003/01/23 14:30:57| idnsCheckQueue: ID 154e: giving up after 60 tries
>and
> > 304.4 seconds
> > 2003/01/23 14:30:57| idnsCheckQueue: ID 154f: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:30:57| idnsCheckQueue: ID 1550: giving up after 60 tries
>and
> > 303.9 seconds
> > 2003/01/23 14:31:02| idnsCheckQueue: ID 1551: giving up after 60 tries
>and
> > 303.8 seconds
> > 2003/01/23 14:31:02| idnsCheckQueue: ID 1552: giving up after 60 tries
>and
> > 303.8 seconds
> > 2003/01/23 14:34:44| idnsCheckQueue: ID 1553: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:34:44| idnsCheckQueue: ID 1554: giving up after 60 tries
>and
> > 303.4 seconds
> > 2003/01/23 14:35:13| idnsCheckQueue: ID 1555: giving up after 60 tries
>and
> > 303.8 seconds
> > 2003/01/23 14:35:38| idnsCheckQueue: ID 1556: giving up after 60 tries
>and
> > 304.3 seconds
> > 2003/01/23 14:35:38| idnsCheckQueue: ID 1557: giving up after 60 tries
>and
> > 304.3 seconds
> > 2003/01/23 14:35:47| Preparing for shutdown after 21638 requests
> > 2003/01/23 14:35:47| Waiting 30 seconds for active connections to finish
> > 2003/01/23 14:35:47| FD 11 Closing HTTP connection
> > 2003/01/23 14:35:52| idnsSendQuery: Can't send query, no DNS socket!
> > 2003/01/23 14:36:18| Shutting down...
> > 2003/01/23 14:36:18| FD 12 Closing ICP connection
> > 2003/01/23 14:36:18| WARNING: Closing client 192.168.104.140 connection
>due
> > to lifetime timeout
> > 2003/01/23 14:36:18| http://www.yahoo.com/
> > 2003/01/23 14:36:18| WARNING: Closing client 192.168.104.153 connection
>due
> > to lifetime timeout
> > 2003/01/23 14:36:18| http://www.yahoo.com/
> > 2003/01/23 14:36:18| WARNING: Closing client 192.168.104.140 connection
>due
> > to lifetime timeout
> > 2003/01/23 14:36:18| Closing unlinkd pipe on FD 9
> > 2003/01/23 14:36:18| storeDirWriteCleanLogs: Starting...
> > 2003/01/23 14:36:18| Finished. Wrote 7865 entries.
> > 2003/01/23 14:36:18| Took 0.0 seconds (642617.9 entries/sec).
> > CPU Usage: 543.234 seconds = 137.256 user + 405.979 sys
> > Maximum Resident Size: 0 KB
> > Page faults with physical i/o: 369
> > Memory usage for squid via mallinfo():
> > total space in arena: 17633 KB
> > Ordinary blocks: 15138 KB 1611 blks
> > Small blocks: 0 KB 0 blks
> > Holding blocks: 176 KB 1 blks
> > Free Small blocks: 0 KB
> > Free Ordinary blocks: 2495 KB
> > Total in use: 15314 KB 87%
> > Total free: 2495 KB 14%
> > 2003/01/23 14:36:18| Squid Cache (Version 2.4.STABLE6): Exiting
>normally. -
> > this is me shutting down and then restarting
> >
> > _________________________________________________________________
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>--
>
> 'Time is a consequence of Matter thus
> General Relativity is a direct consequence of QM
> (M.E. Mar 2002)

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Received on Thu Jan 30 2003 - 10:22:15 MST