From: Igor Brezac (no email)
Date: Thu Oct 06 2005 - 12:00:53 EDT
On Thu, 6 Oct 2005, Paul Boven wrote:
> Hi everyone,
>
> Due to a problem with a webserver on the same machine, the /var
> partition on our mailserver went from over 1GB available to full within
> a few minutes.
>
> The Cyrus database lives in /var/imap, and has become corrupt as a
> result of this. Initially, we tried to recover from this situation by
> stopping all services and moving the offending Apache logfiles away.
>
> But as soon as we made room on /var, Cyrus would use it all up in
> /var/imap/db which is now 863MB in size. What's inside:
>
> -rw------- 1 cyrus mail 8192 Oct 6 17:14 __db.001
> -rw------- 1 cyrus mail 663552 Oct 6 17:14 __db.002
> -rw------- 1 cyrus mail 98304 Oct 6 17:13 __db.003
> -rw------- 1 cyrus mail 21061632 Oct 6 17:13 __db.004
> -rw------- 1 cyrus mail 32768 Oct 6 17:13 __db.005
> -rw------- 1 cyrus mail 10485738 Oct 6 15:58 log.0000000357
> -rw------- 1 cyrus mail 10485728 Oct 6 15:58 log.0000000358
> -rw------- 1 cyrus mail 10485728 Oct 6 15:58 log.0000000359
> (85 of these logfiles in total)
> -rw------- 1 cyrus mail 4 Sep 30 18:28 skipstamp
>
> Trying to run 'ctl_cyrusdb -r' takes a few minutes but aborts with a
> coredump. When I try to start Cyrus, it tries to recover the database
> (but coredumps), then starts copying all these 10MB logfiles into
> db.backup and we run out of diskspace again.
>
> Any hints on how to get this system back into working order would be
> very much appreciated!
change directory to /var/imap before you run ctl_cyrusdb -r:
cd /var/imap
ctl_cyrusdb -r
Do that work?
-Igor
>
> Regards, Paul Boven.
>
> Some background info:
> Solaris 9 USparc
> Cyrus-Imap 2.2.8
> Cyrus-Sasl2 2.1.19
>
> /etc/cyrus.conf:
> START { recover cmd="ctl_cyrusdb -r" }
>
> SERVICES {
> imap cmd="imapd" listen="imap" prefork=0
> sieve cmd="timsieved" listen="sieve" prefork=0
> lmtpunix cmd="lmtpd" listen="/var/imap/socket/lmtp" prefork=0
>
> }
>
> EVENTS {
> checkpoint cmd="ctl_cyrusdb -c" period=30
> delprune cmd="cyr_expire -E 3" at=0400
> tlsprune cmd="tls_prune" at=0400 }
>
> /etc/imapd.conf
> configdirectory: /var/imap
> partition-default: /var/spool/imap
> admins: cyrus
> sasl_pwcheck_method: saslauthd
> allowplaintext: yes
> sieveusehomedir: false
> sievedir: /var/spool/sieve
> altnamespace: yes
> virtdomains: no
> hashimapspool: 1
> fulldirhash: 1
> createonpost: 1
> autocreatequota: -1
> sasl_auxprop_plugin: plain digestmd5
> sasl_sql_select: dummy
> allowusermoves: yes
>
> Backtrace from the coredump:
> core 'core' of 6551: /usr/local/cyrus/bin/ctl_cyrusdb -r
> ff159520 __dbreg_open_file (fedec, d4899, d6978, e0468, 0, d5c58) + f8
> ff159084 __dbreg_register_recover (d5c58, 0, ffbfe8e0, 6, 0, ff1cfc6c)
> + 1cc
> ff140594 __db_dispatch (d5c58, e0468, b6, ffbfe9ac, ffbfe8e0, 6) + 128
> ff15f218 __env_openfiles (d5c58, d7410, e0468, ffff8755, a00000, 1) + f8
> ff15e428 __db_apprec (d5c58, ffbfe988, 20, ff1cfc6c, ff1cfc6c, 0) + 5f8
> ff15be44 __dbenv_open (d5cf8, 4000, d5cfc, 4000, 80020, d5c58) + 540
> 00037114 init (0, d4000, ffbfebbd, ffbfebb0, 7000, 36f34) + 1e0
> 00030500 cyrusdb_init (e, 64, b0, 141, 29c98, c8fe8) + 6c
> 0001f0e0 cyrus_init (0, 3a6a0, 3bc00, 0, 0, 1) + 3cc
> 00015c2c main (2, ffbffd24, ffbffd30, 3a660, 0, d4000) + 108
> 00015830 _start (0, 0, 0, 0, 0, 0) + 5c
>
> ----
> Cyrus Home Page: http://asg.web.cmu.edu/cyrus
> Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu
> List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
>
-- Igor ---- Cyrus Home Page: http://asg.web.cmu.edu/cyrus Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
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