big problem: signaled to death by 7
murch at andrew.cmu.edu
Wed Mar 29 08:48:34 EST 2006
> I think I have found something:
> we are using flat file for quotas.db
> the file quotas.db was 45056 bytes long --> crashing with signal 7
> I noticed that 45056 was a multiple of 4096 and I begin testing around
> another clue was that the error message associate with mmap SIG BUS was
> that it happens when the application tries to read out of the buffer...
> I found that imap is crashing if quotas.db is a multiple of 4096
> the version of cyrus-imap I use is 2.3.1
> if you need more details on the conf , you can ask me.
Hmm, there could be a bug in cyrusdb_flat.c since its usually a small
database (usually only used for subscriptions). I'd recommend that you
use quotalegacy for quotas, or possibly skiplist, but not flat.
> Ken Murchison wrote:
>> Patrice wrote:
>>> I have big troubles with my lmtp and imapd process which ends with
>>> this error :
>>> signaled to death by 7
>>> pop3 is ok
>>> can someone help me on this big problem ?
>> Signal 7 is a bus error, which I don't have a good explanation for.
>> Have you tried restarting master, so that deliver.db gets receovered?
Project Cyrus Developer/Maintainer
Carnegie Mellon University
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