[Dovecot] Upgrade Problem from 2.0.18 to 2.1.7

Daniel Parthey daniel.parthey at informatik.tu-chemnitz.de
Sun Jul 22 00:04:02 EEST 2012


Michael Domann wrote:
> Jul 20 20:17:15 imap: Error: dovecot/imap: error while loading shared libraries: libpthread.so.0: failed to map segment from shared object: Cannot allocate memory
> Jul 20 20:17:15 imap: Fatal: master: service(imap): child 22594 returned error 127

Looks like a "out of memory" problem.

> default_vsz_limit = 6 M

Maybe increase this value. On my Linux box it is set to 256M.
Possibly 6M is not enough?

> root at fritz:/var/mod/root# free -m
>              total         used         free       shared      buffers
> Mem:         59512        52260         7252            0         2452
> -/+ buffers:              49808         9704
> Swap:       538608         8116       530492

You're almost running out of memory, used 50MB out of 60MB.

Try to temporarily disable other services on the box and
see the IMAP service runs smoothly?

Regards,
Daniel
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https://plus.google.com/103021802792276734820



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