Run ulimit -c unlimited before starting dovecot. And note that several distributions override the ulimit if you use /etc/init.d/dovecot to start it. Newer Dovecot versions (v1.1.9+) say at startup if core dumps are disabled.
On Thu, 2009-04-09 at 23:06 +0300, Martins Lazdans wrote: > No, there is no core dumps. I believe I can somehow enable to dump core? > > Timo Sirainen wrote: > > On Thu, 2009-04-09 at 21:37 +0300, Martins Lazdans wrote: > >> Hello! > >> > >> I have used Dovecot for more than a year without problems, but today it > >> just crashed with this message: > >> > >> dovecot: Apr 09 21:23:38 Panic: file mempool-system.c: line 104 > >> (pool_system_realloc): assertion failed: (old_size == (size_t)-1 || mem > >> == NULL || old_size <= malloc_usable_size(mem)) > > > > Did Dovecot happen to write a core file somewhere? Should be in base_dir > > (e.g. /var/run/dovecot)? A gdb backtrace would be helpful. > > >
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