Hi Timo, alright, thanks I will recompile without gc - this is a standard build option on FreeBSD but I will get the port maintainer to maybe change this.
Best regards
Sebastian
> Am 24.10.2015 um 23:19 schrieb Timo Sirainen <t...@iki.fi>:
>
> On 24 Oct 2015, at 14:59, Sebastian Wolfgarten <sebast...@wolfgarten.com>
> wrote:
>>
>> Dear all,
>>
>> I am using Dovecot 2.2.19 and I keep on getting the following warnings in my
>> mail.log file on FreeBSD 10:
>>
>> Oct 24 10:45:28 server1 dovecot: imap: Error: GC Warning: Repeated
>> allocation of very large block (appr. size 20480):
>> Oct 24 10:45:28 server1 dovecot: imap: Error: May lead to memory leak
>> and poor performance.
>>
>> I am wondering whether this is a configuration issue (i.e. a mistake in my
>> current config) or whether I am hitting a bug. What’s the best way of
>> figuring this one out? I tried increasing the verbosity of the logs but it
>> did not really provide me with further information.
>
> I guess you have configured Dovecot --with-gc? I guess it's possible this is
> a bug, but it could just as well be a false alarm. In general I don't
> recommend/support --with-gc option (and I should probably just remove it
> altogether). The easiest and the most usable way of finding memory leaks is
> to run with valgrind (which must be done without-gc):
>
> service imap {
> executable = /usr/bin/valgrind -q --show-reachable=yes --leak-check=full
> /usr/libexec/dovecot/imap
> }
>
> I'm not aware of any memory leaks right now.
>
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