Try setting service replicator { vsz_limit = 0 }
Aki > On 14/08/2020 13:19 Thomas Tsiakalakis <thomas.tsiakala...@gdv-dl.de> wrote: > > > > So nobody has any idea why this could happen? > Let me know if I should provide more Information > Thanks > > ThomasTsiakalakis > > Team Applikationsbetrieb > GDV Dienstleistungs-GmbH > Tel: +49(40)33449-4318 > Fax: > E-Mail:thomas.tsiakala...@gdv-dl.de > > > > > GDV Dienstleistungs-GmbH > Glockengießerwall 1 > D-20095 Hamburg > www.gdv-dl.de (http://www.gdv-dl.de) > > Niederlassungen: > > Wilhelmstraße 43 / 43 G > 10117 Berlin > > Frankenstraße 18 > 20097 Hamburg > > Sitz und Registergericht: Hamburg > HRB 145291 > USt.-IdNr : DE 205183123 > > Geschäftsführer: > Dr. Jens Bartenwerfer > Fred di Giuseppe Chiachiarella > > Aufsichtsratsvorsitzender: Werner Schmidt > > ------------------------------------------------------------------ > Diese E-Mail und alle Anhänge enthalten vertrauliche und/oder rechtlich > geschützte Informationen. Wenn Sie nicht der richtige Adressat sind oder > diese E-Mail irrtümlich erhalten haben, informieren Sie bitte sofort den > Absender und vernichten Sie diese E-Mail. Das unerlaubte Kopieren sowie die > unbefugte Weitergabe der E-Mail ist nicht gestattet. > > This e-mail and any attached files may contain confidential and/or > privileged information. If you are not the intended recipient (or have > received this e-mail in error) please notify the sender immediately and > destroy this e-mail. Any unauthorised copying, disclosure or distribution of > the material in this e-mail is strictly forbidden. > > > Von:Thomas Tsiakalakis > Gesendet: Dienstag, 23. Juni 2020 11:25 > An: dovecot@dovecot.org > Betreff: AW: replicator: Panic: data stack: Out of memory > I managed to convince the System that I really want a core dump > Von:Thomas Tsiakalakis > Gesendet: Donnerstag, 18. Juni 2020 16:26 > An: 'dovecot@dovecot.org' <dovecot@dovecot.org> > Betreff: replicator: Panic: data stack: Out of memory > Hi, > I have set up 2 SLES 15 Hosts with dovecot and replication. Everything seems > to work fine but every time a message is delivered, I get an out of memory > error in the logs. The Replication itself seems to work fine though. > I increased default_vsz_limit to 512M but the only thing that changed was > that dovecot was trying to allocate 1073741864 bytes instead of 268435496 > As I said, I’m running SLES 15 SP1 and Dovecot 2.3.10 (0da0eff44) (both Hosts > have the same version) > Each Host currently has 8GB of Memory. > # free -h > total used free shared buff/cache available > Mem: 7.8Gi 278Mi 7.3Gi 47Mi 183Mi 7.2Gi > Swap: 4.0Gi 0B 4.0Gi > # journalctl -f > Jun 18 15:55:48 mail1 postfix/pickup[3457]: 18533C009C8: uid=0 from=<root> > Jun 18 15:55:48 mail1 postfix/cleanup[3669]: 18533C009C8: > message-id=<20200618135548.18533C009C8@mail1> > Jun 18 15:55:48 mail1 postfix/qmgr[3458]: 18533C009C8: from=<root@mail1>, > size=431, nrcpt=1 (queue active) > Jun 18 15:55:48 mail1 dovecot[1833]: lmtp(3673): Connect from local > Jun 18 15:55:48 mail1 dovecot[1833]: replicator: Panic: data stack: Out of > memory when allocating 268435496 bytes > Jun 18 15:55:48 mail1 dovecot[1833]: replicator: Error: Raw backtrace: > /usr/lib64/dovecot/libdovecot.so.0(backtrace_append+0x42) [0x7f8346d6d262] -> > /usr/lib64/dovecot/libdovecot.so.0(backtrace_get+0x1e) [0x7f8346d6d37e] -> > /usr/lib64/dovecot/libdovecot.so.0(+0xebcee) [0x7f8346d77cee] -> > /usr/lib64/dovecot/libdovecot.so.0(+0xebd91) [0x7f8346d77d91] -> > /usr/lib64/dovecot/libdovecot.so.0(i_fatal+0) [0x7f8346cd1f8b] -> > /usr/lib64/dovecot/libdovecot.so.0(t_pop_last_unsafe+0) [0x7f8346d73660] -> > /usr/lib64/dovecot/libdovecot.so.0(+0xe7a50) [0x7f8346d73a50] -> > /usr/lib64/dovecot/libdovecot.so.0(+0x10eb58) [0x7f8346d9ab58] -> > /usr/lib64/dovecot/libdovecot.so.0(+0xe3ac5) [0x7f8346d6fac5] -> > /usr/lib64/dovecot/libdovecot.so.0(buffer_write+0xf2) [0x7f8346d6fdb2] -> > dovecot/replicator(replicator_queue_push+0xde) [0x5648989a5cde] -> > dovecot/replicator(+0x5464) [0x5648989a5464] -> dovecot/replicator(+0x4a0b) > [0x5648989a4a0b] -> dovecot/replicator(+0x4c02) [0x5648989a4c02] -> > /usr/lib64/dovecot/libdovecot.so.0(io_loop_call_io+0x69) [0x7f8346d90c99] -> > /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0x134) > [0x7f8346d92574] -> > /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run+0x4c) [0x7f8346d90d9c] > -> /usr/lib64/dovecot/libdovecot.so.0(io_loop_run+0x38) [0x7f8346d90fc8] -> > /usr/lib64/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f8346d01873] > -> dovecot/replicator(main+0x1a0) [0x5648989a3cb0] -> > /lib64/libc.so.6(__libc_start_main+0xea) [0x7f83468f534a] -> > dovecot/replicator(_start+0x2a) [0x5648989a3d5a] > Jun 18 15:55:48 mail1 dovecot[1833]: > lmtp(t...@example.com)<3673><q5sLCGRy615ZDgAATn/NZw>: Warning: > replication(t...@example.com): Sync failure: > Jun 18 15:55:48 mail1 dovecot[1833]: > lmtp(t...@example.com)<3673><q5sLCGRy615ZDgAATn/NZw>: Warning: > replication(t...@example.com): Remote sent invalid input: - > Jun 18 15:55:48 mail1 dovecot[1833]: > lmtp(t...@example.com)<3673><q5sLCGRy615ZDgAATn/NZw>: > msgid=<20200618135548.18533C009C8@mail1>: saved mail to INBOX > Jun 18 15:55:48 mail1 dovecot[1833]: lmtp(3673): Disconnect from local: > Client has quit the connection (state=READY) > Jun 18 15:55:48 mail1 postfix/lmtp[3672]: 18533C009C8: to=<t...@example.com>, > orig_to=<t...@domain.com>, relay=mail1[private/dovecot-lmtp], delay=0.17, > delays=0.02/0.01/0.02/0.13, dsn=2.0.0, status=sent (250 2.0.0 > <t...@example.com> q5sLCGRy615ZDgAATn/NZw Saved) > Jun 18 15:55:48 mail1 postfix/qmgr[3458]: 18533C009C8: removed > Jun 18 15:55:48 mail1 dovecot[1833]: replicator: Fatal: master: > service(replicator): child 2948 killed with signal 6 (core not dumped - > https://dovecot.org/bugreport.html#coredumps - set /proc/sys/fs/suid_dumpable > to 2)