I'm having strange behavior in dovecot 2.3.16. It's opening dozens of dovecot/config process and consuming all server memory. Normally each process consumes between 700Mb and 1Gb of ram.
Would anyone have an idea about this?
service config { vsz_limit = 2048M idle_kill = 60s service_count = 1024 }
pstree systemd─┬─ModemManager───2*[{ModemManager}] ├─agetty ├─cron ├─dbus-daemon ├─dovecot─┬─anvil │ ├─6*[auth] │ ├─46*[config] │ ├─1212*[imap] │ ├─155*[imap-login] │ ├─12*[lmtp] │ ├─38*[log] │ ├─10*[managesieve] │ ├─19*[pop3] │ ├─3*[pop3-login] │ └─18*[stats]
root 45831 0.0 1.1 774688 752732 ? S 09:31 0:31 dovecot/config root 388792 0.0 1.1 775060 753276 ? S 14:00 0:15 dovecot/config root 510685 0.0 1.1 775384 753604 ? S 15:06 0:20 dovecot/config root 675638 0.0 1.1 775348 753620 ? S 16:56 0:15 dovecot/config root 795375 0.0 1.1 775460 753516 ? S 18:03 0:07 dovecot/config root 798754 0.2 1.1 775592 753712 ? S 18:05 0:30 dovecot/config root 1082696 0.2 1.1 774892 753216 ? S 21:10 0:07 dovecot/config root 1098433 0.4 1.1 774924 753244 ? S 21:33 0:07 dovecot/config root 1109255 0.9 1.1 774924 753344 ? S 21:50 0:07 dovecot/config root 1112976 2.0 1.1 774956 753528 ? S 21:57 0:07 dovecot/config root 1114137 3.0 1.1 775028 753308 ? S 21:59 0:07 dovecot/config root 1115382 5.4 1.1 774924 753496 ? S 22:01 0:06 dovecot/config root 1883627 0.0 1.1 759120 728832 ? S Aug11 0:07 dovecot/config root 1889705 0.0 1.8 1251460 1221872 ? S Aug11 0:11 dovecot/config root 1895022 0.0 1.8 1253280 1224284 ? S Aug11 0:11 dovecot/config root 1900690 0.0 1.8 1255684 1227528 ? S Aug11 0:12 dovecot/config root 1905648 0.0 1.8 1257880 1229912 ? S Aug11 0:12 dovecot/config root 1910857 0.0 1.8 1259156 1231552 ? S Aug11 0:12 dovecot/config root 1914332 0.0 1.1 764328 736552 ? S Aug11 0:20 dovecot/config root 2343896 0.0 1.8 1259472 1231516 ? S Aug11 0:12 dovecot/config root 2346351 0.0 1.8 1259472 1231836 ? S Aug11 0:13 dovecot/config root 2348559 0.0 1.1 764704 736440 ? S Aug11 0:14 dovecot/config root 2445701 0.0 1.1 764276 736540 ? S Aug11 0:19 dovecot/config root 2572525 0.0 1.1 764640 736880 ? S Aug11 0:18 dovecot/config root 2734251 0.0 1.1 764776 737696 ? S Aug11 0:08 dovecot/config root 2740980 0.0 1.1 764768 737244 ? S Aug11 0:17 dovecot/config root 2899925 0.0 1.1 764624 737760 ? S Aug11 0:43 dovecot/config root 3517063 0.0 1.1 764984 738004 ? S Aug11 0:09 dovecot/config root 3541465 0.0 1.1 765224 738756 ? S Aug11 0:07 dovecot/config root 3545589 0.0 1.1 766452 740408 ? S Aug11 0:06 dovecot/config root 3549259 0.0 1.1 766796 741048 ? S Aug11 0:07 dovecot/config root 3553902 0.0 1.1 767812 742284 ? S Aug11 0:07 dovecot/config root 3558080 0.0 1.1 768440 743524 ? S Aug11 0:08 dovecot/config root 3562091 0.0 1.1 769224 744424 ? S Aug11 0:07 dovecot/config root 3568721 0.0 1.1 769388 744888 ? S Aug11 0:07 dovecot/config root 3573024 0.0 1.1 770048 745904 ? S Aug11 0:08 dovecot/config root 3578416 0.0 1.1 770836 746736 ? S Aug11 0:06 dovecot/config root 3581765 0.0 1.1 771948 748492 ? S Aug11 0:06 dovecot/config root 3585837 0.0 1.1 772828 749860 ? S Aug11 0:07 dovecot/config root 3590276 0.0 1.1 773560 750520 ? S Aug11 0:07 dovecot/config root 3594640 0.0 1.1 774612 752552 ? S Aug11 0:08 dovecot/config root 3597417 0.0 1.1 774968 753076 ? S Aug11 0:35 dovecot/config root 4116314 0.0 1.9 1280496 1258580 ? S 05:31 0:13 dovecot/config root 4118115 0.0 1.1 774688 752556 ? S 05:33 0:16 dovecot/config