Hi Thenx for replay. Finaly for a test in my lab
I upgrate to latest 2.2.36 and os debian 10 In this machine is dovecot director But if i tested via telnet root@postfix:~# telnet 46.xxx.xxx.xxx 143 Trying 46.xxx.xxx.xxx... Connected to 46.xxx.xxx.xxx. Escape character is '^]'. * BYE Disconnected: Auth process broken Connection closed by foreign host. In log: Jan 24 16:02:07 postfix dovecot: master: Dovecot v2.2.36 (1f10bfa63) starting up for imap, pop3, lmtp, sieve Jan 24 16:02:07 postfix dovecot: master: Error: service(auth): command startup failed, throttling for 2 secs Jan 24 16:02:07 postfix dovecot: auth: Fatal: master: service(auth): child 10443 killed with signal 11 (core dumped) Jan 24 16:02:07 postfix dovecot: director: Error: Auth server disconnected unexpectedly in strace: ioctl(3, FIONBIO, [1]) = 0 setsockopt(3, SOL_SOCKET, SO_OOBINLINE, [1], 4) = 0 select(4, [0 3], [], [3], {tv_sec=0, tv_usec=0}) = 0 (Timeout) select(4, [0 3], [], [3], NULL) = 1 (in [3]) recvfrom(3, "* BYE Disconnected: Auth process"..., 8191, 0, NULL, NULL) = 41 select(4, [0 3], [1], [3], {tv_sec=0, tv_usec=0}) = 2 (in [3], out [1], left {tv_sec=0, tv_usec=0}) write(1, "* BYE Disconnected: Auth process"..., 40* BYE Disconnected: Auth process broken ) = 40 recvfrom(3, "", 8151, 0, NULL, NULL) = 0 ...... ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(0, SNDCTL_TMR_STOP or TCSETSW, {B38400 opost isig icanon echo ...}) = 0 ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(0, FIONBIO, [0]) = 0 ioctl(1, FIONBIO, [0]) = 0 write(2, "Connection closed by foreign hos"..., 35Connection closed by foreign host. ) = 35 close(-1) = -1 EBADF (Bad file descriptor) exit_group(1) = ? +++ exited with 1 +++ Second machine (backend with dovecot clinet) is old debian (8.11) and 2.2.32 | ( and tested 2.2.36) telnet 10.0.0.24 143 Trying 10.0.0.24... Connected to 10.0.0.24. Escape character is '^]'. * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE IDLE AUTH=PLAIN AUTH=LOGIN] Imap ready. and works fine In productions i have debian 8.11 and 9.x all workings fine (this same configurations etc) Where i found solutions etc ? On 23.01.2019 08:35, Aki Tuomi via dovecot wrote: > Maybe you should try 2.2.36? > > Aki > > On 22.1.2019 16.47, Maciej Milaszewski IQ PL wrote: >> Hi >> I have little problem with debian10 and dovecot 2.2.33.2 >> >> ps -ax >> 21815 ? S 0:00 dovecot/pop3-login director >> 21816 ? S 0:00 dovecot/pop3-login director >> 21817 ? S 0:00 dovecot/pop3-login director >> 21818 ? S 0:00 dovecot/pop3-login director >> 21819 ? S 0:00 dovecot/pop3-login director >> 21821 ? S 0:00 dovecot/pop3-login director >> 21822 ? S 0:00 dovecot/pop3-login director >> >> But if I testes via telnet like this: >> >> telnet 46.xxx.xxx.113 143 >> Trying 46.xxx.xxx.113... >> Connected to 46.xxx.xxx.113. >> Escape character is '^]'. >> * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE >> IDLE STARTTLS AUTH=PLAIN AUTH=LOGIN] Imap ready. >> ^] >> telnet> q >> Connection closed. >> >> and ps: >> 21808 ? S 0:00 dovecot/imap-login >> ??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? >> 21826 ? S 0:00 dovecot/imap-login >> ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? >> >> strace: >> strace -p 21808 >> strace: Process 21808 attached >> gettimeofday({tv_sec=1548168193, tv_usec=419420}, NULL) = 0 >> epoll_wait(14, >> >> doveconf: >> doveconf -n |head -n 4 >> # 2.2.33.2 (d6601f4ec): /etc/dovecot/dovecot.conf >> # Pigeonhole version 0.4.8 (0c4ae064f307+) >> # OS: Linux 4.19.0-1-amd64 x86_64 Debian buster/sid >> auth_cache_negative_ttl = 5 mins >> >> >> >> Probably dovecot not closed correctly imap-login and this same for >> imap-pop3. Any idea ? >> >>