Hi, from log:

Jul  4 12:10:19 localhost dovecot: master: Warning: service(imap): process_limit (2) reached, client connections are being dropped Jul  4 12:10:19 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 22: 22 9009 BYE Jul  4 12:10:58 localhost dovecot: master: Warning: service(imap): process_limit (2) reached, client connections are being dropped Jul  4 12:10:58 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 22: 22 9012 BYE Jul  4 12:11:58 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 31: 31 9011 BYE Jul  4 12:11:59 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 30: 30 9010 BYE Jul  4 21:08:03 localhost dovecot: master: Warning: service(imap): process_limit (2) reached, client connections are being dropped Jul  4 21:08:03 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 22: 22 9241 BYE Jul  4 21:09:03 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 31: 31 9243 BYE Jul  4 21:09:05 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 30: 30 9242 BYE Jul  4 21:14:10 localhost dovecot: master: Warning: Killed with signal 15 (by pid=9255 uid=0 code=kill) Jul  4 21:14:10 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 32: 32 1077 BYE Jul  4 21:14:10 localhost dovecot: log(1078): Error: Received master input for invalid service_fd 29: 29 1081 BYE Jul  4 21:14:11 localhost dovecot: master: Dovecot v2.3.4 (0ecbaf23d) starting up for imap, pop3 (core dumps disabled) Jul  4 21:14:20 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 22: 22 9281 BYE Jul  4 21:14:20 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 18: 18 9285 BYE Jul  4 21:14:22 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 22: 22 9286 BYE Jul  4 21:14:22 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 18: 18 9287 BYE Jul  4 21:14:22 localhost dovecot: master: Warning: Sent SIGKILL to 2 imap-login processes Jul  4 21:14:25 localhost dovecot: master: Warning: Sent SIGKILL to 1 imap-login processes Jul  4 21:14:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 22: 22 9289 BYE Jul  4 21:14:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 18: 18 9291 BYE Jul  4 21:14:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 22: 22 9288 BYE Jul  4 21:14:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 18: 18 9293 BYE Jul  4 21:15:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 31: 31 9290 BYE Jul  4 21:15:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 22: 22 9298 BYE Jul  4 21:15:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 18: 18 9299 BYE Jul  4 21:16:25 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 31: 31 9284 BYE Jul  4 21:16:26 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 30: 30 9283 BYE Jul  4 21:49:51 localhost dovecot: master: Warning: Killed with signal 15 (by pid=9325 uid=0 code=kill) Jul  4 21:49:51 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 32: 32 9266 BYE Jul  4 21:49:51 localhost dovecot: log(9267): Error: Received master input for invalid service_fd 29: 29 9270 BYE

On 7/4/19 5:38 PM, alpha_one_x86 via dovecot wrote:

Hi,

My dovecot process seam blocked on dovecot/imap [blocking on log write], only restart fix it.

How solve that's?

Cheers,

-- alpha_one_x86/BRULE Herman<alpha_one_x86@first-world.info> Main developer of Supercopier/Ultracopier/CatchChallenger, Esourcing and server management IT, OS, technologies, research & development, security and business department

-- alpha_one_x86/BRULE Herman <alpha_one_x86@first-world.info> Main developer of Supercopier/Ultracopier/CatchChallenger, Esourcing and server management IT, OS, technologies, research & development, security and business department