dovecot - Jul 2019 - dovecot/imap [blocking on log write]

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

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

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Am 05.07.19 um 23:13 schrieb alpha_one_x86 via dovecot:
> Jul? 4 12:10:19 localhost dovecot: master: Warning: service(imap): 
> process_limit (2) reached, client connections are being dropped
Increase the process_limit.

https://wiki.dovecot.org/LoginProcess

Alexander

Am 05.07.19 um 23:13 schrieb alpha_one_x86 via dovecot:
> Hi, from log:
> 
> Jul? 4 12:10:19 localhost dovecot: master: Warning: service(imap): 
> process_limit (2) reached, client connections are being dropped
Increase the process_limit.

https://wiki.dovecot.org/LoginProcess

Alexander

> On 06/07/2019 00:13 alpha_one_x86 via dovecot <dovecot at
dovecot.org> wrote:
> 
> 
>  
> Hi, from log:
> 
>  
> Jul 4 12:10:19 localhost dovecot: master: Warning: service(imap):
process_limit (2) reached, client connections are being dropped
You have rather strict process_limit. Maybe try increasing them to something
less strict.

Aki