LMTP error: Too many concurrent deliveries for user (in reply to end of DATA command)

[Ralf Hildebrandt]

* Ralf Hildebrandt <r at sys4.de>:
> * Ralf Hildebrandt <r at sys4.de>:
> > 
> > I updated dovecot today and all over a sudden I'm getting:
> 
> Old:
> dovecot-lmtpd:amd64 2:2.2.15-1~auto+136
> 
> New:
> dovecot-lmtpd:amd64 2:2.2.15-1~auto+148
> 
> From Stephan Bosch's repos.

Found the issue:

# doveconf |grep concurr
lmtp_user_concurrency_limit = 0

-> not working

# doveconf |grep concurr
lmtp_user_concurrency_limit = 10000

-> working again!

I guess 0 should disable the limit. It doesn't (anymore).

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