Re: postfix stops sending mail after sometime

2018-10-20 Thread Scott Kitterman
On Saturday, October 20, 2018 08:52:23 PM Wietse Venema wrote: > gaurav.parashar: > > Hii, > > I had installed postfix in Ubuntu 16.04 and it was working seamlessly. > > Some > > time back I upgraded it to Ubuntu 18.04 and suddenly emails stop coming to > > my inbox. It gave me this error: > > post

Re: postfix stops sending mail after sometime

2018-10-20 Thread Wietse Venema
gaurav.parashar: > Hii, > I had installed postfix in Ubuntu 16.04 and it was working seamlessly. Some > time back I upgraded it to Ubuntu 18.04 and suddenly emails stop coming to > my inbox. It gave me this error: > postfix/postdrop[27466]: warning: mail_queue_enter: create file > maildrop/675261.2

postfix stops sending mail after sometime

2018-10-20 Thread gaurav.parashar
Hii, I had installed postfix in Ubuntu 16.04 and it was working seamlessly. Some time back I upgraded it to Ubuntu 18.04 and suddenly emails stop coming to my inbox. It gave me this error: postfix/postdrop[27466]: warning: mail_queue_enter: create file maildrop/675261.27466: Permission denied I res

Re: Monitoring amount of smtpd processes

2018-10-20 Thread Wietse Venema
Peer Heinlein: > > Hi, > > we're monitoring the amount of active smtpd processes to make sure, that > we do not reach the max-proc limit from master.cf. > > If a client disconnects very early, the smtpd is still "unused" and > remains in server memory, waiting for the next connection. The Postfix

Re: Monitoring amount of smtpd processes

2018-10-20 Thread Stefan Bauer
We simply monitor established tcp sessions to smtpd port. if client flies away, tcp session does as well: lsof -i tcp:25 | grep ESTABLISHED | wc -l Am Samstag, 20. Oktober 2018 schrieb Peer Heinlein : > > > > Hi, > > we're monitoring the amount of active smtpd processes to make sure, that > we do

Monitoring amount of smtpd processes

2018-10-20 Thread Peer Heinlein
Hi, we're monitoring the amount of active smtpd processes to make sure, that we do not reach the max-proc limit from master.cf. If a client disconnects very early, the smtpd is still "unused" and remains in server memory, waiting for the next connection. If a server was flooded with a short