I think the standard linux kernel supports 512 processes. So you are
probably
running into that limit. You need to modify your kernel to support more
processes. There are some HOWTO's to do this on the linux sites
--
Ken Jones
http://www.inter7.com/vpopmail/
"Ricardo D. Albano" wrote:
>
> I have the same problem.
> I'm running qmail as inbound relay server of a large site, te server is a
> 4xPII 400Mhz - 1Gb RAM, but when the tcpserver processes reach about ~400,
> My linux box crash (Shared library errors and 'no more forks').
>
> How can I increment this number ?
>
> RDA.-
>
> >RedHat 6.1 with qmail-1.03 and ucspi - 0.84.
> >qmail-smtpd is run by tcpserver and the -c value is 2000. But as soon as
> >it reaches 1247 sessions, it is not able to fork further processes, the
> >error message is:
> >
> >tcpserver: warning: dropping connection, unable to fork: temporary
> >failure
> >
> >This value (1247) does not change even when I increase RAM from 512MB to
> >1GB or decrease it to 128MB. My question is what causes fork to not run
> >a new process. I know it is a non qmail question. But someone over here
> >who has already solved this problem may help me or point me to some URLs
> >to troubleshoot this.
> >
> >Thanks.
> >
> >- Ashok
--
Ken Jones
http://www.inter7.com/vpopmail/
