Ferhat Doruk <[EMAIL PROTECTED]> wrote:
>After some our client's Bare LF problem, I used fixcr according to DJB's
>suggestion and I started qmail-smtpd process by using a command like this:
>
>/usr/local/bin/tcpserver -H -R -x/etc/tcp.smtp.cdb -c 200 -u 82 -g 81 0 smtp
>\
>sh -c '/usr/local/bin/fixcr|/var/qmail/bin/qmail-smtpd' 2>&1 |
>/var/qmail/bin/splogger smtpd 3 &
>
>But some time later, I noticed that there were a lot of zombie processes
>like these;
>
>qmaild 46427 0.0 0.1 764 260 ?? I Tue09AM 0:00.01
>/usr/local/bin/fixcr
>qmaild 46440 0.0 0.1 496 292 ?? I Tue09AM 0:00.00 sh -c
>/usr/local/bin/fixcr|/var/qmail/bin/qmail-smtpd
>qmaild 46441 0.0 0.1 764 260 ?? I Tue09AM 0:00.01
>/usr/local/bin/fixcr
>qmaild 46455 0.0 0.1 496 292 ?? I Tue09AM 0:00.00 sh -c
>/usr/local/bin/fixcr|/var/qmail/bin/qmail-smtpd
>
>The zombies occur after connections only from clents have bare LF problem.
>How can I prevent these zombie processes?
See:
http://www.ornl.gov/its/archives/mailing-lists/qmail/1999/06/msg00661.html
>Second question:
>After I have read LWQ (by Dave), I have created a concurrencyremote file
>under /var/qmail/control and used 200 in that file.
>Can be a problem to use large numbers, because of default is relatively
>small (20)?
This can cause problems if your system or the qmail processes don't
have sufficient resources (RAM, disk bandwidth, network bandwidth,
file descriptors, etc.) to run 200 qmail-remotes. The failure modes
are usually not catastrophic and shouldn't (won't?) cause mail to be
lost.
-Dave
