Adam Tauno Williams wrote: >> since yesterday i have strange behavier of my productive mail server, >> and i >> cannt find the reason for 2 days allready. >> > > Does "dmesg" show anything odd? Ok guys, it happend again just right now. Exactly same behavier as described befor, but after few days successfully running. I restarted a cyrus and sendmail and attached strace to the lmpd this time. After some time (squatter was still working) it goes to take 100% cpu and doenst answer. Hangs. > If you attach to a hung process with "strace -p {pid}" what does it look > like? No idea what it says, but here is my strace output from lmtpd that hangs at the end. Then i sended kill command, what you can see at the last line: http://kvitka.net/log2.strace.txt I did Updated to latest kernel 2.6.27.10 cyrus 1509 0.0 0.0 36508 1940 ? Ss 22:51 0:00 /usr/lib/cyrus/master cyrus 1557 0.0 0.0 70600 652 ? S 22:51 0:00 idled cyrus 1578 23.1 10.0 284276 208016 ? R 22:51 3:57 squatter -r user cyrus 1583 0.0 0.1 98224 4012 ? S 22:51 0:00 imapd -s cyrus 1584 0.0 0.1 98224 3996 ? S 22:51 0:00 imapd -s cyrus 1585 0.0 0.1 98224 3912 ? S 22:51 0:00 imapd -s cyrus 1586 0.0 0.1 98224 3932 ? S 22:51 0:00 imapd -s cyrus 1587 0.0 0.1 98224 4012 ? S 22:51 0:00 imapd -s cyrus 1737 0.0 0.0 74956 2048 ? S 22:51 0:00 smmapd cyrus 2061 0.3 0.1 98012 3888 ? S 23:07 0:00 pop3d -s Now i get a lot of this processes, and everything seems to work again. Let see what happends if i start sendmail... Any idea whats wrong ? -- Teresa ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html