Re: [CentOS] Postfix dying
Paul Norton wrote: Christopher Chan wrote: Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... This happened again this morning. I see the anvil process died - 22815 ? Z 0:13 [anvil] # strace -p 22799 Process 22799 attached - interrupt to quit futex(0xb7bc2bec, FUTEX_WAIT, 2, NULL That's all there was from strace. I saw your post on the postfix list. Do you really have problems with number of file handles? IIRC file-max is automatically adjusted? On my box it is pretty high at 48520 without any tuning on my part. I don't believe so. I don't see errors like this anywhere else on the system. What does 'sysctl fs.file-nr' say? fs.file-nr = 2240 0 205964 Heh, yours is even higher :-) May I suggest trying postfix 2.3.13? ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Joshua Gimer wrote: > Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. What does the IO wait look like on the system? Is this system under high load? Only late at night when back up scripts are running. At this time though is when I start seeing the error from postfix. You might want to check to make sure that syslog is not calling sync every time that it writes to file. /etc/syslog.conf Should be a "-' in front of /var/log/messages Thanks. I have set this to -/var/log/messages now. -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Christopher Chan wrote: Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... This happened again this morning. I see the anvil process died - 22815 ? Z 0:13 [anvil] # strace -p 22799 Process 22799 attached - interrupt to quit futex(0xb7bc2bec, FUTEX_WAIT, 2, NULL That's all there was from strace. I saw your post on the postfix list. Do you really have problems with number of file handles? IIRC file-max is automatically adjusted? On my box it is pretty high at 48520 without any tuning on my part. I don't believe so. I don't see errors like this anywhere else on the system. What does 'sysctl fs.file-nr' say? fs.file-nr = 2240 0 205964 -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... This happened again this morning. I see the anvil process died - 22815 ? Z 0:13 [anvil] # strace -p 22799 Process 22799 attached - interrupt to quit futex(0xb7bc2bec, FUTEX_WAIT, 2, NULL That's all there was from strace. I saw your post on the postfix list. Do you really have problems with number of file handles? IIRC file-max is automatically adjusted? On my box it is pretty high at 48520 without any tuning on my part. What does 'sysctl fs.file-nr' say? ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
John Thomas wrote: Paul Norton said the following on 11/07/2007 10:57 AM: Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. I have had a similar problem, but Postfix continues to operate. I am running CentOS 5.0 with all updates as a virtual machine inside the free VMWare server on a CentOS 5.0 machine. [EMAIL PROTECTED] log]# egrep "signal|startup" maillog Nov 4 12:56:21 srv postfix/master[9672]: warning: process /usr/libexec/postfix/anvil pid 23893 killed by signal 11 Nov 4 12:56:21 srv postfix/master[9672]: warning: /usr/libexec/postfix/anvil: bad command startup -- throttling Nov 7 11:20:02 srv postfix/master[9672]: warning: process /usr/libexec/postfix/smtp pid 24327 killed by signal 11 Nov 7 11:20:02 srv postfix/master[9672]: warning: /usr/libexec/postfix/smtp: bad command startup -- throttling Nov 9 07:02:49 srv postfix/master[9672]: warning: process /usr/libexec/postfix/pipe pid 13133 killed by signal 11 Nov 9 07:02:49 srv postfix/master[9672]: warning: /usr/libexec/postfix/pipe: bad command startup -- throttling Xen on Centos 5.0 is flaky. ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... This happened again this morning. I see the anvil process died - 22815 ? Z 0:13 [anvil] # strace -p 22799 Process 22799 attached - interrupt to quit futex(0xb7bc2bec, FUTEX_WAIT, 2, NULL That's all there was from strace. ...maybe I better build a new postfix package and drop it on the centos list if there is not one there already. I do not have any such issues with 2.3.5 but then I am using that on Centos 4.x ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
> Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. What does the IO wait look like on the system? Is this system under high load? You might want to check to make sure that syslog is not calling sync every time that it writes to file. /etc/syslog.conf Should be a "-' in front of /var/log/messages Just a thought. Joshua Gimer ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Paul Norton said the following on 11/07/2007 10:57 AM: Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. I have had a similar problem, but Postfix continues to operate. I am running CentOS 5.0 with all updates as a virtual machine inside the free VMWare server on a CentOS 5.0 machine. [EMAIL PROTECTED] log]# egrep "signal|startup" maillog Nov 4 12:56:21 srv postfix/master[9672]: warning: process /usr/libexec/postfix/anvil pid 23893 killed by signal 11 Nov 4 12:56:21 srv postfix/master[9672]: warning: /usr/libexec/postfix/anvil: bad command startup -- throttling Nov 7 11:20:02 srv postfix/master[9672]: warning: process /usr/libexec/postfix/smtp pid 24327 killed by signal 11 Nov 7 11:20:02 srv postfix/master[9672]: warning: /usr/libexec/postfix/smtp: bad command startup -- throttling Nov 9 07:02:49 srv postfix/master[9672]: warning: process /usr/libexec/postfix/pipe pid 13133 killed by signal 11 Nov 9 07:02:49 srv postfix/master[9672]: warning: /usr/libexec/postfix/pipe: bad command startup -- throttling [EMAIL PROTECTED] log]# rpm -qa | grep postfix postfix-2.3.3-2.el5.centos.mysql_pgsql postfix-pflogsumm-2.3.3-2.el5.centos.mysql_pgsql [EMAIL PROTECTED] log]# rpm -qa | grep -i vmware VMwareTools-6532-56528 -- Sincerely, John Thomas ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Christopher Chan wrote: Paul Norton wrote: Christopher Chan wrote: Paul Norton wrote: > Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Which process is it? smtpd? master? Master Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... This happened again this morning. I see the anvil process died - 22815 ? Z 0:13 [anvil] # strace -p 22799 Process 22799 attached - interrupt to quit futex(0xb7bc2bec, FUTEX_WAIT, 2, NULL That's all there was from strace. -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Christopher Chan wrote: Paul Norton wrote: Christopher Chan wrote: Paul Norton wrote: > Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Which process is it? smtpd? master? Master Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... I'll have to check the next time postfix dies. I'll run an strace on the process too. If anyone else has any suggestions, I would really appreciate it. -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Paul Norton wrote: Christopher Chan wrote: Paul Norton wrote: > Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Which process is it? smtpd? master? Master Do you sometimes find anvil missing? I wonder if you can strace master and see what it is doing or waiting for... ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Christopher Chan wrote: Paul Norton wrote: > Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Which process is it? smtpd? master? Master -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Paul Norton wrote: Hello list, Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Which process is it? smtpd? master? I see a lot of this in my maillog: Nov 7 00:25:13 servername postfix/smtpd[16723]: warning: connect to private/anvil: Resource temporarily unavailable Nov 7 00:25:13 servername postfix/smtpd[16723]: warning: problem talking to server private/anvil: Resource temporarily unavailable TIA for any suggestions. I cannot work out when postfix 2.3.3 was released...there was a bugfix related to anvil in Dec 2005 and I am using 2.3.5 without this particular problem. Speaking of which, it is time for me to upgrade to 2.3.13 or the latest 2.4.x . You might want to turn on debugging to find out what is going on with anvil. ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Florin Andrei wrote: Paul Norton wrote: Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Anything in audit.log ? I don't see anything for postfix in my audit.log -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
Re: [CentOS] Postfix dying
Paul Norton wrote: Hello list, Postfix is dying on one of my servers almost nightly. This system is running CentOS5 with postfix-2.3.3-2. In the morning (after noticing it died) I try to run `service postfix stop` and I get a failed start. Running `ps ax | grep postfix` I can see one process still running for postfix. After killing this, I am able to run `service postfix start`. Anything in audit.log ? -- Florin Andrei http://florin.myip.org/ ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos
