On Thu, May 27, 2010 at 6:00 PM, Scott Gifford <sgifford@xxxxxxxxxxxxxxxx> wrote: > I don't have an answer for you, but here are a few troubleshooting tips I > have found helpful. Thx for the tips, I'll keep the list posted if I discover the origin of the problem. Raph > If you can make it happen pretty often, you could try doing an > strace/truss/ktrace (I think it's ktrace on BSD) of the process to see what > system calls it's making and exactly which is failing. You could also try > running "netstat -an |grep :443" right before and after you run it to see if > there's anything else listening on port 443. > One possibility is that the SO_REUSEADDR socket option somehow isn't being > set, which would be visible in a trace. > Another possibility may be that a child process is doing something with the > socket that prevents it from being closed. You could look in the logs > between restarts and see if that gives a clue. Maybe there's one script > that is triggering this, for example. If you tried a graceful restart every > minute or less, the log interval might be small enough to give you useful > information. > You could also try systematically disabling things and see if that helps, > starting with any modules that aren't used. > I have had similar problems on earlier versions of Apache but was never able > to figure them out. They would only happen once or twice a year, so I > wasn't able to do much troubleshooting. I know that doesn't help, but maybe > it's nice to know that you're not the only one who has seen problems like > this. > Hope this helps! > -----Scott. > > On Thu, May 27, 2010 at 10:17 AM, Jeff Trawick <trawick@xxxxxxxxx> wrote: >> >> On Wed, May 26, 2010 at 9:22 AM, Raphael Bauduin <rblists@xxxxxxxxx> >> wrote: >> > Hi, >> > >> > With an apache 2.2 running on FreeBSD >> >> which level of Apache? (2.2.9 had a change in this area of processing) >> which level of FreeBSD? >> >> > , I occasionally get >> > a problem >> > with a graceful restart. >> > Issuing the command apachectl graceful results in these messages in >> > the error log: >> > >> > [Wed May 26 14:45:48 2010] [notice] Graceful restart requested, doing >> > restart >> > [Wed May 26 14:45:53 2010] [warn] module dav_module is already loaded, >> > skipping >> > [Wed May 26 14:45:53 2010] [crit] (22)Invalid argument: make_sock: for >> > address [::]:443, apr_socket_opt_set: (IPV6_V6ONLY) >> > (48)Address already in use: make_sock: could not bind to address >> > 0.0.0.0:443 >> > no listening sockets available, shutting down >> >> hmmm... dunno why setting that socket option is failing (the first >> [crit] message) >> >> if you don't need IPv6, change your Listen directive from "Listen 443" >> to "Listen 0.0.0.0:443" to work around the problem, whatever it is >> >> >> > >> > or this >> > >> > [Wed May 26 15:02:52 2010] [notice] Graceful restart requested, doing >> > restart >> > [Wed May 26 15:02:57 2010] [warn] module dav_module is already loaded, >> > skipping >> > (48)Address already in use: make_sock: could not bind to address >> > [::]:443 >> > >> > >> > >> > This error is not systematic, but it makes the command unreliable and >> > unusable in a cron task. >> > >> > Any hint as to what causes this problem? >> > >> > Thanks in advance! >> > >> > Raph >> > >> > >> > >> > -- >> > Web database: http://www.myowndb.com >> > Free Software Developers Meeting: http://www.fosdem.org >> > >> > --------------------------------------------------------------------- >> > The official User-To-User support forum of the Apache HTTP Server >> > Project. >> > See <URL:http://httpd.apache.org/userslist.html> for more info. >> > To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx >> > " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx >> > For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx >> > >> > >> >> >> >> -- >> Born in Roswell... married an alien... >> >> --------------------------------------------------------------------- >> The official User-To-User support forum of the Apache HTTP Server Project. >> See <URL:http://httpd.apache.org/userslist.html> for more info. >> To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx >> " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx >> For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx >> > > -- Web database: http://www.myowndb.com Free Software Developers Meeting: http://www.fosdem.org --------------------------------------------------------------------- The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.apache.org/userslist.html> for more info. To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx
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