2008/11/5 Ariel Mauricio Nunez Gomez <[EMAIL PROTECTED]>: > > On Tue, Nov 4, 2008 at 7:10 PM, Ariel Mauricio Nunez Gomez > <[EMAIL PROTECTED]> wrote: >> >> On Tue, Nov 4, 2008 at 7:00 PM, Graham Dumpleton >> <[EMAIL PROTECTED]> wrote: >>> >>> 2008/11/5 Ariel <[EMAIL PROTECTED]>: >>> > >>> > >>> > >>> > > I am using mod_wsgi for deployment but recently my apache >>> > installation on >>> > > ubuntu 8.04 just locks after any start, stop or reload commands. >>> > > >>> > > I uninstalled it, wiped configuration settings, uninstallled >>> > mod_python that >>> > > was installed just before it did not respond anymore. >>> > >>> > It is a known problem that loading mod_python and mod_wsgi at the >>> > same >>> > time causes problems if Python not installed with a usable shared >>> > library. >>> > >>> > http://code.google.com/p/modwsgi/wiki/InstallationIssues >>> > >>> > > Is there any other server I can install that works with modwsgi? >>> > (I am using >>> > > trac and django on the same server configured via mod_wsgi) >>> > >>> > You mean other than Apache? >>> > >>> > It seems you haven't explored properly yet why you were having the >>> > problems you were. >>> > >>> > Graham >>> > ----- >>> > >>> > Yeah, I really don't know what to do next, I already disabled >>> > mod_python. >>> > >>> > And tried rebooting my server but even though it says it is going for >>> > reboot it does not do so. (It is an Amazon EC2 instance so I am kind >>> > of afraid of terminating the instance, although I already made a >>> > backup of the most important stuff) >>> > >>> > Any advice on how to debug this? I checked apache logs but nothing >>> > there. >>> >>> When you say 'rebooting my server', do you mean just Apache or the >>> whole system? I don't know how Amazon EC2 works. >>> >>> If you mean just Apache, do be aware that when removing mod_python, >>> generally necessary to do a full 'stop' of Apache. It isn't always >>> enough to do an equivalent of 'apachectl restart' because mod_python >>> doesn't cleanup properly and tends no to unload correctly on a restart >>> where Apache parent process persists. Therefore causes issues for >>> mod_wsgi on the restart even though mod_python technically now >>> disabled. >>> >>> If you have a site you can point me to which explains how Amazon EC2 >>> is set up, or if you or anyone else can explain what it really is, >>> ie., VPS, shared system of some sort, whether you have shell access >>> etc, that may help. >> >> Amazon EC2 is a VPS, but the instance does not have persistent storage, >> instead it is always loaded from an image (called AMI), that image is >> usually stored in S3. I did one snapshot after I finished configuring my >> server, but that was 4 months ago and I am afraid I (may) not have >> everything backed up. (Trac repos, mercurial repos, django database >> records). >> I have full ssh access and root account. >> >>> >>> Anything from the Apache error log files would >>> also help, particularly the startup message which lists what modules >>> are loaded. >>> >>> Has anyone else here got experience with Amazon EC2 with or without >>> mod_wsgi? >>> >>> Graham >>> >> >> Well, I did '/etc/init.d/apache2 stop' with no luck, then I just ps -A | >> grep apache and killed everything. >> After that a '/etc/init.d/apache2 start' just hangs with no error on >> apache logs. >> >> I check system messages and it turns out: >> [EMAIL PROTECTED]:/var/log/apache2# tail -f /var/log/messages >> Nov 4 23:59:47 pinax kernel: 4gb seg fixup, process bash (pid 23795), >> cs:ip 73:0016b817 >> Nov 4 23:59:48 pinax kernel: printk: 2 messages suppressed. >> Nov 4 23:59:48 pinax kernel: 4gb seg fixup, process sshd (pid 23767), >> cs:ip 73:0047cc6c >> Nov 4 23:59:54 pinax kernel: printk: 109 messages suppressed. >> >> Maybe it is directly related to Amazon machines: >> >> http://groups.google.com/group/ec2ubuntu/browse_thread/thread/a145b228d83c0b71 >> > I followed the instructions here and apache started running again :) > > http://ericmason.net/2008/09/amazon-ec2-and-4gb-seg-fixup/ > > I do not know what really happened, but it was triggered by mod_python and > my machine crashed horrible not even letting me restart it (via shutdown -r > now) > > Thanks Graham anyway for your support.
Okay. Another weird issue for me to remember though in case someone sees it in the future. :-) Graham --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "modwsgi" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/modwsgi?hl=en -~----------~----~----~----~------~----~------~--~---
