[xwiki-devs] Postmortem notes after the myxwiki.org upgrade of 17 March 2011
jerome at xwiki.com
Thu Mar 17 16:13:43 UTC 2011
On Thu, Mar 17, 2011 at 4:50 PM, Vincent Massol <vincent at massol.net> wrote:
> Things noticed that we should improve
> 1) When the apache server on myxwiki.org is down there's no maintenance page appearing. We should get a nice "maintenance in progress" page.
> 2) When doing upgrades it's best to plan it a bit ahead of time and notify of the upcoming upgrade using the myxwiki twitter account/mailing list
> 3) In the upgrade notes, I'd like to suggest that we do things differently:
> - before restarting tomcat, stop apache (after disabling the crontab)
> - create a tunnel to your local machine: ~C + -L8080:<ip>:8080
> (you get the ip using /sbin/ifconfig)
> - start tomcat
> - ensure it all works fine
> - upgrade the XARs
> - verify all is ok
> - restart apache
> 4) Right now port 8080 is open on apache, this needs to be closed
Done already by Alex.
> 5) we should subscribe the notifications list to the main wiki on myxwiki.org to perform community checking of the wiki
> Who can help perform 1), 4), 5)? I can do 3).
> Problems fixed while doing the upgrade
> I noticed that one user page was called frequently in the logs and after checking it had over 3K comments, all spams with lots of external URLs.
> I removed this page but we need to watch out for pages giving xwik guest rights to edit/comment on them.
> I hope this was the problem causing lots of downtime on myxwiki.org and poor perfs.
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