[RndTbl] MUUG http down last 3 hours

Robert Keizer robert at keizer.ca
Thu Jan 26 17:38:02 CST 2017

Why not just use nginx or some other web server that can handle the
higher load? The mirror might be able to be moved over to use it at least..

On 2017-01-26 5:25 PM, Trevor Cordes wrote:
> On 2017-01-26 Gilbert E. Detillieux wrote:
>> I try an "apachectl graceful" on the server, and it has no effect.  I 
>> try "apachectl restart" and it's OK for a few seconds, responding to 
>> http requests, but after a while it gets jammed up again.  Not sure 
>> what's going on, but I have to catch a bus soon...
> I'll check it out tonight.  I'm nearly positive Adam had already
> tweaked the worker settings because ps shows waaaay more workers than
> apache usually does by default.  We may need even more.  There might be
> load limits being hit too.
> I also have some thoughts about using iptables and/or qos (tc) controls
> to give priority to "local" connections (like shaw, mts, les, uofm).
> Perhaps even create 3 tiers: local (likely to be muugers/manitobans),
> normal, and wtf-are-you-using-us (China, etc).  No one will be blocked,
> we'll just give more TCP SYN's and/or egress b/w to the people we are
> supposed to be serving first.  We can discuss here or at a board
> meeting.
> Prioritizing/limiting would also allow us to tune down the load so that
> the box doesn't become overall useless for everyone (like we're
> experiencing today, sort of).
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