[Linux-HA] Re: active/active/passive w/2 apaches seemingly clobbering each other on 3rd node ?

[Alan Robertson]

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Andrew Beekhof wrote:
> On 8/30/06, Dejan Muhamedagic <dejanmm at fastmail.fm> wrote:
>> On Wed, Aug 30, 2006 at 09:32:40AM +0200, Andrew Beekhof wrote:
>> > On 8/29/06, Karl Hanzel <karl at ucar.edu> wrote:
>> > >> ...
>> > >
>> > >To my modestly trained eyes, it seems like the core of the problem
>> is that
>> > >a generic /var/run/httpd.pid is created for any/all httpd
>> processes, so
>> > >there's no sense of "instances".
>> >
>> > You might want to log a bugzilla entry
>> > (http://www.osdl.org/developer_bugzilla/buglist.cgi) for this and
>> > include the information you found.
>>
>> I don't think that this is a heartbeat bug. Isn't the PID file
>> location defined in the apache configuration files? This has
>> nothing to do with heartbeat. You should configure all your apache
>> instances with different PID file locations.
> 
> Can it be set on the command line?  If so, it would make more sense if
> it was an RA option (which could then be used when it checks status)

The status/monitor looks in the config file to check the status.  This
is all taken care of.

The problem is that the config files probably didn't set different pid
files - then - http://linux-ha.org/BadThingsWillHappen ;-)

/me adds a note about this to his slides for Nuremberg ;-)


- --
    Alan Robertson <alanr at unix.sh>

"Openness is the foundation and preservative of friendship...  Let me
claim from you at all times your undisguised opinions." - William
Wilberforce
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