Dan([EMAIL PROTECTED])@2001.08.30 09:06:44 +0000:
>
> Yeah that is what I am thinking to. My guess is some large array allocated
> in the php code maybe or a sql query taking to long to finish eating up
> all the ram. That is kind of interesting to know. I would think the
configure php with --enable-memory-limits and look what happens
du you use mm in any module?
> backstore would maybe be moved back to the paging system after the memory
> is free to use again at the very least. My understanding is once return
> address of memory used in swap is accessed a page fault occurs and then it
> would be taken out of swap space. I guess maybe what is happening is that
> that memory got into swap and is never used again so that is why i keep
> seeing those numbers in the swap space, or like you said the system just
> has decided to leave it there once it has gone in.
>
> I'll have to do some more research but I guess this is comming down to
> more of catching the offending apache process then watching vmstat for
> page in and page outs happening.....I would say it's fairly obvious that
> that is happening before it hits swap.
just a wild guess: not apache but (if not php and a script) one of it's
modules (which is nasty to debug).
there are some misbehaving proprietary modules out there.
is you apache configured monolithic or dso/apxs?
>
> Anyone have recommendations on catching what php code it is accessing at
> that certian time or how to track it down.
>
cheers,
/k
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