Re: Planet stalling?
Mary Gardiner <mary-planet <at> puzzling.org>
2005-09-08 22:34:39 GMT
On Thu, Sep 08, 2005, elijah wright wrote:
>
> >> More info: for http://live.linuxchix.org/ (56 subscriptions, 8.2MB in
> >> the cache directory according to du -sh) it uses up to 32MB of memory
> >> while running. This does explain nicely why it's so painful to run on
> >> my linode, which has a grand total of 64MB of RAM :(
> >
> >An off-list reply suggested that I remove my cache completely and re-run
> >Planet, because this effect is due to running Planet on an old cache.
> >Alas, this doesn't seem to be correct. On a completely empty cache, it
> >used about 29MB of memory.
>
> ... check to see if you might have a particular feed that's stalling or
> not fetching at a sane rate of speed. using lsof to poke around for open
> sockets would be a place to start.
Unless the system starts swapping heavily, which slows everything down
one hundred to one thousand fold, the process completes in three minutes
or so. What length of time should I be looking for something stalling
for?
The reason I'm concerned about this is that while in normal
circumstances, having it use half the available RAM for a few minutes is
OK, under any of the following circumstances it pushes my system into
swap hell:
1. Apache is getting a lot of requests
2. another intensive process (sa-learn) happens to run at the same time
This can easily cause enough problems with swapping (the Planet process
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