Re: 2.6.3-mm3

[Mike Fedyk]

Nick Piggin wrote:
> Mike Fedyk wrote:
>
> > > > What about Nick's fix up patch for the two patches above?  Should I 
> > > > include that one also?
> >
> > I'm running 2.6.3-mm3-486-fazok (nick's patch), and it has improved my 
> > slab usage greatly.  It was averaging 500MB-700MB slab.  Now slab is 
> > ~230MB, and page cache is ~700MB
>
> That is a much better sounding ratio. Of course that doesn't mean much
> if performance is worse. Slab might be getting reclaimed a little bit
> too hard vs pagecache now.

I'll let you know.  My graphs are looking better, except for one 
instance of Xvnc (for one user -- I'm still tracking that one down) 
hitting a memory grabbing loop that made me kill it.

> > See:
> > http://www.matchmail.com/stats/lrrd/matchmail.com/srv-lnx2600.matchmail.com-memory.html 
> >
> >
> > Is there any way I can get the VM patches against 2.6.3?  I'm not 
> > comfortable with running -mm3 on this production server, especially 
> > seeing the "sync hang" bug.
>
> Well your server wasn't going too badly with 2.6.3, wasn't it? Might
> as well just wait for them to get into the the tree.

I might as well take out the third 512MB DIMM in that machine then...

Any chance you could post a VM patch roll-up against 2.6.3 for little 
ole me?

Mike
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