Thread (11 messages) 11 messages, 6 authors, 2002-07-11

Re: [PATCH][RFT](2) minimal rmap for 2.5 - akpm tested

From: Jens Axboe <hidden>
Date: 2002-07-11 06:45:07
Also in: lkml

On Wed, Jul 10 2002, Daniel Phillips wrote:
On Wednesday 10 July 2002 22:42, Rik van Riel wrote:
quoted
On Wed, 10 Jul 2002, Sebastian Droege wrote:
quoted
On Sat, 6 Jul 2002 02:31:38 -0300 (BRT)
Rik van Riel [off-list ref] wrote:
quoted
If you have some time left this weekend and feel brave,
please test the patch which can be found at:

	http://surriel.com/patches/2.5/2.5.25-rmap-akpmtested
quoted
after running your patch some time I have to say that the old VM
implementation and the full rmap patch (by Craig Kulesa) was better. The
system becomes very slow and has to swap in too much after some uptime
(4 hours - 2 days) and memory intensive tasks...
Maybe this happens only to me but it's fully reproducable
It's a known problem with use-once. Users of plain 2.4.18
are complaining about it, too.
Hey, thanks Rik, I know something about that :-)  And I'd be testing right
now to see if you're right, if the DAC960 driver compiled successfully.
But it doesn't, and since my test machine won't boot without it... given a
choice between diving into the driver and going back to work on directory
hashing on 2.4...
Leonard has promised me to convert DAC960 to the "new" pci dma api for
years (or so it seems, actual date may vary, no purchase necessary). I
do have a Mylex controller here myself these days, so it's not
completely impossible that I may do it on a rainy day.

-- 
Jens Axboe

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