Re: Upd: [PATCH NG] alloc_pages_limit & pages_min

From: Roger Larsson (roger.larsson@skelleftea.mail.telia.com)
Date: Fri Aug 24 2001 - 05:28:13 EST

On Fridayen den 24 August 2001 11:25, Stephan von Krawczynski wrote:
> On Thu, 23 Aug 2001 21:28:44 +0200
>
> Roger Larsson <roger.larsson@norran.net> wrote:
> > Riel convinced be to back off a part of the patch.
> > Here comes an updated one.
>
> Hello Roger,
>
> this does not solve my problem with NFS-copies. Just for information. I
> tried and did not work. Besides I expected the patch to make the free pages
> pool somehow bigger during file-copies, but ended up with this situation:
>
> [snip]
>
> The MemFree isn't really a lot compared to inact_dirty. knfsd fails at
> least.

Wait a minute - knfsd... hmm...
Suppose knfsd allock without the wait flag - then it could cause this problems
by itself...

> Aug 21 20:14:51 admin kernel: __alloc_pages: 3-order allocation failed
> (gfp=0x20/0).

Who is doing thise allocs?
Add a printout of current->pid with format %d
I bet it is knfsd itself (or a driver it uses).

Another thing to try is to run with non kernel nfs...

/RogerL 

-- 
Roger Larsson
Skellefteċ
Sweden
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This archive was generated by hypermail 2b29 : Fri Aug 31 2001 - 21:00:08 EST