xfs
[Top] [All Lists]

Re: Kernel 2.6.9 Multiple Page Allocation Failures

To: Andrew Morton <akpm@xxxxxxxx>
Subject: Re: Kernel 2.6.9 Multiple Page Allocation Failures
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Fri, 3 Dec 2004 10:35:45 +0000
Cc: Stefan Schmidt <zaphodb@xxxxxxxxxxx>, xhejtman@xxxxxxxxxxxx, marcelo.tosatti@xxxxxxxxxxxx, piggin@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-xfs@xxxxxxxxxxx
In-reply-to: <20041202145610.49e27b49.akpm@xxxxxxxx>
Mail-followup-to: Christoph Hellwig <hch@xxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxx>, Stefan Schmidt <zaphodb@xxxxxxxxxxx>, xhejtman@xxxxxxxxxxxx, marcelo.tosatti@xxxxxxxxxxxx, piggin@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-xfs@xxxxxxxxxxx
References: <20041113144743.GL20754@xxxxxxxxxxx> <20041116093311.GD11482@xxxxxxxxxx> <20041116170527.GA3525@xxxxxxxxxxxx> <20041121014350.GJ4999@xxxxxxxxxxx> <20041121024226.GK4999@xxxxxxxxxxx> <20041202195422.GA20771@xxxxxxxxxxxx> <20041202122546.59ff814f.akpm@xxxxxxxx> <20041202210348.GD20771@xxxxxxxxxxxx> <20041202223146.GA31508@xxxxxxxxxxx> <20041202145610.49e27b49.akpm@xxxxxxxx>
Sender: linux-xfs-bounce@xxxxxxxxxxx
User-agent: Mutt/1.4.1i
On Thu, Dec 02, 2004 at 02:56:10PM -0800, Andrew Morton wrote:
> hm, OK, interesting.
> 
> It's quite possible that XFS is performing rather too many GFP_ATOMIC
> allocations and is depleting the page reserves.  Although increasing
> /proc/sys/vm/min_free_kbytes should help there.

There's only a single place in XFS (and a second one for debug builds) doing
GFP_ATOMIC allocations.


<Prev in Thread] Current Thread [Next in Thread>