| 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@osdl.org> |
| 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@zaphods.net> <20041116093311.GD11482@logos.cnet> <20041116170527.GA3525@mail.muni.cz> <20041121014350.GJ4999@zaphods.net> <20041121024226.GK4999@zaphods.net> <20041202195422.GA20771@mail.muni.cz> <20041202122546.59ff814f.akpm@osdl.org> <20041202210348.GD20771@mail.muni.cz> <20041202223146.GA31508@zaphods.net> <20041202145610.49e27b49.akpm@osdl.org> |
| 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. |
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