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Message-ID: <5bdc1c8b0905151947j326d31d9k5c7b1074af2b0bf0@mail.gmail.com> Date: Fri, 15 May 2009 19:47:43 -0700 From: Mark Knecht <markknecht@...il.com> To: Satish Eerpini <eerpini@...il.com> Cc: Rik van Riel <riel@...hat.com>, Ray Lee <ray-lk@...rabbit.org>, Christoph Lameter <cl@...ux-foundation.org>, linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: unresponsiveness on linux desktop during file copy On Fri, May 15, 2009 at 7:38 PM, Satish Eerpini <eerpini@...il.com> wrote: <SNIP> > yeah I get similar numbers even in the absence of the desktop manager > , when I tried to copy from a virtual console. > the stats look something like this : <SNIP> > 00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) > SATA IDE Controller (rev 01) <SNIP> I googled on "82801GBM/GHM slow" and found a lot to read. Is DMA for this drive enabled? It seems that some others didn't have it enabled by default, or maybe at all. I didn't real the threads very far. hdparm -d1 /dev/sda I think hdparm works for most SATA drivers. man sata to see the other things you can check in terms of configuration. Clearly, since you see the same thing in a console with X never having been started says it's not a GUI issue. Hope this helps, Mark -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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