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Date: Thu, 17 May 2007 21:53:23 +0200 From: Stefan Richter <stefanr@...6.in-berlin.de> To: lkml@...vishd.net CC: linux-kernel@...r.kernel.org Subject: Re: usb-storage nice value DervishD wrote: > I'm having problems when reading/writing to external USB harddisks: > my *internal* harddisk stalls from time to time, so watching a movie > while copying data is a PITA (well, if the movie is bad, the leaps help > a bit...). If the internal harddisk is source or target of these copy operations... ... > is there any way of modifying the pdflush behaviour so > large buffered writes are less "agressive" and doesn't block apps which > are just reading? ...then switching to another IO scheduler might perhaps help. # cat /sys/block/hda/queue/scheduler # echo deadline > /sys/block/hda/queue/scheduler -- Stefan Richter -=====-=-=== -=-= =---= http://arcgraph.de/sr/ - 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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