Messages in this thread | | | Date | Tue, 20 Feb 2007 21:43:36 -0600 | From | Robert Hancock <> | Subject | Re: High CPU usage with sata_nv |
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Matthew Fredrickson wrote: > I have noticed something that might be related as well. I am working on > a device driver that would have periodic data errors due to > exceptionally long interrupt handling latency. I have come to the point > that I suspect that it's the sata_nv driver, and now that we can't do > the hdparm -u1 option for sata, it seems to be a bigger problem.
What kernel are you using? There were some complaints about latency problems (the ATA status register read taking a ridiculous amount of time to complete) on sata_nv previously, but 2.6.20 should eliminate that problem at least on nForce4 chipsets..
-- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@nospamshaw.ca Home Page: http://www.roberthancock.com/
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