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Date: Fri, 30 Jan 2009 19:07:18 -0600 From: Robert Hancock <hancockr@...w.ca> To: Bartosz SKOWRON <getxsick@...il.com> CC: linux-kernel@...r.kernel.org Subject: Re: libata - anomaly performance with NCQ Bartosz SKOWRON wrote: > Hi, > > here is a problem: > http://ata.wiki.kernel.org/index.php/Known_issues#Seagate_harddrive_performance_anomaly_with_hdparm > > and my disk is affected by this one as well. > it's ST9320421AS and you can add it to the list > > And 2 questions: > 1) cause the title contains "with hdparm"...does it mean that > physically the performance is OK and only hdparm shows something > wrong? Well, hdparm is a fairly crude benchmark but there's likely at least some impact in other usage. > 2) there is an information about upgrading firmware. as far as i know > Seagate doesn't publish firmwares. So the only way is to contact > seagate support, send the hdd and wait for the new one? I think Seagate can provide firmware updaters for the user to use, but normally only if you contact support I think. -- 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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