From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Mathias_Bur=C3=A9n?= Subject: Re: HDD reports errors while completing RAID6 array check Date: Mon, 13 Jun 2011 19:41:38 +0100 Message-ID: References: <20110611000000.76ca58e7@natsu> <4DF65758.2030405@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <4DF65758.2030405@gmail.com> Sender: linux-raid-owner@vger.kernel.org To: Tim Blundell Cc: Linux-RAID List-Id: linux-raid.ids On 13 June 2011 19:30, Tim Blundell wrote: > > On 6/11/2011 5:49 AM, Mathias Bur=C3=A9n wrote: >> >> =3D=3D=3D START OF INFORMATION SECTION =3D=3D=3D >> Model Family: =C2=A0 =C2=A0 Western Digital Caviar Green (Adv. Forma= t) family >> Device Model: =C2=A0 =C2=A0 WDC WD20EARS-00MVWB0 >> Serial Number: =C2=A0 =C2=A0WD-WMAZ20188479 >> Firmware Version: 50.0AB50 >> User Capacity: =C2=A0 =C2=A02,000,398,934,016 bytes >> Device is: =C2=A0 =C2=A0 =C2=A0 =C2=A0In smartctl database [for deta= ils use: -P show] >> ATA Version is: =C2=A0 8 >> ATA Standard is: =C2=A0Exact ATA specification draft version not ind= icated >> Local Time is: =C2=A0 =C2=A0Sat Jun 11 10:48:05 2011 IST >> SMART support is: Available - device has SMART capability. >> SMART support is: Enabled > > Not certain if this was mentioned. While WDC WD20EARS drives can be u= sed in > an RAID array, WD recommends using there RAID capable drives in an > enterprise environment. > I tried using same drives in a simple RAID-1 array and had serious > performance issues (sync taking a week) and stalls when writing to di= sk. Are > you using the stock firmware on these drives? > > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid"= in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =C2=A0http://vger.kernel.org/majordomo-info.ht= ml > I'm using stock firmware as far as I know (I've not flashed them manually), and I experience no performance issues. Of course, my system is limited (RAID6 with an Intel Atom), so I can't really push them all out to test it. But still, no issues. /M -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html