From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Kieser Subject: Re: Mixing 512-byte sector, and 4096-byte sector drives Date: Tue, 23 Mar 2010 11:53:50 -0700 Message-ID: <4BA90E3E.7050602@kieser.ca> References: <4BA7FFA9.7040303@kieser.ca> <7a329d911003221711r153693f6jdaec0b4f4b3d634@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <7a329d911003221711r153693f6jdaec0b4f4b3d634@mail.gmail.com> Sender: linux-raid-owner@vger.kernel.org To: Wil Reichert Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On 3/22/2010 5:11 PM, Wil Reichert wrote: > On Mon, Mar 22, 2010 at 4:39 PM, Peter Kieser wrote: >> Do I need to set the "XP" jumper on pins 7-8 to play nicely with the other >> 512-byte sector drives in my array, or will mdraid be okay with the >> 4096-byte sector drive? Will there be a performance penalty adding the drive >> to my array? >> > Did you create your RAID on the device or on a partition? If its on > the entire device then you should be fine, tho this might depend on > which metadata format you are using& where its located on the disc > (not sure how the metadata effects data alignment). > I created the RAID directly on the device, I have replaced the drive and the new 4096-byte drive seems to be playing nicely with the other drives in the array after the resync completed. -Peter