Potentially... It depends on how the subsequent writes are done. Intelligent caching and other advances on the controllers can offset the penalties of RAID6 to a degree.
*ASB *(Professional Bio <http://about.me/Andrew.S.Baker/bio>) *Technology Services that Maximize Business Results... * On Fri, Apr 8, 2011 at 12:23 PM, Paul Hutchings <[email protected]>wrote: > You need to weigh up price vs. performance needs vs. risk tolerance. > > RAID6 is fantastic for data reliability, but if your workload is write > intensive you're pretty screwed if you go with RAID6. > > -----Original Message----- > From: John Aldrich [mailto:[email protected]] > Sent: 08 April 2011 17:13 > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > Would you prefer RAID6 or RAID10? Practically, what would you accept -- > RAID 5, RAID 6, what? Just trying to think ahead for when I have a > chance to order a SAN. > > > > > -----Original Message----- > From: John Hornbuckle [mailto:[email protected]] > Sent: Friday, April 08, 2011 12:06 PM > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > Our new servers are ordered that way. > > > -----Original Message----- > From: Steven M. Caesare [mailto:[email protected]] > Sent: Thursday, April 07, 2011 3:16 PM > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > IF your controller supports it, ADG (RAID6) is even better than RAID5 + > spare, IMO. > > -sc > > -----Original Message----- > From: John Hornbuckle [mailto:[email protected]] > Sent: Thursday, April 07, 2011 2:43 PM > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > I've gotten so paranoid about this kind of situation happening here that > I have two hotspares in my servers. > > > > John Hornbuckle > MIS Department > Taylor County School District > www.taylor.k12.fl.us > > > > > -----Original Message----- > From: John Cook [mailto:[email protected]] > Sent: Thursday, April 07, 2011 1:03 PM > To: NT System Admin Issues > Subject: Re: Opinion on rebuilding Raid 5 > > No hot spare. > John W. Cook > Systems Administrator > Partnership for Strong Families > > ----- Original Message ----- > From: Steven M. Caesare <[email protected]> > To: NT System Admin Issues <[email protected]> > Sent: Thu Apr 07 13:01:32 2011 > Subject: RE: Opinion on rebuilding Raid 5 > > If you don't have a hot spare then NO! > > If you do have a hot spare, then it should have kicked in when the > previous drive failed, and you would currently not be seeing any > rebuilds with the drive you already replaced... > > I'd recommend against it. > > -sc > > > -----Original Message----- > > From: John Cook [mailto:[email protected]] > > Sent: Thursday, April 07, 2011 12:58 PM > > To: NT System Admin Issues > > Subject: Opinion on rebuilding Raid 5 > > > > So I have a Dell 2850 with 6 drives in raid 5 and one completely > failed and > > another is predicted to according to the OpenManage software. I > replaced > > the failed one and it's rebuilding but I was wondering if anyone has > an > > opinion on whether or not I can replace the suspect drive before the > other > > one completes it's rebuild as this is a remote office and I really > don't want to > > drive back out here just to swap a drive out. > > John W. Cook > > Systems Administrator > > Partnership for Strong Families > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
