With the huge sizes hard drives can reach, is RAID5 still better than, say, mirrored drives? Or some other way. Our consultants want RAID5 for every server...
From: Micheal Espinola Jr [mailto:michealespin...@gmail.com] Sent: Friday, April 08, 2011 6:47 PM To: NT System Admin Issues Subject: Re: Opinion on rebuilding Raid 5 I opt for the green M&M's. -- ME2 On Fri, Apr 8, 2011 at 1:45 PM, Steve Ens <stevey...@gmail.com<mailto:stevey...@gmail.com>> wrote: You choose the red pill, or the blue pill...sometimes I opt for the green one. On Fri, Apr 8, 2011 at 3:00 PM, Jonathan Link <jonathan.l...@gmail.com<mailto:jonathan.l...@gmail.com>> wrote: How would you know the difference between the dream world and the real world? On Fri, Apr 8, 2011 at 3:55 PM, Joseph Heaton <jhea...@dfg.ca.gov<mailto:jhea...@dfg.ca.gov>> wrote: Sometimes I feel a part of this community, and others, I feel like such an outsider... >>> John Cook <john.c...@pfsf.org<mailto:john.c...@pfsf.org>> 4/8/2011 12:48 PM >>> >>> (Jedi hand wave) You don't need to see our credentials, we're free to go... John W. Cook Systems Administrator Partnership for Strong Families ----- Original Message ----- From: Bill Humphries <nt...@hedgedigger.com<mailto:nt...@hedgedigger.com>> To: NT System Admin Issues <ntsysadmin@lyris.sunbelt-software.com<mailto:ntsysadmin@lyris.sunbelt-software.com>> Sent: Fri Apr 08 15:40:48 2011 Subject: Re: Opinion on rebuilding Raid 5 crap. should i really know what AM you are talking about? bill Steven M. Caesare wrote: > > **Ahem.** > > > > -sc > > > > *From:* Andrew S. Baker [mailto:asbz...@gmail.com<mailto:asbz...@gmail.com>] > *Sent:* Friday, April 08, 2011 1:52 PM > *To:* NT System Admin Issues > *Subject:* Re: Opinion on rebuilding Raid 5 > > > > Yes, you're the Um, no, it's currently down for everyone. > > > > > **ASB **(Professional Bio <http://about.me/Andrew.S.Baker/bio>) > **Technology Services that Maximize Business Results...*** > * > ** ** > > > > On Fri, Apr 8, 2011 at 1:45 PM, John Cook > <john.c...@pfsf.org<mailto:john.c...@pfsf.org> > <mailto:john.c...@pfsf.org<mailto:john.c...@pfsf.org>>> wrote: > > Speaking of softballs, am I the only one not getting AM emails???? > > > > *John W. Cook* > > *System Administrator* > > *Partnership For Strong Families* > > *5950 NW 1st Place* > > *Gainesville, Fl 32607* > > *Office (352) 244-1610<tel:%28352%29%20244-1610> <tel:%28352%29%20244-1610>* > > *Cell (352) 215-6944<tel:%28352%29%20215-6944> <tel:%28352%29%20215-6944>* > > *MCSE, MCP+I, MCTS, CompTIA A+, N+, VSP4, VTSP4* > > > > *From:* Jonathan Link > [mailto:jonathan.l...@gmail.com<mailto:jonathan.l...@gmail.com> > <mailto:jonathan.l...@gmail.com<mailto:jonathan.l...@gmail.com>>] > *Sent:* Friday, April 08, 2011 1:44 PM > > > *To:* NT System Admin Issues > *Subject:* Re: Opinion on rebuilding Raid 5 > > > > There's only so much of your day that can be taken up by softball. > > On Fri, Apr 8, 2011 at 1:36 PM, Don Ely > <don....@gmail.com<mailto:don....@gmail.com> > <mailto:don....@gmail.com<mailto:don....@gmail.com>>> wrote: > > Why are you trying to ruin my retirement? > > > > On Fri, Apr 8, 2011 at 10:34 AM, Jonathan Link > <jonathan.l...@gmail.com<mailto:jonathan.l...@gmail.com> > <mailto:jonathan.l...@gmail.com<mailto:jonathan.l...@gmail.com>>> wrote: > > I thought we'd disabused you of the notion that you need a [high > end] SAN? > > > > Granted the high end ones are nice and they have their uses, but your > just looking to store files on it. Are you going to virtualize all > your servers, rely on Vmotion or some other tool to ensure high > availability, or do you need to provide data access to a large number > of disparate servers? Consider looking at some of the lower end > offerings from Synology and Qnap (heard good things), and avoid Drobo > (heard not so good things) and stay away from Buffalo (don't touch > that, it's pure evil). > > > > This "project" has been on your dockett for over a year now, hasn't > it? Awaiting funding? The Synology and Qnap offerings are pretty > affordable, and get you into iSCSI access realm. Also, whatever > happened to your project about setting up your own storage server? > With Windows Server 2008 R2 having access to the iSCSI target software > MS recently released, that becomes an option now, too. > > > > > > On Fri, Apr 8, 2011 at 12:55 PM, John Aldrich > <jaldr...@blueridgecarpet.com<mailto:jaldr...@blueridgecarpet.com> > <mailto:jaldr...@blueridgecarpet.com<mailto:jaldr...@blueridgecarpet.com>>> > wrote: > > Yeah.... I was keeping that in mind... Very good points to consider, too. > :-) Mostly just going to be storing stuff that is primarily used for > reference and things like that. At least that's how we're using our file > server now. Very little "writing" going on, but a lot of "reading" of > files. > > > > > > -----Original Message----- > From: Paul Hutchings > [mailto:paul.hutchi...@mira.co.uk<mailto:paul.hutchi...@mira.co.uk> > <mailto:paul.hutchi...@mira.co.uk<mailto:paul.hutchi...@mira.co.uk>>] > > Sent: Friday, April 08, 2011 12:47 PM > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > If you're using Exchange 2010 then you're still not going to be pushing > a lot of IOPS. It could be more of an issue if you had a SQL or > intensive ERP app etc. > > It isn't black and white IMO. Buy a SAN like an Equallogic and all your > disks are in one big RAID set. Buy a dumber SAN like an MD3000i and you > can have as few or as many RAID sets as your physical disks support, buy > a P4000 and your nodes give you redundancy as does your RAID level, so > you see what I mean, it isn't a one size fits all thing really. > > -----Original Message----- > From: John Aldrich > [mailto:jaldr...@blueridgecarpet.com<mailto:jaldr...@blueridgecarpet.com> > <mailto:jaldr...@blueridgecarpet.com<mailto:jaldr...@blueridgecarpet.com>>] > Sent: 08 April 2011 17:42 > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > Well, I don't think we'll have a whole lot of IOPS, unless / until I > bring email in-house, in which case I might just have it on it's own > dedicated server with plenty of disk space on-board and back that up to > the SAN. :-) > > > > > -----Original Message----- > From: Paul Hutchings > [mailto:paul.hutchi...@mira.co.uk<mailto:paul.hutchi...@mira.co.uk> > <mailto:paul.hutchi...@mira.co.uk<mailto:paul.hutchi...@mira.co.uk>>] > Sent: Friday, April 08, 2011 12:24 PM > To: NT System Admin Issues > Subject: RE: Opinion on rebuilding Raid 5 > > 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:jaldr...@blueridgecarpet.com<mailto:jaldr...@blueridgecarpet.com> > <mailto:jaldr...@blueridgecarpet.com<mailto:jaldr...@blueridgecarpet.com>>] > 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:john.hornbuc...@taylor.k12.fl.us<mailto:john.hornbuc...@taylor.k12.fl.us> > <mailto:john.hornbuc...@taylor.k12.fl.us<mailto:john.hornbuc...@taylor.k12.fl.us>>] > 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:scaes...@caesare.com<mailto:scaes...@caesare.com> > <mailto:scaes...@caesare.com<mailto:scaes...@caesare.com>>] > 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:john.hornbuc...@taylor.k12.fl.us<mailto:john.hornbuc...@taylor.k12.fl.us> > <mailto:john.hornbuc...@taylor.k12.fl.us<mailto:john.hornbuc...@taylor.k12.fl.us>>] > 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<http://www.taylor.k12.fl.us/> > <http://www.taylor.k12.fl.us/> > > > > > -----Original Message----- > From: John Cook [mailto:john.c...@pfsf.org<mailto:john.c...@pfsf.org> > <mailto:john.c...@pfsf.org<mailto:john.c...@pfsf.org>>] > 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 <scaes...@caesare.com<mailto:scaes...@caesare.com> > <mailto:scaes...@caesare.com<mailto:scaes...@caesare.com>>> > To: NT System Admin Issues > <ntsysadmin@lyris.sunbelt-software.com<mailto:ntsysadmin@lyris.sunbelt-software.com> > <mailto:ntsysadmin@lyris.sunbelt-software.com<mailto:ntsysadmin@lyris.sunbelt-software.com>>> > 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:john.c...@pfsf.org<mailto:john.c...@pfsf.org> > > <mailto:john.c...@pfsf.org<mailto:john.c...@pfsf.org>>] > > 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 > listmana...@lyris.sunbeltsoftware.com<mailto:listmana...@lyris.sunbeltsoftware.com> > <mailto:listmana...@lyris.sunbeltsoftware.com<mailto:listmana...@lyris.sunbeltsoftware.com>> > with the body: unsubscribe ntsysadmin > > ~ 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 > listmana...@lyris.sunbeltsoftware.com<mailto:listmana...@lyris.sunbeltsoftware.com> > <mailto:listmana...@lyris.sunbeltsoftware.com<mailto:listmana...@lyris.sunbeltsoftware.com>> > with the body: unsubscribe ntsysadmin > ~ 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 listmana...@lyris.sunbeltsoftware.com<mailto:listmana...@lyris.sunbeltsoftware.com> with the body: unsubscribe ntsysadmin CONFIDENTIALITY STATEMENT: The information transmitted, or contained or attached to or with this Notice is intended only for the person or entity to which it is addressed and may contain Protected Health Information (PHI), confidential and/or privileged material. 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