Mark, Have you noticed any performance differences moving from the CX4 to the NetApp?
- Sean On Mon, Aug 30, 2010 at 9:44 AM, Weber, Mark A <[email protected]>wrote: > The issue with thin provisioning with vmware is that you can’t easily > resize a vmfs volume – whereas if you are running with nfs as your datastore > then you don’t have that issue and can increase/decrease the size on the fly > whenever you want. > > > > We just migrated around 200 vms from an EMC CX4-960 to our Netapp 3040 – > for us the cost difference was significant because of two things – one, the > Netapp gives us about 50% dedupe savings and two, the group that manages the > Windows servers uses BESR (Backup Exec System Recovery) for DR. We removed > the BESR licenses from all the Windows VMs on the Netapp now and just use > array side snapshots. The savings due to BESR license costs alone nearly > paid for our disk shelves on the Netapp. > > > > I would echo the comments about software/feature licensing – they can add > up quickly. When you do get quotes, I would recommend you get itemized ones > so you can actually compare apples to apples. It usually takes us several > emails/calls to EMC/Netapp to get them to deliver the itemized costs. > > > > mark > > > > *From:* Paul Hutchings [mailto:[email protected]] > *Sent:* Monday, August 30, 2010 11:35 AM > > *To:* NT System Admin Issues > *Subject:* RE: SAN Storage > > > > Most will do thin, what seems more difficult AFAIK is reclaiming the space > if you only need it temporarily, as I said though whether the price premium > of NFS outweighs the “that’s neat” I don’t yet know. > > > > Regards capacity, around 8tb of file server departmental data and around > 2tb for VM’s including SQL/Exchange. > > > > *From:* John Aldrich [mailto:[email protected]] > *Sent:* 30 August 2010 17:29 > *To:* NT System Admin Issues > *Subject:* RE: SAN Storage > > > > I thought that was one of the benefits of virtually all SANs… the ability > to do “thin provisioning.” I know that LeftHand and virtually everyone else > I’ve talked to offers that feature on their SANs. > > > > [image: John-Aldrich][image: Tile-Tools] > > > > *From:* Paul Hutchings [mailto:[email protected]] > *Sent:* Monday, August 30, 2010 12:17 PM > *To:* NT System Admin Issues > *Subject:* RE: SAN Storage > > > > Can you expand a little on “migrating away from NetApp primarily due to > cost”? > > > > Regarding the NFS question, only that I’ve heard a lot of good things about > the flexibility NFS brings you and the fact you can expand and shrink on the > fly so if you need 500gb for a VM to test something you can provision it and > then reclaim it – obviously without the pricing I don’t yet know what sort > of premium we’re talking. > > > > *From:* Steven M. Caesare [mailto:[email protected]] > *Sent:* 30 August 2010 17:14 > *To:* NT System Admin Issues > *Subject:* RE: SAN Storage > > > > We are using Dell sourced EMC’s for FC storage for our VM’s. We are > migrating away from NetApp primarily due to cost. > > > > We are spinning up EqualLogics as iSCSI targets for our file servers and > backup-to-disk options. > > > > Is there something that makes you want to lean towards NFS as a mount > technology? > > > > -sc > > > > *From:* Paul Hutchings [mailto:[email protected]] > *Sent:* Monday, August 30, 2010 11:30 AM > *To:* NT System Admin Issues > *Subject:* SAN Storage > > > > Looking for a little feedback folks. > > > > We’ve got a SAN replacement coming up in a few months. We’re pretty much a > vmware shop except where a service has to run on a physical server (IO cards > etc.). > > > > The vendors I’m primarily looking at are Lefthand, Equallogic and Netapp, > and possibly EMC since Dell can quote on an EMC solution as well as > Equallogic. > > > > I’ve not had quotes yet, but so far my instincts are leaning towards > Netapp, mainly because of the things I keep hearing about NFS for vmware, as > well as the fact they seem to offer a lot of flexibility whereas Lefthand > and Equallogic offer iSCSI and, well yeah, they offer iSCSI. > > > > Be interested to hear any experiences, especially around vmware and > replication between SANs at live/backup sites (not a live failover site but > a “this will take a little work but we have a copy of the data that’s an > hour old” site). > ------------------------------ > > *MIRA Ltd* > > > > Watling Street, Nuneaton, Warwickshire, CV10 0TU, England > > Registered in England and Wales No. 402570 > > VAT Registration GB 114 5409 96 > > > > The contents of this e-mail are confidential and are solely for the use of > the intended recipient. 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