I've had perfect success with the SuperMicro SC847E25-RJOB1 It has two back planes and holds 45 3.5 inch drives. It's built as a JBOD so it has everything that is needed.
On Tue, Nov 13, 2012 at 2:08 PM, Peter Tripp <pe...@psych.columbia.edu>wrote: > Hi folks, > > I'm in the market for a couple of JBODs. Up until now I've been > relatively lucky with finding hardware that plays very nicely with ZFS. > All my gear currently in production uses LSI SAS controllers (3801e, > 9200-16e, 9211-8i) with backplanes powered by LSI SAS expanders (Sun x4250, > Sun J4400, etc). But I'm in the market for SAS2 JBODs to support a large > number 3.5inch SAS disks (60+ 3TB disks to start). > > I'm aware of potential issues with SATA drives/interposers and the whole > SATA Tunneling Protocol (STP) nonsense, so I'm going to stick to a pure SAS > setup. Also, since I've had trouble with in the past with daisy-chained > SAS JBODs I'll probably stick with one SAS 4x cable (SFF8088) per JBOD and > unless there were a compelling reason for multi-pathing I'd probably stick > to a single controller. If possible I'd rather buy 20 packs of enterprise > SAS disks with 5yr warranties and have the JBOD come with empty trays, but > would also consider buying disks with the JBOD if the price wasn't too > crazy. > > Does anyone have any positive/negative experiences with any of the > following with ZFS: > * SuperMicro SC826E16-R500LPB (2U 12 drives, dual 500w PS, single LSI > SAS2X28 expander) > * SuperMicro SC846BE16-R920B (4U 24 drives, dual 920w PS, single unknown > expander) > * Dell PowerVault MD 1200 (2U 12 drives, dual 600w PS, dual unknown > expanders) > * HP StorageWorks D2600 (2U 12 drives, dual 460w PS, single/dual unknown > expanders) > > I'm leaning towards the SuperMicro stuff, but every time I order > SuperMicro gear there's always something missing or wrongly configured so > some of the cost savings gets eaten up with my time figuring out where > things went wrong and returning/ordering replacements. The Dell/HP gear > I'm sure is fine, but buying disks from them gets pricey quick. The last > time I looked they charged $150 extra per disk for when the only added > value was a proprietary sled a shorter warranty (3yr vs 5yr). > > I'm open to other JBOD vendors too, was just really just curious what > folks were using when they needed more than two dozen 3.5" SAS disks for > use with ZFS. > > Thanks > -Peter > > ------------------------------------------- > illumos-discuss > Archives: https://www.listbox.com/member/archive/182180/=now > RSS Feed: > https://www.listbox.com/member/archive/rss/182180/21878145-4afe7abf > Modify Your Subscription: > https://www.listbox.com/member/?member_id=21878145&id_secret=21878145-d5e6ec1f > Powered by Listbox: http://www.listbox.com >
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