On Fri, December 18, 2009 15:25, Preston Hagar wrote: > On Thu, Dec 17, 2009 at 4:22 PM, Philip Tait <phi...@subaru.naoj.org> > wrote: >> On 12/17/2009 11:39 AM, Jose-Marcio Martins da Cruz wrote: >>> Philip Tait wrote: >>>> We want to attach an MD1000 to a PE2900 in a non -RAID >>>> configuration. >>>> >>>> The Dell sales people are very convinced that we have to have a >>>> PERC6/E to connect an MD1000, but they are doing further research. >>> >>> We have two MD1000 attached to a PE2950. We have a PERC5/E. With the >>> PERC5/E you can have RAID 0 (stripe). So, if I understood what you're >>> wanting, you shall be able to create one RAID 0 volume for each >>> disk, or a single RAID0 for all disks. >> >> Thanks for the response, but I believe this would not work for our >> application because the disks would require a PERC-equipped computer >> for them to be readable. We want these drives to be readable on any PC >> with a SATA interface. >> > > Honestly (an maybe someone can correct me) I don't think it is possible. > I have pretty much never found a way to connect drives with a PERC5/E and > MD1000 or even connected directly to a PERC5/i for that matter that > doesn't add Dell mojo in between. The best solution we found was to buy > multiple PERC cards, save the configs once we had everything like we > wanted it (doing RAID 0 on the hard drives to fake JBOD), and then > loading that config on other machines to be backups. Still, if the MD1000 > went out, we still might be up a creek. Although I generally love Dell > hardware, it is one drawback I have found to the MD1000 and PERC cards is > that they want their Dell specific voodoo in between. We have even found > that just buying drives for a third party vendor will seem to work > sometimes, but often lead to flakiness. Apparently they all have to be > matched drives with Dell firmware on the drives themselves to be fully > supported (or at least that is what we have been told). >
I guess you can't connect one of these with a plain SAS controller and have the drives presented as plain physical drives? You could do that with the old SCSI Powervaults. _______________________________________________ Linux-PowerEdge mailing list Linux-PowerEdge@dell.com https://lists.us.dell.com/mailman/listinfo/linux-poweredge Please read the FAQ at http://lists.us.dell.com/faq