On Tue, Sep 30, 2008 at 4:26 PM, Toby Thain <[EMAIL PROTECTED]>wrote:
> > On 30-Sep-08, at 6:58 AM, Ahmed Kamal wrote: > > > Thanks for all the answers .. Please find more questions below :) > > > > - Good to know EMC filers do not have end2end checksums! What about > > netapp ? > > Blunty - no remote storage can have it by definition. The checksum > needs to be computed as close as possible to the application. What's > why ZFS can do this and hardware solutions can't (being several > unreliable subsystems away from the data). > > --Toby > > > ... > So how is a Server running Solaris with a QLogic HBA connected to an FC JBOD any different than a NetApp filer, running ONTAP with a QLogic HBA directly connected to an FC JBOD? How is it "several unreliable subsystems away from the data"? That's a great talking point but it's far from accurate. --Tim
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