I would say Data Domain de-dupe ratio ==> 24:1 or protecTier 7650G de-dupe ratio => 34:1
On Tue, Jul 3, 2012 at 12:52 AM, Shawn Drew <[email protected]> wrote: > If someone pulls a disk out of the array, (replacing a bad disk, etc), you > can't tell a regulator/auditor that it was encrypted. A purely > bureaucratic reason, but still valid. > Regulations pop up all the time without actual technical consideration. (I > want to punch anyone who says the words "7 years" to me!) > > The OP's email address sounds like he's involved in the health care > industry. They have the worst of it. Almost as bad as the financial > industry. > > > Regards, > Shawn > ________________________________________________ > Shawn Drew > > > > > > Internet > [email protected] > > Sent by: [email protected] > 07/02/2012 05:35 PM > Please respond to > [email protected] > > > To > ADSM-L > cc > > Subject > Re: [ADSM-L] VTL's and D2D solutions > > > > > > > On Jul 2, 2012, at 9:35 AM, Kevin Boatright wrote: > >> We are currently looking at adding a Disk to Disk backup solution. Our > current solution has a 3584 tape library with LTO-5 drives using TKLM. >> >> We have looked at Exagrid and Data Domain. Also, I believe HP has a > solution. >> >> We will need to have encryption on the device and the ability to > replicate between the two disk units. > > Why do you have to have encryption on the device? > > No, that wasn't a sarcastic question. > > If someone pulls a disk out of your DataDomain RAID, what can they do with > it? Your data is striped across many drives, in chunks that are admittedly > large enough to have a whole mailing address on it. Is someone afraid that > someone else will steal one or more drives and then read unstructured > streams of data looking for PII? Really? > > There's no chance that a tape will fall off a truck as you ship your > backups off site. Sure, encrypt the VPN between sites, or use a dedicated > network. But that doesn't mean you have to encrypt your data on the > appliance, unless you're more paranoid than I am (or answer to people who > are more paranoid than I am). At this point, I start worrying more about > debacles from poor implementation or management of encryption than I do > about loss of unencrypted data. > >> Anyone have any comments or recommendations? > > Besides DataDomain, HP, and IBM, I'm sure the rest of EMC, Oracle, and > even small brands like Coraid would propose different solutions. For > example, why not replicate cheap disk, on top of which you build FILE > devices? Do you need the cost of a DataDomain or ProtecTier front-end, or > do you just replicate unduplicated data? Oracle and Coraid will sell you > large arrays of cheap disk with ZFS front-ends that could replicate data > if you need it and could deduplicate the data as justified. I'm not saying > I'd want to bet my job on Coraid, but others find there cost advantage > over DataDomain attractive. > >> Thanks, >> Kevin > > Nick > > > This message and any attachments (the "message") is intended solely for > the addressees and is confidential. If you receive this message in error, > please delete it and immediately notify the sender. Any use not in accord > with its purpose, any dissemination or disclosure, either whole or partial, > is prohibited except formal approval. The internet can not guarantee the > integrity of this message. BNP PARIBAS (and its subsidiaries) shall (will) > not therefore be liable for the message if modified. Please note that certain > functions and services for BNP Paribas may be performed by BNP Paribas RCC, > Inc.
