


Written by W. Curtis Preston
Wednesday, 20 May 2009 18:24
In a surprise reverse of their longstanding "inline is the ONLY way to go and anyone that does post processing is stupid" position, Data Domain today announced that Post Process is A-OK with them. Or at least that's how I'm reading the acquisition of Data Domain for $1.5B by NetApp. Click Read More to see more.
NetApp announced on a concall today that they are acquiring Data Domain for $1.5B. Nice multiple. That'll be nice for all the other dedupe players who are waiting for IPO or acquisition.
But I envision some significant changes in future backup school presentations by "A Damnation Tapped." (That's the best anagram I could find that includes both companies' names.) ASIS (Advanced Single Instance Storage: dedupe on primary data on a filer) & NetApp's NearStore VTL both do post-process dedupe. Data Domain does inline dedupe. I can't see "A Damnation Tapped" saying in their sales presentations that post-process is bad. Therefore, they'll be saying that it's OK, which was the point of my blog entry. (It made a nice headline anyway.)
Also, I question the long-term viability of the NearStore VTL. (I don't think ASIS is going anywhere.) Once the acquisition is complete, NetApp will have two products that both backup data at similar speeds and dedupe said data. One does replication and has no back-end tape, and the other has back-end tape and no replication. Both limitations can be addressed with a few months of dedupe. Surely they won't fix the limitations in both. Surely they won't dump the Data Domain product they just acquired. So what's left? The NearStore VTL. That's where I'm at. I know that right now there are reasons to choose NearStore VTL over Data Domain, but they can close those gaps with development. Once they do that, I think that product is going bye-bye.
As to ASIS, it's the only product that is deduping VMware datastores with little or no performance impact -- and it's included with WAFL at no extra charge. That's going nowhere. Even if it does nothing but that, it's going nowhere.
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Whoever loses is screwed.
Curtis - do you see IBM wanting to get into this now that EMC is there, to deny the technology from ending up in "the wrong hands"?
I highly doubt we'll see DD boxes being sold by IBM. They have their own inline dedupe system.
Another thing netapp may want to work on is getting the DD to actually scale to some useful size for enterprise customers.
In terms of the relationship between IBM and Netapp (which can sometimes be a strange one to understand) I would be interested to see if the DD boxes appear in the Nseries range (currently the NearStore VTL doesn't get OEM'ed by IBM). I am sure all will become clear...
Let's say that an inline dedup company builds a very easy to use NAS appliance with a very good dedup ratio, which has snapshots and even fiber connection. Now let's think of a market whose data is exploding and understands the great value of DDUP.
I assume you get my point - ASIS is nice - but DEDUP can be great especially in a VM env.
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