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A plausible rumor is that the data loss stems from a botched SAN upgrade by Hitachi: Currently the rumor with the most weight is as follows: Microsoft was upgr
by aschobel 17y ago
A plausible rumor is that the data loss stems from a botched SAN upgrade by Hitachi:
Currently the rumor with the most weight is as follows:
Microsoft was upgrading their SAN (Storage Area Network aka the thing that stores all your data) and had hired Hitachi to come in and do it for them. Typically in an upgrade like this, you are expected to make backups of your SAN before the upgrade happens. Microsoft failed to make these backups for some reason. We’re not sure if it was because of the amount of data that would be required, if they didn’t have time to do it, or if they simply forgot. Regardless of why, Microsoft should know better. So Hitachi worked on upgrading the SAN and something went wrong, resulting in it’s destruction. Currently the plan is to try to get the devices that still have personal data on them to sync back to the servers and at least keep the data that users have on their device saved.
http://www.hiptop3.com/archives/what-caused-the-sidekick-fail http://www.hiptop3.com/archives/what-caused-the-sidekick-fai...
- eli 17y agoIf you've got a really big SAN, it's pretty tough to back it up completely and independently without... a second really big SAN
- tptacek 17y agoI've seen people "back up" NetApp SANs before to prepare for upgrades; I don't think it's generally accepted practice to just say "fuck it, we'll do it live!" They don't use "big tapes". They plan a disaster recovery architecture and (in the cases I've been involved with) use block streaming protocols to mirror data. Granted, I didn't do the backups, but I'm pretty sure they didn't pay us to bust up those streaming protocols so they could not use them.