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Vol. 1 No. 5 July 2002

NDMP restores sanity to NAS backup

Here's a classic storage manager's nightmare: Suddenly end users can't access 100GB of critical data because of a bent pin on a SCSI connector. And here's what really makes you wake up in a cold sweat in the middle of the night: There's no backup copy. That happened at SAS Institute a few years ago and it ignited an effort to revamp how backups were done. Backup at the Cary, NC, software company is serious business - at stake are millions of lines of code and dozens of simultaneous software builds. Kelly Wyatt, a senior systems programmer at SAS, knows these challenges all too well. Her team, which supports more than 4,000 people involved in maintaining the 47 individual applications within the company's product portfolio, is continually looking for better ways to manage the company's nearly 8TB of live production data. The immensity of SAS' storage needs made it clear to Wyatt and her team that simply relying on backups by trying to coordinate independent local tape systems was never going to provide adequate manageability. The...

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