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Vol. 7 No. 1 March 2008

Best Practices: Foolproof DR is still a moving target

Keep these eight key steps in mind when designing and testing your disaster recovery strategy. In a recent conversation I had regarding disaster recovery (DR), a CIO remarked that he'd like to achieve what he called "provable" DR. I heard this as evidence of a positive development I've noticed in recent years: Many companies have finally become serious about DR. There are several reasons for this, including the heightened awareness of data protection issues among the general public. Technology developments have also played a critical role, with more data protection options available than ever before. The changing nature of business applications means that expectations regarding performance and availability have also been raised. But achieving DR "provability"--or at least greater predictability--remains a challenge. Fundamentally, DR is a holistic endeavor with a number of moving parts. It's fairly easy to deal with one component of DR and for it to perform reasonably well. The hard part is ensuring the coordination and ...

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Features in this issue

  • Arrays score with both file and block storage

    Multiprotocol arrays that support block- and file-based storage through a single controller give users the best of both worlds: NAS for file-based information, and Fibre Channel or ISCSI block-based storage for databases and other transactional apps.

  • Case study: NY Mets add deduplication to roster

    With an extensive lineup of corporate data, photos and video, the Mets needed to recruit some backup help. The call went out for low-cost disk backup configuration, including deduplication and compression to reduce the amount of data to be backed up, as well as WAN optimization/acceleration to speed up the replication process. After much consideration, Data Domain was drafted for the job.

  • Ask the Expert:RAID rebuilds

    I run four 400GB SATA drives configured with RAID 5. I want to replace them with four 750GB drives. Can I rebuild and then swap individual drives?

Columns in this issue

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SearchVirtualStorage

SearchCloudStorage

SearchDisasterRecovery

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