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Vol. 4 No. 1 March 2005

Replicating data using host-based replication

@exb Replication options @exe When you hear "replication," what technology first comes to mind? Your answer may be the Symmetrix Remote Data Facility, given EMC's prominence and the product's lengthy history. Other choices might be Hitachi Data Systems' TrueCopy, IBM's Peer to Peer Remote Copy and Network Appliance's SnapMirror. Further down the list, you might include host-based products like EMC/ Legato's RepliStor or Veritas' Volume Replicator. Within any discipline, there's always the risk of groupthink--doing something a certain way because that's the way it's always been done. But sometimes "the way we've always done it" may not be the best approach. When it comes to replication, many of us may have developed such an attitude. Host-based replication is a mature technology, but to those of us who design and recommend SANs, it's often not considered an option for architectures that support quick recovery. Has this technology been supplanted by newer and better options? If not, when should host-based replication be considered...

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Features in this issue

  • SMI-S has legs

    SMI-S support gaining ground

  • Midmarket yearns for remote replication

    Midsized companies want enterprise-class replication

  • Spotlight on midrange arrays

    Midrange arrays can handle most jobs traditionally associated with costly monolithic arrays at a far lower price. Our Special Report describes the benefits of these modular storage systems, profiles 14 of the leading midrange arrays and offers a look at what's coming.

  • Securing IP SANs

    IP SANs use commodity hardware and industry-standard protocols to provide a cost-conscious, easy-to-manage alternative to Fibre Channel arrays. But with IP comes the issue of security. We detail five ways to make an IP SAN more secure.

  • Buzzword: SPAID

  • Rescue stranded storage

    by  Alex Barrett

    How SRM products can help you discover capacity that isn't accessible to an array.

  • First Look: Archivas ArC

    Archivas' ArC software is a highly scalable archiving application that can store fixed content as WORM data while still providing quick access to files.

  • NAS heads: Gatekeepers for enterprise storage

    A NAS head can aggregate disk capacity on storage systems, making it easier to share files and usedisk space efficiently. NAS head capabilities vary, so understanding product features and your requirements is crucial.

  • EMC TOEs the iSCSI line

    by  Alex Barrett

    Target-side TCP/IP Offload Engine chips have arrived, but the jury is still out on whether you should care.

Columns in this issue

SearchSolidStateStorage

  • Tintri VMstore T5000

    Like all of its VM-aware storage systems, Tintri’s first all-flash array -- the Tintri VMstore T5000 -- allows admins to bypass ...

  • SolidFire SF9605

    The high-capacity SolidFire SF9605 uses SolidFire’s Element OS 8 (Oxygen) to deliver new enterprise features such as synchronous ...

  • HPE 3PAR StoreServ 20850

    HPE 3PAR StoreServ 20850 holds 1,024 solid-state drives (SSDs). Hewlett Packard Enterprise claims it can deliver more than three ...

SearchVirtualStorage

SearchCloudStorage

SearchDisasterRecovery

SearchDataBackup

  • Asigra Cloud Backup Version 13

    Asigra Cloud Backup Version 13 provides an AWS Elastic Block Store Snapshot Manager and the ability to support Docker container ...

  • Veeam Availability Suite v8

    Veeam Availability Suite v8 offers several key backup software components in one package, including Veeam Cloud Connect, Snapshot...

  • Druva inSync 5.5

    Druva inSync 5.5 endpoint backup software stands out with its proactive compliance, cloud app integration, full text search and ...

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