Ask the Experts

Ask the Experts

• Security benefits of storage area networks

  Jeff Boles explains some of the security benefits of storage area networks (SANs) in this Ask the Expert question.  Continue Reading

• Does a storage device exist inside a NAS unit or is it connected externally?

  Business continuity expert Pierre Dorion discusses network-attached storage.  Continue Reading

• Upgrading operating systems for two fabrics

  SAN/NAS expert Greg Schulz answers a reader's question regarding fabrics for an operating system.  Continue Reading

• Data centers and synchronous replication

  SAN/NAS expert Greg Schulz answers a reader's question regarding synchronous replication for data centers.  Continue Reading

• Network File Sharing vs. Common Internet File System

  Storage expert Greg Schulz explains what you need to know when choosing between Network File Sharing and Common Internet File System.  Continue Reading

• SATA vs. SCSI in RAID

  Storage expert Greg Schulz answers a reader's question: "How does SCSI in RAID compare to SATA in RAID?"  Continue Reading

• Why RAID rebuilds obstruct data migration

  The best way to migrate data from 400 GB SATA disks to 750 GB SATA disks calls for a consolidated mid-tier storage solution. If your company does not have a significant enough storage management to justify the purchase of such a solution, your data ...  Continue Reading

• Creating half a mirror out of 3 drives totaling 300 GB

  Storage management expert Ashley D'Costa answers a reader's question: "Can I create a logical array from my disk bay, which has two disks totaling 300 GB by installing RAID 0?"  Continue Reading

• Growing a RAID group by adding old drives

  Storage management expert Ashley D'Costa answers a reader's question: "Can I add old RAID parts I've collected in my repair shop to my existing server?"  Continue Reading

• How to calculate available disk space on a RAID 5

  Storage management expert Ashley D'Costa answers a reader's question: "How do I calculate the disk space available on my RAID 5?"  Continue Reading

• Why does my EMC 45 TB drive yield only 41 TB of usable storage?

  Storage expert Ashley D'Costa answers a reader's question: "When is a 300 GB drive not a 300 GB drive?"  Continue Reading

• Use of RAID with multiple drives

  Storage expert Greg Schulz answers a reader's question: "Please give me an example of when RAID 1 with multiple drives is used."  Continue Reading

• Achieving secure data storage for shared read/write I/O operation

  Storage expert Greg Schulz answers a reader's question: "How can we achieve concurrent write access to our SAN without corruption?"  Continue Reading

• How to add more channels to a network

  Storage expert Greg Schulz answers a reader's question: "What is the best way to get more channels in my network?"  Continue Reading

• RAID 4 vs. RAID 5

  Storage management expert Ashley D'Costa discusses RAID 4 vs. RAID 5.  Continue Reading