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              The question: Is CFS scalable? What performance hit is there from running VxFS in a clustered configuration?   Often times in sales situations, we are asked what the performance implications are of ...
Blog Entry by davidnoy | 12 Dec 2007 | 1 comment
        Hello all! Welcome to the Cluster File System blog.     This blog will serve as a sounding board for engineering and product management to discuss their views on cluster file systems:   What are they ...
Blog Entry by davidnoy | 12 Dec 2007 | 0 comments
Last week Symantec published some benchmark results comparing Storage Foundations and ZFS that suggest VxFS is around 3 times faster than ZFS for workloads  typical of many commercial applications.  These results  contrast sharply with some ...
Blog Entry by charmer | 06 Aug 2007 | 3 comments
Array Policy Module (APM) ===================== The APM framework was introduced in Volume Manager 4.0 release. The 4.0 release brought about a major change in DMP architecture - the introduction of APM. As the name suggests, the Array Policy ...
Blog Entry by Ameya | 03 Aug 2007 | 1 comment
Some engineers at Sun promoting ZFS have been publishing comparisons between VxFS and ZFS that are rather unflattering to VxFS. You can read the most recent white papers they've published comparing ZFS with VxFS, ext3, and Window's NTFS as ...
Blog Entry by charmer | 17 Jul 2007 | 7 comments
Storage capacity requirements are growing at an explosive rate, complicating data and storage management in mission-critical and compliance-driven environments. Enterprises need to securely store more information and more information types. Data must ...
Blog Entry by Mandar Bhide | 18 Jun 2007 | 0 comments
The first basic function for a multi path (MP) driver is to identify the set of block devices that can be supported. The device discovery is generally triggered when the MP driver is loaded into the operating system (OS) as part of boot process. During ...
Blog Entry by Ameya | 13 Apr 2007 | 1 comment
The Dynamic Multi Path (DMP) capability was first introduced in Volume Manager 2.5.7 release primarily to support A/A multi path arrays from Sun Microsystems. In those days, the early version of arrays had SCSI connections with fat and thick cables ...
Blog Entry by Ameya | 02 Apr 2007 | 0 comments
Welcome to the Veritas Storage Management technical blog.  My name is Rob Soderbery and I run the Storage Management Group at Symantec, leading a team of engineers developing the Storage Foundation and CommandCentral Storage product lines. This forum is ...
Blog Entry by The STN Guy | 22 Mar 2007 | 0 comments