Dave Demming talking tech education from SNW Spring 2013

Wednesday, April 17th, 2013

Now also available via This is a new episode in the continuing StorageIO industry trends and perspectives pod cast series (you can view more episodes or shows along with other audio and video content here) as well as listening via iTunes or via your preferred means using this RSS feed ...

EMC VMAX 10K, looks like high-end storage systems are still alive (part II)

Monday, January 14th, 2013

This is the second in a multi-part series of posts (read first post here) looking at if large enterprise and legacy storage systems are dead, along with what todays EMC VMAX 10K updates mean. Thus on January 14 2013 it is time for a new EMC Virtual Matrix (VMAX) model ...

The Human Face of Big Data, a Book Review

Saturday, January 5th, 2013

My copy of the new book The Human Face of Big Data created by Rick Smolan and Jennifer Erwitt arrived yesterday compliments of EMC (the lead sponsor). In addition to EMC, the other sponsors of the book are Cisco, VMware, FedEx, Originate and Tableau software. To say this is a ...

Little data, big data and very big data (VBD) or big BS?

Sunday, October 28th, 2012

This is an industry trends and perspective piece about big data and little data, industry adoption and customer deployment. If you are in any way associated with information technology (IT), business, scientific, media and entertainment computing or related areas, you may have heard big data mentioned. Big data has been a ...

RAID and IOPS and IO observations

Sunday, October 14th, 2012



Announcing SAS SANs for Dummies book, LSI edition

Wednesday, July 11th, 2012

There is a new (free) book that I'm a co-author of along Bruce Grieshaber and Larry Jacob (both of LSI) along with foreword by Harry Mason of LSI and President of the SCSI Trade Association titled SAS SANs for Dummies compliments of LSI. This new book (ebook and print hard ...

How can direct attached storage (DAS) make a comeback if it never left?

Tuesday, July 3rd, 2012

Have you seen or heard the theme that Direct Attached Storage (DAS), either dedicated or shared, internal or external is making a comeback? Wait, if something did not go away, how can it make a comeback? IMHO it is as simple as for the past decade or so, DAS ...

Spring (May) 2012 StorageIO news letter

Sunday, May 20th, 2012

Spring (May) 2012 News letter Welcome to the Spring (May) 2012 edition of the Server and StorageIO Group (StorageIO) news letter. This follows the Fall (December) 2011 edition. You can get access to this news letter via various social media venues (some are shown below) in addition to StorageIO web ...

Cloud and Virtual Data Storage Networking book released

Wednesday, September 7th, 2011

Ok, it's now official, following its debut at the VMworld 2011 book store last week in Las Vegas, my new book Cloud and Virtual Data Storage Networking (CRC Press) is now formally released with general availability announced today along with companion material located at http://storageio.com/book3.html including the Cloud and Virtual Data Storage ...

StorageIO going Dutch again: October 2011 Seminar for storage professionals

Tuesday, September 6th, 2011

Greg Schulz of StorageIO in conjunction with or dutch partner Brouwer Storage Consultancy will be presenting a two day workshop seminar for IT storage, virtualization, and networking professionals Monday 3rd and Tuesday 4th of October 2011 at Ampt van Nijkerk Netherlands. This two day interactive education seminar for storage professionals ...

Getting SASy, the other shared storage option for disk and SSD systems

Wednesday, August 10th, 2011

Here is a link to a recent guest post that I was invited to do over at The Virtualization Practice (TVP) pertaining to Getting SASsy, the other shared server to storage interconnect for disk and SSD systems. Serial Attached SCSI (SAS) is better known as an interface for connecting ...

Is FCoE Struggling to Gain Traction, or on a normal adoption course?

Friday, April 1st, 2011

Here is an article by Drew Robb over at Enterprise Storage Forum about Fibre Channel over Ethernet (FCoE) and its state of adoption. Drews article includes comments and perspectives from myself around where FCoE is going and why it is on a long road and not a sprint for a ...

NetApp buying LSIs Engenio Storage Business Unit

Wednesday, March 9th, 2011

This has been a busy week as on Monday Western Digital (WD) announced that they were buying the disk drive business from Hitachi Ltd. (e.g. HGST) for about $4.3 billion USD. The deal includes about $3.5B in cash and 25 million WD common shares (e.g. ...

From bits to bytes: Decoding Encoding

Tuesday, March 1st, 2011

With networking, care should be taken to understand if a given speed or performance capacity is being specified in bits or bytes as well as in base 2 (binary) or base 10 (decimal). Another consideration and potential point of confusion are line rates (GBaud) and link speed which ...