Supported Clustering Hardware Configurations Please note, this is aimed to provide guidance and is correct at the time of publishing. Update - 21st July 2021 - as a result of this post, my friends in support thought this a worthy topic and have created an official support document that will be kept up to date.... Continue Reading →
A Brief History of “recent” Time – Part 5
2008-2020 The "Storwize" Years It seems fitting for my first officially new post on the new site to actually be a historical retrospective. At the same time however, it brings us right up the to recent IBM Storage annoucements made on 11th/12th February 2020. So its 2008, and for probably the previous decade the Hursley... Continue Reading →
Quorum, How does it work? SVC and Storwize
ORIGINALLY POSTED 10th January 2017 19,712 views on developerworks Spectrum Virtualize Quorum Happy New Year to all. I’ve been getting a few questions relating to quorum devices, and in particular the IP quorum and what happens when various different failure scenarios occur. I thought it was worth detailing things here. So first some background. What... Continue Reading →
Introducing New Storwize and SVC Software v7.4.0
ORIGINALLY POSTED 30th October 2014 25,721 views on developerworks With half term week here in the UK and preparations for next months travels, I almost forgot that yesterday we announced the contents of version 7.4.0 of the SVC and Storwize software that will be GA'd on 28th November. The full RFA can be viewed here, but... Continue Reading →
Introducing the IBM Storwize V5000 and 7.2.0 Software
ORIGINALLY POSTED 9th October 2013 36,466 views on developerworks Some of you may have spotted we release another Storwize Family member back in July, but in limited geographies. TodayIBM announced world-wide availability of the IBM Storwize V5000.As the name suggests, this product sits firmly between the Storwize V3000 and Storwize V7000 ranges, in terms ofscalability,... Continue Reading →
Configuring IBM Storwize and SVC for Optimal Performance – Parts 3 and 4
ORIGINALLY POSTED 5th October 2013 30,678 Views on developerworks I know, I promised this some months ago, and I've been enjoying my spare time too much, and not blogging enough! So rather than keep you all waiting even more, here is a PDF of the presentation I gave at IBM Edge 2013 in Vegas. Hopefully... Continue Reading →
Introducing the IBM Storwize V3700
ORIGINALLY POSTED 7th November 2012 TOP 10 Post - 62,183 views on developerworks As you may have seen, today IBM announced the next product in the Storwize family, the IBM Storwize V3700. The Stowize V3700 builds on the amazing success that the Storwize V7000 has seen in the last two years- and of course SVC... Continue Reading →
Configuring IBM Storwize and SVC for Optimal Performance – Part2
ORIGINALLY POSTED 17th August 2012 TOP 5 POST - 77,440 views on developerworks Thanks to everyone who responded to my Part 1 post, I'm amazed at how many people must read what I have to say! Based on the number of you that have either spoken to me in person, or emailed. I'm glad to... Continue Reading →
V7000 (Gen1) SPC-1 Benchmark
ORIGINALLY POSTED 14th June 2012 24,016 views on developerwortks. One of the key benefits of the Storwize V7000 product is its built in Virtiualization capabilites. Or as some vendors like to call it Federation? Its been almost 9 years since we first released SAN Volume Controller (SVC) and in that time, its been through 6... Continue Reading →
Configuring IBM Storwize V7000 and SVC for Optimal Performance – Part1
DISCLAIMER - Please note that the RAID discussion, in terms of number of arrays matching cores is no longer relevant if you are using Distributed RAID (DRAID) - where a single DRAID array can use all the available cores. BW Dec 2019 For more updated DRAID information see 'Configuring RAID/DRAID Best Practice' ORIGINALLY POSTED 20th... Continue Reading →