Category Archives: Storage availability

IBM’s 120PB storage system

Posted on September 2, 2011 by Ray

Talk about big data, Technology Review reported this week that IBM is building a 120PB storage system for some unnamed customer.  Details are sketchy and I cannot seem to find any announcement of this on IBM.com. Hardware It appears that … Continue reading →

Posted in Clustered storage, Data, Data integrity, data logistics, data protection, Disk storage, Distributed computing, File Storage, Infiniband, Information economy, Networking, SAS, Storage, Storage architecture, Storage availability, Storage density, Storage energy use, Storage Features, Storage reliability, Strategy, System effectiveness, Systems | Tagged , , , , , , , , , , , , | Leave a comment

Potential data loss using SSD RAID groups

Posted on May 19, 2011 by Ray

The problem with SSDs is that they typically all fail at some level of data writes, called the write endurance specification. As such, if you purchase multiple drives from the same vendor and put them in a RAID group, sometimes … Continue reading →

Posted in Block Storage, Data, Data availability, Data integrity, Disk storage, File Storage, Storage, Storage availability, System effectiveness, System quality | Tagged , , , , , , , , | 9 Comments

EMCWorld day 2

Posted on May 10, 2011 by Ray

Day 2 saw releases for new VMAX  and VPLEX capabilities hinted at yesterday in Joe’s keynote. Namely, VMAX announcements VMAX now supports Native FCoE with 10GbE support now VMAX supports directly FCoE, 10GbE iSCSI and SRDF Enhanced Federated Live Migration … Continue reading →

Posted in Block Storage, Data, data access, Data availability, Data integrity, data logistics, Data search, Ethernet, FCoE, Networking, Storage, Storage architecture, Storage availability, Storage Features | Tagged , , , , , | Leave a comment

Enterprise data storage defined and why 3PAR?

Posted on August 25, 2010 by Ray

Recent press reports about a bidding war for 3PAR bring into focus the expanding need for enterprise class data storage subsystems.  What exactly is enterprise storage? Defining enterprise storage is frought with problems but I will take a shot.  Enterprise … Continue reading →

Posted in Block Storage, Data growth, File Storage, Storage availability, Storage Features, Storage performance, Storage reliability | Tagged , , , , , , , , , | 1 Comment

IBM Scale out NAS (SONAS) v1.1.1

Posted on July 22, 2010 by Ray

We have discussed other scale out NAS products on the market such as Symantec’s FileStore, IBRIX reborn as HP networked storage, and why SO/CFS, why now (scale out/cluster file systems) in previous posts but haven’t talked about IBM’s highend scale out NAS (SONAS) … Continue reading →

Posted in File Storage, Storage, Storage availability, Storage performance | Tagged , , , , , , | 4 Comments