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The SandForce SSDs completely change the storage dynamic, a using then for swapping enables much higher RAM over-commitment and hence VM density.
The final part of this product review focuses on performance and provides a summary of the series.
By TechHead guest contributor, James Pearce: EqualLogic’s PS4000 iSCSI storage arrays are targeted at the SME sector, particularly for VMware virtualisation, as well as “branch office” use for larger companies. The XV model is reviewed, with 15k SAS drives, dual…
By TechHead guest contributor, James Pearce: EqualLogic’s PS4000 iSCSI storage arrays are targeted at the SME sector, particularly for VMware virtualisation, as well as “branch office” use for larger companies. The XV model is reviewed, with 15k SAS drives, dual…
The EqualLogic PS4000 is an accessible storage system for the SME market built to the usual Dell standards. The system is designed to be self managing and will automatically move data between arrays based on their performance profiles in use.
It performs well, scales up to six units and should prove reliable thanks to the Seagate drives. Sequential performance seems disappointing in part, maxing out at about 170MB/s, but random performance is impressive at over 4,500 8K IOPS in Raid-5 with latency of under 16ms with 64 outstanding IOs.
The Dell R610 is a 1U server that’s been pretty much designed for virtualisation with the latest Xeon 55xx series CPUs, four onboard NICs, six local drive bays and up to 96GB of RAM. The machines reviewed here had 48GB…
A Windows script to shutdown free-licensed ESXi 4 hosts that can be used by APC PowerChute and other UPS software.
I’m sure many of you that are fortunate enough to have access to your own IT test lab will agree that they can prove invaluable when studying for your IT accreditations such as VMware’s VCP. For those of you looking…
Here’s another great article from TechHead guest contributor, James Pearce. James is a Kent based qualified accountant, currently working in information security and technical architecture with most of his time “being spent on virtualisation and business continuity at the moment”.…