Tags » I/Ops

Hyper-scale Nightmare: Using Consumer SSD in the Data Center – Podcast

One way admins of hyperscale data centers try to reduce costs is to use consumer-grade solid state drives in their scale-out server architectures, instead of the enterprise-class SSDs that are routinely used in these environments. 77 more words


Citrix Blog: Turbo Charging your IOPS with the new PVS Cache in RAM with Disk Overflow Feature! – Part One

With PVS 7.1 and later you may have noticed a new caching option called “Cache in Device RAM with Hard Disk Overflow”.  We actually implemented this new feature to address some application compatibility issues with Microsoft ASLR and PVS.  2,045 more words


Citrix Blog: Turbo Charging your IOPS with the new PVS Cache in RAM with Disk Overflow Feature! – Part Two

My colleague Miguel Contreras and I have done quite a bit of testing with the new PVS Cache in RAM with Hard Disk Overflow feature with some amazing results!  3,739 more words


ESXi IO Operations Limit Parameter and IO Balance

Quick post here. I am working on updating some documentation and I wanted to add a bit more color to a section on changing the IO Operations limit for ESXi NMP Round Robin devices. 636 more words


How I increased IOPS 200 times with XenServer and PVS

UPDATED INFO HERE: http://virtexperience.com/2014/03/10/an-update-about-my-experience-with-pvs/

In my previous blogpost I’m describing how the PVS 7.1 new Cache to Ram with overflow to disk does not give you any more IOPS than cache to disk. 762 more words


XtremIO 1/2 brick and 400K IOPS!

So, we got to test an EMC XtremIO all-flash storage array. I say 1/2 brick as this unit came with 13 drives out of the 25 total you can add. 340 more words


OCZ’s Affordable, Enterprise-grade SSDs for Hyper-scale Cloud Data Centers

Flash memory is delivering higher storage performance for numerous data center applications and server-side flash puts it directly where those applications live – on the host itself. 957 more words