Lately I have received a couple of questions about Swap file placement. As I mentioned in the article “Storage DRS and alternative swap file locations”, it is p... Read More...
One of the cool “under the hood” improvements vSphere 5 offers is the sliding scale function of the Mem.MinFreePct.
Before diving into the sliding scale functio... Read More...
Gabe wrote an article about the impact of large pages on the consolidation ratio, I want to make something clear before the wrong conclusions are being made.
La... Read More...
In part 1 of the series of post on the impact of oversized virtual machines NUMA architecture, memory overhead reservation and share levels are reviewed, part 2... Read More...
Recently, Paul Meehan submitted this question via a comment on the "Memory reclamation, when and how" article:
Hi,
we are currently considering virtualising som... Read More...
After discussing with Duncan the performance problem presented by @heiner_hardt , we discussed the exact moment the VMkernel decides which reclamation technique... Read More...
Most of my resource management articles focus more on the behavior of memory management than on CPU management. Mainly because the Memory scheduler within ESX i... Read More...
Every virtual machine running on an ESX host consumes some memory overhead additional to the current usage of its configured memory. This extra space is needed ... Read More...
Recently we had a discussion about swapping, as Duncan mentioned in his article "Swapping" Swapped memory might not have impact on the performance of the virtua... Read More...
After publishing the article "impact of memory reservations" I received a lot of questions about setting memory reservation at resource pool level. It seems the... Read More...