vSphere 5.1

Storage DRS Default VM Affinity Setting

[Updated] This is a very short post as I only learnt about this recently myself. I thought it was only available in vSphere 5.5 but it appears to be in vSphere [...]

What happens when VMFS heap depletes completely?

I've blogged about the VMFS heap situation numerous times now already. However, a question that I frequently get asked is what actual happens when heap runs [...]

vSOM and VDPA Releases

In case you missed it, VMware released two interesting additions to the product portfolio last week. vSOM - vSphere with Operations Manager It became [...]

Software iSCSI and IPv6 Support

A little while ago, I researched a support statement regarding Software iSCSI & IPsec. After digging around a bit, I found out that the answer was no, it [...]

Does Software iSCSI on vSphere support IPsec?

This came up in a conversation today. Does VMware's Software iSCSI implementation support Internet Protocol Security (IPsec) in vSphere 5.1? Internet Protocol [...]

Heads Up! Valid Static Address Ranges in vSphere 5.1

If you are planning to upgrade to vSphere 5.1, you need to pay attention to this, especially if you have assigned static MAC addresses to your virtual [...]

Heads Up! VOMA – ERROR: Trying to do IO beyond device Size

This is a short note on trying to use VOMA, the vSphere On-disk Metadata Analyzer, on a dump taken from a VMFS-5 volume which was upgraded from VMFS-3. This is [...]