Monday, January 13, 2014

Unable to power on VM - Cannot allocate memory

Issue : unable to power on a vm with 2 under 100GB disks and 4 2TB disks (vmdk). when tried to power on the VM it says Reason 0 : Cannot allocate memory.

What worked : vmotion the VM to a different host.
add the vmdks to the vm.
power on the vm
vmotion the vm, power on the vm, add the vmdk disks.

What did not work: Remove the 2tb vmdk disks, power on the VM and then add the disks. We were able to add only 2 disks but not all.

Cause :