Category Archives: VMware

vmss2core error Cannot create memory dump

vmss2core error Cannot create memory dump – One of the Windows server had an BSOD and Microsoft asked the snapshot file (vmsn) to be converted in memory dump (win debug format) using vmss2core which can be downloaded from vmlabs. Snapshot taken and downloaded from the data store to a local machine, tried to convert the… Read More »

Could not open/create change tracking file, Module Disk Early power on failed

Could not open/create change tracking file, Module Disk Early power on failed error message popped up while trying to power on the Windows VM session from vCenter console after upgrading the VM tools and Hardware version. Here is the work around how to fix this issue. Steps to fix the locked CTK (Change Tracking File) files… Read More »

Cannot create a ramdisk of size 387MB to store the upgrade image, Check if the host has sufficient memory

While I was trying to upgrade the host from ESXi 5.1 to ESXi 5.5 version, received this error message. Cannot create a ramdisk of size 387MB to store the upgrade image, Check if the host has sufficient memory Usually this error pops up when required disk space or memory not available on the ESXi host.… Read More »

No guest OS heartbeats are being received. Either the guest OS is not responding or VMware Tools is not configured correctly

No guest OS heartbeats are being received. Either the guest OS is not responding or VMware Tools is not configured correctly – Issue Fixed and here is the Solution The above said error message will appear while we are trying to migrate a VM from one host to other OR if we are trying to… Read More »

How to determine VMware Host Storage Multipath enabled or disabled?

It is always recommended to have storage multipath enabled for the VMware hosts and this will be managed by the Storage team in the background. Storage vendor could be anyone like HP, EMC, IBM, DELL, Brocade, Cisco, NetApp, QLogic etc. System Admin should aware in their working environment whether multipath enabled for all the VM… Read More »