Author: Mostafa Khalil

VSAN

ESXi 5.5 EP07 posted. A must have before upgrading to VSAN6 in certain configurations

A critical issue was reported with upgrading VSAN from ESXi 5.5 with Patch 4 or Express Patch 6 to vSphere 6 GA. The problem was introduced in the above patches which attempted to fix an incorrect SSD capacity reporting when using RVC command vsan.disks_stats. EP07 backs out the above fix. Here is the possible sequence of […]

Mostafa Khalil 
Storage General

How to identify if an ESXi host is booted from PXE?

Have you ever wanted to find out if an ESXi host is booted from PXE? In ESXi 5.0 and later, a handy CLI based tool, bootOption, can help you accomplish this task. This is available at the DCUI or via SSH. The syntax to use is: # bootOption -p The output can be one of […]

Mostafa Khalil 
Events

Monster VM panel VAPP4679 voted top 10 at VMworld 2013 San Francisco

Monster VM panel VAPP4679 session voted top 10 at VMworld 2013 in San Francisco. This session will be delivered in Barcelona as well. Going to VMworld 2013 in Barcelona? Make sure to sign up for session VAPP4679 “Software-Defined Datacenter Design Panel for Monster VMs: Taking the Technology to the Limits for High Unilization, High Performance […]

Mostafa Khalil 
Publications

Storage Implementation in vSphere 5 book ships August 28, 2012

Finally my book titled “Storage Impelementation in vSphere 5.0” went to print and will be available by VMworld 2012 SFO. I will have books sigining events there. The book is available for pre-order at: Pearson/VMware Press Amazon Safari    

Mostafa Khalil 
VAAI

vSphere 5.0 Update 1 introduces a tool to manually reclaim deleted blocks

With today’s release of VMware vSphere 5.0 Update 1, included is an update to vmkfstools that enables administrators to manually reclaim deleted blocks on thin provisioned LUNs on VAAI capable storage arrays. The new flag added to vmkfstools is “-y” and takes the percentage of the deleted blocks to reclaim as an argument. You need to cd […]

Mostafa Khalil 
Events Storage General

Storage Troubleshooting Boot Camp – Partner Exchange 2012

I will deliver vSphere 5 Storage Boot Camp at Partner Exchange 2012 in Las Vegas on Sunday February 12, 2012. The session is free to Partner Exchange 2012 attendees and will be 4 hours long starting at 8:30am Here is the session details: VMware vSphere 5 – Storage Troubleshooting Learn basic to advanced levels of […]

Mostafa Khalil 
3d book display image of Storage Design and Implementation in vSphere 6

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