Tagged: ESXi

Reclaim VMFS Deleted Blocks via UNMAP 0

Reclaim VMFS Deleted Blocks via VAAI UNMAP

Since the release of vSphere 5.5 back in September 2013 we have been able to utilise ESXCLI to manually reclaim deleted blocks from VMFS datastores. Essentially, by using the VAAI UNMAP primitive, we can reclaim previously used blocks by releasing them back to the storage array, allowing them to be...

VMware Product Walkthroughs 0

VMware Product Walkthroughs

A great new range of informational overviews is available via the VMware Product Walkthroughs website. Covering a range of product overviews (from vSphere 6.5, vRealize Network Insight, and more), to the specifics of vSphere 6.5 Encrypted vMotion, NSX VXLAN Configuration, Virtual SAN Fault Domains. Great on so many levels, enabling us to up-skill and...

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Testing Network Connectivity Between VMkernel Ports

Configuring VLANs within vSphere is a simple enough task, however, testing outgoing ICMP traffic between hosts is a must when you find yourself unable to communicate with another VMkernel port on another host. Using the vmkping CLI command, we are able to test outgoing traffic via specific VMkernel ports, perfect for...