Author Archives: Ganadmin

Azure AZCopy architecture design

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Datastore with NFS4 slowness issue and Netapp\VMware findings.

Already mentioned in my previous blog here about the NFS 4 slowness issue compared to the NFS3 and we captured the packets and worked with the Netapp, below are the findings of our test when we tried ls -lahR | … Continue reading

Posted in ESX command, ESXi issue, ESXi Patches, VMware | Tagged , , , , | 1 Comment

Useful tips to find the resource types under the azure policy.

In our organization, we have restrictions to use all the services in azure and have to work with the different teams to enable the resource types in policy for the resources. Recently I was working to add the non-azure VM … Continue reading

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NFSv3 datastore is much faster than NFSv4

Recently we have noticed in a few datastore the search operation is taking more time than expected and in our testing, it was identified that compare to NFSv4, NFSv3 results are better. Our testing is to first list files from … Continue reading

Posted in ESX command, ESXi issue, ESXi Patches, logs, VCSA6.7, vcsa7.0, VCSA8.0, VMware | Tagged , , , , | 1 Comment

Issue connecting Azure VM using Azure AD from our laptop 

Azure AD has been configured and we are able to login to the Azure VM from another Azure VM using the AD credentials but it is getting failed when we try to connect using our local laptop. One of the … Continue reading

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Reboot issue MCE error on Dell PowerEdge R6525 running ESXi 7.0 Update 3c

We have new hardware running Dell PowerEdge R6525\AMD EPYC 7713 64-Core Processor with ESXi 7.0 Build: 19193900 Release: ESXi 7.0 Update 3c (ESXi 7.0 Update 3c) and PRD VMs were migrated to the 15 hosts cluster. After a few weeks, … Continue reading

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NFS 4.1 datastores might become inaccessible after failover or failback operations of storage arrays

NFS 4.1 datastores might become inaccessible after failover or failback operations of storage arrays. When storage array failover or failback operations take place, NFS 4.1 datastores fall into an All-Paths-Down (APD) state. However, after the operations are complete, the datastores … Continue reading

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VCSA upgrade stuck in 88%

VCSA 7.0 U3b upgrade stuck in 88% Resolution Vami page was stuck at 88% for more than a hour. Removed the update_config file and restarted the VAMI, but update was not done. Downloaded the fp.iso patch and patched the VCSA … Continue reading

Posted in VMware | Tagged , , | 2 Comments

VMs running on new MAC-Mini ESXi network issues.

We have a new MAC MINI 2019\2020 and old model (2018 ) running with ESXi 6.7U3 and noticed on new mac-mini VMs ( MAC\Windows\Linux) having issues connecting the network and downloading the files. The only difference is the network card … Continue reading

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Ports required for the AD

Lots of links talk about the ports required for the AD connection and in my environment below ports are enabled and able to add the client to the AD with DNS registred. TCP_636  TCP_3268  TCP_3269 TCP_88  UDP_88  TCP_53 UDP_53  TCP_445 UDP_445  … Continue reading

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