Category Archives: ESXi issue

Bug in network introspection driver (vnetflt.sys) VMtools 11265 (11.0.1)

Posted on February 13, 2020 by

Recently we have upgraded the VMtools version from 10.305\10.346 to 11265 – 11.0.1 and we noticed few VMs went to hung status and noticed the below alert in windows VMs. vmware.log: 2020-02-07T12:50:58.182Z| vcpu-0| I125: Guest: vsep: AUDIT: VFileSocketMgrCloseSocket : Mux … Continue reading →

Posted in ESXi issue, NSX 6.1.4, Vcenter Appliance, vCSA 6.0, VCSA6.5, VMs, VMtools issue, VMware, Vnic, vShield, Windows | Tagged , , | Leave a comment

Solution for the SMB1 AD Authentication issue – ESXi 6.5U3 update

Posted on July 31, 2019 by

As per my previous blog on SMB1 AD authentication issue in 6.5u1 , VMware communicated that it will be fixed  after the 6.7 U2 update but it looks like in the recent 6.5 U3 update it got fixed.In the release … Continue reading →

Posted in ESX command, ESXi issue, ESXi Patches, VC6.0 Appliance Installation Issue, vCSA 6.0, VCSA6.5, VMware | Tagged , | Leave a comment

VCSA Shell is disabled.

Posted on June 30, 2019 by

One of our VC is down because of the space issue and not able to login to the Shell. Followed the below steps to fix the same. Accessed the VCSA on Grub mode Found “/” and /storage/log partitions were full. … Continue reading →

Posted in ESXi issue, Vcenter Appliance, vCSA 6.0, VCSA6.5, VMware | Tagged , , , | Leave a comment

EVC Mode on cluster for encryption

Posted on April 30, 2019 by

In our POC for our new application , noticed the significant differences on the performance on two different environment which is running on same hardware model.Even though the network layer is different from the environment A and B  the issue … Continue reading →

Posted in Dell, ESXi issue, HP, Vcenter Appliance, vCSA 6.0, VCSA6.5, VMware | Tagged , , | Leave a comment

6.5u1 SMB1 issue with causes the AD authentication issue.

Posted on January 29, 2019 by

We had the AD authentication issue from the ESXi 6.5 U1 and tried various method mentioned in my previous blog but it got failed with all the options. Below is the error while trying to connect the host from the domainjoin-cl … Continue reading →

Posted in ESXi issue, Vcenter Appliance, vCSA 6.0, VCSA6.5, VMware | Tagged , , , , , , | 1 Comment

Tips to edit the .vmdk (descriptor file)

Posted on November 30, 2018 by

We are in the situation to change the scsi adapter detail in the disk vmdk (descriptor file) and the count of the VM list is very high so used the below steps to change it on the multiples VMs. Log-in … Continue reading →

Posted in ESX command, ESXi issue, VMware | Tagged , | Leave a comment

Bug in some vSAN code that Logic Monitoring is polling

Posted on June 30, 2018 by

As per the below link  if we are using the Logic Monitoring for VSphere environment, It looks like due to a change in the server-side API behavior of VMware 6.5, could trigger host instability, or possibly a crash of an ESXi 6.5 host. https://communities.logicmonitor.com/topic/1945-fyi-lm-can-trigger-esxi-65-hostd-to-crash/?tab=comments#comment-4839 … Continue reading →

Posted in ESXi issue, VCSA6.5, VMware | Tagged , | Leave a comment

Useful links about Meltdown and Spectre

Posted on January 9, 2018 by

Everyone is  working on to fix the Meltdown and Spectre so just thought of sharing few links which will help to handle the issue efficiently . HP Today HP has released update for System ROM and we can find below link to … Continue reading →

Posted in Dell, ESXi issue, ESXi Patches, ESXi Tools, Firmware upgrade, HP, Trend Micro Deep Security, VCSA6.5, VMware, Windows | Tagged , , | Leave a comment

VCSA 6.5 upgrade\Installation issues and fixes

Posted on November 30, 2017 by

Recently I have started upgrading the VC6.0 U3 ( VCSA ) to 6.5 U1 and encountered few issues  so  same like by previous blogs on VC6.0  issues , planned to do it for VC6.5 also and  find the old blogs … Continue reading →

Posted in ESXi issue, VC6.0 Appliance Installation Issue, Vcenter Appliance, vCSA 6.0, VCSA6.5, VMware | Tagged , , | 3 Comments

Supermicro bug on running VMs in Nested method.

Posted on April 29, 2017 by

One of our internal cloud environment which is running ESXi hosts under SuperMicro ( SYS-1027GR ) got failed with the PSOD referencing Fatal (unrecoverable) MCE on one of physical CPU .It happened almost all the ESX hosts on the cluster frequently … Continue reading →

Posted in ESXi issue, VMware | Tagged , , , | 1 Comment