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  1. Restarting the Management agents in ESXi
  2. Investigating virtual machine file locks on ESXi
  3. “503 service unavailable” error when connecting to the vCenter Server using the vSphere Web Client
  4. Excessive Hardware health alarms being triggered for “Sensor -1 type” on ESXi hosts running vSphere 6.7 U3
  5. Troubleshooting an ESXi/ESX host in non responding state
  6. Resetting root account password of vCenter Server Appliance 5.5 & 6.0
  7. /dev/sda3 – root partition 100% full due to Audit.log files not being rotated in vCenter Server Appliance
  8. L1TF related “esx.problem.hyperthreading.unmitigated” vCenter Server Updates: CVE-2018-3646
  9. “503 Service Unavailable” error on the vSphere Web Client when logging in or accessing the vCenter Server
  10. System logs are stored on non-persistent storage
  11. “Cannot open the disk” errors powering on a VM
  12. Troubleshooting Volume Shadow Copy (VSS) quiesce related issues
  13. Troubleshooting virtual machine network connection issues
  14. VLAN configuration on virtual switches, physical switches, and virtual machines
  15. Workaround for OpenSLP security vulnerability in ESXi 6.x (CVE-2019-5544)
  16. Unable to Locate the ISO Image for the VMware Tools Installation
  17. When using vCenter Converter the converter agent fails to install with an error
  18. Powering on a virtual machine fails with the error: Cannot open the disk
  19. Troubleshooting ESX/ESXi virtual machine performance issues
  20. Cannot create a quiesced snapshot because the snapshot operation exceeded the time limit for holding off I/O in the frozen virtual machine