Category: VMware

VMware Update Manager – Part Two: Configuring VMware Update Manager (VUM)

February 5, 2015

In order to modify the Download Settings of the VMware Update Manager (VUM) from the vSphere Client browse to Home > Solutions and Applications > Update Manager > Download Settings. If you have a proxy server installed on your local area network to act as an intermediary for requests from the VUM component, the download … More VMware Update Manager – Part Two: Configuring VMware Update Manager (VUM)

Utilising vSphere Performance Monitoring Tools – Part Three: net-dvs

January 18, 2015

In a scenario where the vCenter Server System is not available and you require to perform network troubleshooting on a vSphere distributed switch (dvSwitch) configuration on a ESXi host system the net-dvs command from the ESXi shell or the vSphere Command Line interface can be useful. The configuration of dvSwitches is managed by the vCenter … More Utilising vSphere Performance Monitoring Tools – Part Three: net-dvs

Utilising vSphere Performance Monitoring Tools – Part Two: vscsiStats

January 18, 2015

The vscsiStats command allows for the troubleshooting of performance issues for virtual machine storage. It can collect data at the virtual SCSI device level and report this performance data as a histogram by collecting information on each I/O operation and reports on I/O metrics such as length, seek distance, number of outstanding I/O, I/O latency … More Utilising vSphere Performance Monitoring Tools – Part Two: vscsiStats

VMware vSphere Performance – Part Five: Optimizing Virtual Machine Resources

January 17, 2015

In previous articles I have described a number of steps to optimise the performance of ESXi host system resources, now we will look at details on how to optimise virtual machines with the available resources. VMware vSphere Performance – Part One: Optimizing ESXi Host Memory VMware vSphere Performance – Part One: Optimizing ESXi Host Memory … More VMware vSphere Performance – Part Five: Optimizing Virtual Machine Resources

Virtual Machine console latency causes auto-repeat characters

January 17, 2015

In an envrionment where latency to the virtual machine is high, in particular in a Wide Area Network (WAN) you may experience issues with auto-repeat characters as you type in the console. In order to resolve this issue a configuration parameter exists for the virtual machine named ‘keyboard.typematicMinDelay’ which configures the virtual machine console to … More Virtual Machine console latency causes auto-repeat characters