Once done, just connect and change directory to the location of the file, and unpackage the zip: Like this I can unzip and run directly from within VCSA:ĭownload VDT utility directly to your VCSA In my case, I simply use Putty to initiate a SSH session and then download the file directly to my VCSA via wget command. In this case, you’ll have to have a look at this VMware KB article and follow the procedure to solve the issue. If the problem repeats, try turning off ‘Optimize connection buffer size”. “Host is not communicating for more than 15 seconds. If you’re trying to use WinSCP from Windows workstation, you might see this error: You can either use a file copy utility such as WinSCP to copy the entire ZIP directory to the /root directory or if your VCSA has an internet connection, you can download the zip file directly to your VCSA (ssh session from Putty will help). How to use vSphere Diagnostic Toolįirst, download the ZIP file from the link, then upload the ZIP file to the vCenter system to be analysed. The usage is pretty simple as all you need to do to download and unzip the script to your local hard drive and then upload it to your VCSA appliance via file transfer utility such as WinSCP. The utility is actually a set of self-contained python and bash scripts which are able to perform those tests against VCSA and PhotonOS platform.Įach test has its own result to show you whether there is a pass, fail or warning. VSphere Diagnostic Tool (VDT) is very new tool, still in an early alpha stage, but has a big plan as for the development roadmap. You can use this tool with vSphere 6.5 or higher. It is uses by VMware support engineers to actually isolate an issue which you might encounter within your vSphere environment. You can for example find out whether your vCenter server is running all the required services, it does a port check or certificate check to see whether there are some issues in the environment. It is a free tool (a script) which does some interesting checks of your vCenter server.

There is a new free utility called vSphere Diagnostic Tool you can check out. StarWind Virtual Tape Library (VTL) OEM.StarWind Virtual Tape Library Appliance (VTLA).StarWind RDMA Performance Benchmark (rPerf).

Winscp optimize buffer size