How to delete My Site of a user within SharePoint

To delete my site of a particular user, run following command

stsadm -o deletesite -url http://spswebname/personal/username.

You can fine stsadm command at $:\Program Files\Common Files\Microsoft Shared\web server extensions\12\bin and don’t forget to replace spswebname with actual web name, and username with the name (loginname) of that user. For this, login as SharePoint administrator.