Hi Mohamed, Check this URL I hope help you http://www.clusterbuilder.com/vmware/ Regards, Samer ALJazZar <samer.jazzar@xxxxxxxxx> wrote: Hello Mohamed, open up both .vmx files in both vmware base directories and add the following disk.locking = "FALSE" diskLib.dataCacheMaxSize = "0" scsi1.sharedBus = "virtual" and for each disk add this line ( make sure to change scsi number based on your setup) scsi1:0.deviceType = "disk" Good Luck On 4/16/08, Mohamed Ahmed Mostafa <muhammed.amustafa@xxxxxxxxx> wrote: Dears, Could you please help me how can i create a cluster server using VMWare Server Release? I've installed two Virtual Servers Windows 2003 Enterprise edittion and they can access a virtual disk, but the data which written to this virtual disk is not concurntly shared between those two server. i have to restart the another node to be bale to see this data. Example, if i do add a text file on the shared disk through Node1, i can't see this file on the node two before i do restart node tow's operating system. Could you please help me by any relative documents or idea can help me understand this topic as i wanna apply a oracle cluster to learn and test it. BR Mohamed -- Samer M. ALJazzar Oracle Database Administrator-ITD National Bank of Kuwait between 0000-00-00 and 9999-99-99