https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319558#M4573 actually you can disable cores in server BIOS or depending your OS, in your kernel parameters Mon, 08 Dec 2008 19:30:09 GMT JKytsi 2008-12-08T19:30:09Z https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319556#M4571 How do you turn off the Hyper-Threading on the BL460c? Mon, 08 Dec 2008 15:11:08 GMT https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319556#M4571 Ray Lee_2 2008-12-08T15:11:08Z https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319557#M4572 AFAIK, BL460c CPU doesn't have HyperThreading, probably you mean Dual-Core or Quad-Core CPU ?<BR />And AFAIK you cannot turn-off CPU cores.... Mon, 08 Dec 2008 16:54:22 GMT https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319557#M4572 Igor Karasik 2008-12-08T16:54:22Z https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319558#M4573 actually you can disable cores in server BIOS or depending your OS, in your kernel parameters Mon, 08 Dec 2008 19:30:09 GMT https://community.hpe.com/t5/bladesystem-general/hyperthreading/m-p/4319558#M4573 JKytsi 2008-12-08T19:30:09Z