Hyperthreading/Dual core CPU's

[Ed Wilts]

On Fri, Nov 11, 2005 at 07:13:07AM -0800, Robert wrote:
> We have plans to buy HP DL380's and put Redhat AS 4.0, anyone know how
> the Hyperthreading works on Redhat, can we enable it on Redhat? does
> it see 2 CPU's if there is only one CPU board?. 

We have a bunch of DL380s around here.  This is from a dual-cpu DL380
running RHEL 4:

[ewilts at post2 ~]$ egrep 'processor|name' /proc/cpuinfo
processor       : 0
model name      : Intel(R) Xeon(TM) CPU 3.40GHz
processor       : 1
model name      : Intel(R) Xeon(TM) CPU 3.40GHz
processor       : 2
model name      : Intel(R) Xeon(TM) CPU 3.40GHz
processor       : 3
model name      : Intel(R) Xeon(TM) CPU 3.40GHz

[ewilts at post2 ~]$ uname -rvmpio
2.6.9-22.ELsmp #1 SMP Mon Sep 19 18:32:14 EDT 2005 i686 i686 i386 GNU/Linux

-- 
Ed Wilts, RHCE
Mounds View, MN, USA
mailto:ewilts at ewilts.org
Member #1, Red Hat Community Ambassador Program