On 8/17/05, Joseph M Dupre (AVAB Inc.) <[EMAIL PROTECTED]> wrote: > I have a Dell sc420, which, as far as I can tell, only has one > processor. There is no spot on the motherboard for a second > processor. > > However, if I disable SMP support, the kernel issues a warning: > kernel: WARNING: NR_CPUS limit of 1 reached. Processor ignored. > > If I enable SMP support, the kernel initializes not one, but two > processors: > kernel: Total of 2 processors activated (11075.58 BogoMIPS). > > What is this second processor??? Where is this SMP MP-table that the > kernel is finding, and why is it on a single processor machine? >
Newer Intel Pentium 4 chips have a feature known as HyperThreading - look on google for lots of info. The result is the kernel sees two CPU's - enabling SMP is required to use the HyperThreading capability. -- - Steve Crosby -- http://linuxfromscratch.org/mailman/listinfo/lfs-support FAQ: http://www.linuxfromscratch.org/lfs/faq.html Unsubscribe: See the above information page
