> From: Narender Rao <[EMAIL PROTECTED]> > Subject: Re: [twincling] Difference between SMP Kernel and a normal Kernel > Sent: 20 Mar '07 21:49 > > Hi Saifi, > > That cleared some of my doubts.Thanks a lot. > > These are my findings on SMP. > > Each Processor uses a cache which access the same Shared Memory.They keep > updating their cache with the changes that affect the Memory by > "snooping". > > When it is a Dual Core Processor, it has two cache for the SMP kernel.On > the > same processor if I select the other Kernel how these are accessed. > > Thanks, > Narender Rao >
Dual core technology was developed so that both core share the same die and can utilize the cache cohereny circuitry at much higher clock rate. The two cores also "share" the L2 cache and the FSB (Front Side Bus). thanks Saifi.
