Multi-core architectures
1Multi- core architecturesJernej Barbic15-213, Spring 2007May 3, 20072Single- core computer3Single- core CPU chipthe single core4Multi- core architectures This lecture is about a new trend in computer architecture:Replicate multiple processor cores on a single 1Core 2Core 3Core 4Multi- core CPU chip5Multi- core CPU chip The cores fit on a single processor socket Also called CMP (Chip multi -Processor)core1core2core3core46The cores run in parallelcore1core2core3core4thread 1thread 2thread 3thread 47Within each core , threads are time-sliced (just like on a uniprocessor)core1core2core3core4several threadsseveral threadsseveral threadsseveral threads8Interaction with theOperating System OS perceives each core as a separate processor OS scheduler maps threads/processes to different cores Most major OS support Multi-core today.
1 Multi-core architectures Jernej Barbic 15-213, Spring 2007 May 3, 2007
Download Multi-core architectures
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: