Explicit Synchronization

• barrier - causes thread to block until all nodes within the zone have reached the corresponding barrier
• barrier
  -wait at default barrier
• barrier 7
  -wait at named barrier
• barrier 7 100000
  -timeout is 100000
  seconds
• barrierall - causes thread to block until all nodes in all zones have reached the corresponding barrier
• barrierall
  -wait at default barrier
• barrierall 7
  -wait at named barrier
• barrierall 7 100000
  -timeout is 100000 sec

Previous slide

Next slide

Back to the index

View Graphic Version

No notes for slide 26