'Acquire release' presentation slideshows

Threads and Synchronization

Threads and Synchronization. Jeff Chase Duke University. A process can have multiple threads. int main( int argc , char * argv []) { if ( argc != 2) { fprintf ( stderr , "usage: threads <loops> "); exit(1); } loops = atoi ( argv [1]); pthread_t p1, p2;

1.87k views • 174 slides

Threads and Synchronization

Threads and Synchronization. Jeff Chase Duke University. A process can have multiple threads. int main( int argc , char * argv []) { if ( argc != 2) { fprintf ( stderr , "usage: threads <loops> "); exit(1); } loops = atoi ( argv [1]); pthread_t p1, p2;

1.75k views • 174 slides

Release Consistency

Release Consistency. Slides by Konstantin Shagin, 2002. The need for Relaxed Consistency Schemes. In any implementation of Sequential Consistency there should be some global control mechanism. Either of writes or reads require memory synchronization operations.

831 views • 69 slides

Release Consistency

Release Consistency. Slides by Konstantin Shagin, 2002. The need for Relaxed Consistency Schemes. In any implementation of Sequential Consistency there should be some global control mechanism. Either of writes or reads require memory synchronization operations.

702 views • 69 slides

Threads and Synchronization

Threads and Synchronization. Jeff Chase Duke University. Portrait of a thread. low. name/status etc. 0xdeadbeef. Stack. machine state. high. Thread operations a rough sketch: t = create (); t. start (proc, arg); t. alert (); (optional) result = t. join ();. Self operations

628 views • 43 slides

Threads and Synchronization

Threads and Synchronization. Jeff Chase Duke University. Portrait of a thread. low. name/status etc. 0xdeadbeef. Stack. machine state. high. Thread operations a rough sketch: t = create (); t. start (proc, arg); t. alert (); (optional) result = t. join ();. Self operations

546 views • 43 slides

ECE 1747: Parallel Programming

ECE 1747: Parallel Programming. Distributed Shared Memory (DSM). Multiprocessor (SMP). proc1. proc3. proc2. X=0. X=0. X=0. X=0. Consistency Models. Sequential Consistency All processors observe the same order Must correspond to some serial order

453 views • 31 slides

More Synchronization, Semaphores

277 views • 16 slides