* RFI:Ada concurrent tasks @ 1987-07-14 15:08 holt 1987-07-15 11:15 ` Doug Bryan 1987-07-17 14:28 ` stt 0 siblings, 2 replies; 3+ messages in thread From: holt @ 1987-07-14 15:08 UTC (permalink / raw) <I'm posting this for Bryan Wolf, McDonnell Douglas - Inco, Inc.> How many concurrent *Ada* tasks has anyone out there in net.land managed to have running simultaneously, with regards to performance and on what hardware? -- /*--------------------------------------------------------------* * Mark L Holt * * McDonnell Douglas - Inco, Inc. * * ...!seismo!sundc!hadron!inco!holt * * "If you ain't the lead dog, the scenery never changes" * * DISCLAIMER: The opinions expressed are my own and in no way * * reflect the views of McDonnell Douglas or its subsidiaries. * *--------------------------------------------------------------*/ ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: RFI:Ada concurrent tasks 1987-07-14 15:08 RFI:Ada concurrent tasks holt @ 1987-07-15 11:15 ` Doug Bryan 1987-07-17 14:28 ` stt 1 sibling, 0 replies; 3+ messages in thread From: Doug Bryan @ 1987-07-15 11:15 UTC (permalink / raw) > How many concurrent *Ada* tasks has anyone out there in net.land > managed to have running simultaneously, with regards to performance > and on what hardware? one (aren't all validiated compilers for single CPU targets?) doug ------- ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: RFI:Ada concurrent tasks 1987-07-14 15:08 RFI:Ada concurrent tasks holt 1987-07-15 11:15 ` Doug Bryan @ 1987-07-17 14:28 ` stt 1 sibling, 0 replies; 3+ messages in thread From: stt @ 1987-07-17 14:28 UTC (permalink / raw) As a test case, we created and executed a program which spawned more than 500 Ada tasks using the Intermetrics Real-Time MVS Ada compiler on a 4341. This compiler uses one MVS task for each Ada task, and provides for "true" concurrency on a multi-processor such as a 3090. The primary performance problem involved certain linear-list algorithms inherent in MVS dealing with task creation. Once the tasks were created, performance was "fine." Tucker Taft c/o Intermetrics, Inc. Cambridge, MA 02138 ^ permalink raw reply [flat|nested] 3+ messages in thread
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