[petsc-users] How to confirm the performance of asynchronous computations

[Victor Eijkhout]

On , 2021Jan21, at 06:52, Viet H.Q.H. <hqhviet at tohoku.ac.jp<mailto:hqhviet at tohoku.ac.jp>> wrote:

The time used for the asynchronous calculation: 0.000203
+ |u| =  100.
The time used for the synchronous calculation: 0.000006

Your runtime is so short that you probably only measure a slight increase in overhead.

How many processors and what was the problem size?

Victor.

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