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reset the timer also on non-root MPI processes #1787

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merged 2 commits into from
Dec 24, 2023
Merged

reset the timer also on non-root MPI processes #1787

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88a3f8d
reset the timer also on non-root MPI processes
ranocha Dec 20, 2023
460c14a
Merge branch 'main' into hr/reset_timer
sloede Dec 24, 2023
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8 changes: 7 additions & 1 deletion src/callbacks_step/summary.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -152,7 +152,13 @@ function initialize_summary_callback(cb::DiscreteCallback, u, t, integrator;
Polyester.reset_threads!()
end

mpi_isroot() || return nothing
# The summary callback should only print information on the root process.
# However, all other MPI processes should also reset the timer so that
# it can be used to diagnose performance.
if !mpi_isroot()
reset_timer!(timer())
return nothing
end

print_startup_message()

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