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Update doc/htmldoc/nest_behavior/built-in_timers.rst
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Co-authored-by: Hans Ekkehard Plesser <[email protected]>
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@JanVogelsang @heplesser
JanVogelsang and heplesser authored Feb 6, 2025
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Expand Up @@ -115,8 +115,7 @@ adds an additional MPI barrier right before the start of communication, which mi

Multi-threaded timers
---------------------
In previous NEST versions, only the master thread measured timers. Since NEST 3.9, all timers that are recorded in a
parallel (multi-threaded) environment are recorded by each thread individually.
In previous NEST versions, only the master thread measured timers. Since NEST 3.9, timers which measure time spent exclusively in multi-threaded environments are recorded by each thread individually.

The legacy timer behavior can be restored via the ``-Dwith-threaded-timers=OFF`` CMake flag.

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