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<h2 class="title" style="clear: both"><a id="mutex_set_tas_spins_parameter"></a>mutex_set_tas_spins</h2>
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<p>
Specifies the number of times the test-and-set mutexes should spin
without blocking. The value defaults to 1 time on uniprocessor
systems and to 50 times the number of processors on multiprocessor
systems.
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The syntax of this parameter in the <a href="../../programmer_reference/env_db_config.html#env_db_config.DB_CONFIG" class="olink">DB_CONFIG</a> file is a single
line with the string <code class="literal">set_tas_spins</code>, one or more
whitespace characters, and the number of spins.
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For more information, see
<a class="xref" href="mutexset_tas_spins.html" title="DB_ENV->mutex_set_tas_spins()">DB_ENV->mutex_set_tas_spins()</a>.
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