[#BloombergLP-bslmt-MeteredMutex-waitTime]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/MeteredMutex.adoc[MeteredMutex]::waitTime
:relfileprefix: ../../../
:mrdocs:

Return the wait time (in nanoseconds), accumulated since the most recent call to `resetMetrics` (or `MeteredMutex` if `resetMetrics` was never called)&period;

== Synopsis

Declared in `&lt;bslmt&lowbar;meteredmutex&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bsls/Types/Int64.adoc[bsls::Types::Int64]
waitTime() const;
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