[#BloombergLP-bslmt-Configuration-defaultThreadStackSize]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/Configuration.adoc[Configuration]::defaultThreadStackSize
:relfileprefix: ../../../
:mrdocs:

Return the value set by the last call to `setDefaultThreadStackSize`&semi; if `setDefaultThreadStackSize` has never been called, return `ThreadAttributes&colon;&colon;BSLMT&lowbar;UNSET&lowbar;STACK&lowbar;SIZE` which will signal thread creation to use the thread stack size native to the platform&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
int
defaultThreadStackSize();
----


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