[#Arena-Stats-08-used]
= xref:Arena.adoc[Arena]::xref:Arena/Stats-08.adoc[Stats]::used
:relfileprefix: ../../
:mrdocs:

Number of bytes currently allocated.

== Synopsis

Declared in `<support/lockedpool.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size_t used;
----


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