[#BloombergLP-ball-FileObserver-rotationSize]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/FileObserver.adoc[FileObserver]::rotationSize
:relfileprefix: ../../../
:mrdocs:

Return the size (in kilobytes) of the log file that will trigger a file rotation by this file observer if rotation&hyphen;on&hyphen;size is in effect, and 0 otherwise&period;

== Synopsis

Declared in `&lt;ball&lowbar;fileobserver&period;h&gt;`

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

== Return Value

rotation size in kilobytes, or 0 if rotation&hyphen;on&hyphen;size is off


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