Enter
the Start and End frames
you want to create the cache for. The default values are based on
the current timeline range.
With
the Cache To options, specify if you
want to generate the cache to external files, or internally on the
node.
Make
sure your mesh or meshes are selected, and click Generate
Cache for Selected Objects.
The timeline auto-scrubs and a cache is stored.
When finished, the cache attribute is set to Read mode
for the type of cache you created for each object that was affected.