Sat Nov 28 2020 20:43:46 UTC
Performance is not a checkbox somewhere in Options dialog.
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ID Product Comp Assignee Status Resolution Summary Changed
56453 POI HSSF dev RESO DUPL HSSFCellStyle getDataFormatStringCache must be used synchronized 2014-05-26
One bug found.

as

File a new bug in the "HSSF" component of the "POI" product