Re:JEP254: proposal to represent Java Strings as ISO-8859-1
by aardvark179 on Friday May 15, 2015 @09:17AM
(#9550331)
And the more you can allocate in a thread local allocation buffer before your bump allocator has to request a new TLAB.
The smaller the strings, the more strings you can allocate before triggering a garbage collection. Also, the smaller the objects, the less copying is needed when promoting survivors.