Yes of course. If your number is 123456, the this takes 4 bytes as
an int. But as a String in a 64-bit JVM you have an 8-byte reference,
4-byte object overhead, a char count of 4 bytes, and 6 2-byte chars.
Maybe more i'm not thinking of.
On Sat, Oct 11, 2014 at 6:29 AM, Liam Clarke-Hutchinson
Hi all,
I'm playing with Spark currently as a possible solution at work, and I've
been recently working out a rough correlation between our input data size
and RAM needed to cache an RDD that will be used multiple times in a job.
As part of this I've been trialling different methods of