gistfile1.txt

kronos:rubinius:[master]$ bin/rbx -I heap_dump/lib/ heap_dump/bin/histo.rb heap.dump heap2.dump 
        43                         Method 2408
        40                         String 2880
        40            Rubinius::ByteArray 1600
         3                Rubinius::Tuple 480
         3     Rubinius::GlobalCacheEntry 144
         2          Rubinius::LookupTable 96
         1                          Class 112
         1  Rubinius::LookupTable::Bucket 48
         1          Rubinius::MethodTable 48

I've got a very suspicious feeling that rbx is slower than mri on my FreeBSD box.

On some tests MRI is fasther than rubinius. It depends.

What's the brake? Generally?

Hashes and strings, for example.

Doh! :-)