RFR: 8007806: Need a Throwables performance counter

Alan Bateman Alan.Bateman at oracle.com
Sun Feb 24 08:56:26 UTC 2013

On 23/02/2013 23:35, David Holmes wrote:
> Before we rush down this path. Atomic operations on 64-bit types are 
> not supported natively on all 32-bit platforms. Atomic updates on 
> those platforms will degenerate into locking - which is the barrier to 
> implementing frequently used counters in the first place.
I understand, and clearly more work/investigation is required, but I 
think it's worth looking into, particularly if Nils and others are going 
are adding further counters and instrumenting code dynamic to use them.


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