Message passing between threads: Java 4 times faster than D
Marco.Leise at gmx.de
Thu Feb 9 11:49:46 PST 2012
Am 09.02.2012, 20:35 Uhr, schrieb Andrei Alexandrescu
<SeeWebsiteForEmail at erdani.org>:
>>> If we're doing one allocation per
>>> message passed, that might explain the 4x performance difference (I
>>> have no trouble figuring Java's allocator is this much faster than
>> Well, what does +1 Variant and +1 LinkedListNode sum up to?
> Sorry, I don't understand...
There are at least 2 allocations, one for the Variant and one for the new
node in the linked list aka message box. But from what you wrote it sounds
like a Variant doesn't allocate unless the contained data exceeds some
internal storage. Sean found another possible allocation in the other
branch of this discussion.
More information about the Digitalmars-d