[infinispan-dev] Per-entry lock container

Thomas Fromm tf at tfromm.com
Tue Oct 23 01:58:21 EDT 2012


On 22.10.2012 18:16, Manik Surtani wrote:
> Wow.  Looks like ref counting is a winner.  Simple local mode test, 
> comparing 5.2.0.Beta2 (in red), my fix for ISPN-2381 *without* ref 
> counting (in blue) and with ref counting (in green).
>
> Weird that read performance is also affected, as these patches are for 
> the lock manager which is not used when reading.  Could be overall 
> resource contention that slows down reader threads.
>
[...]

Thats just in time. I noticed two weeks ago during internal benchmarks, 
that the current exclusive locking stuff for write operations in local 
caches is expensive.
Looking forward to have this: pull, pull, pull! :-D

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