RFR: 8309130: x86_64 AVX512 intrinsics for Arrays.sort methods (int, long, float and double arrays) [v14]

Srinivas Vamsi Parasa duke at openjdk.org
Fri Aug 4 19:36:35 UTC 2023


On Thu, 3 Aug 2023 04:06:09 GMT, Sandhya Viswanathan <sviswanathan at openjdk.org> wrote:

>> Srinivas Vamsi Parasa has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update src/java.base/share/classes/java/util/Arrays.java
>>   
>>   Co-authored-by: David Schlosnagle <schlosna at gmail.com>
>
> test/micro/org/openjdk/bench/java/util/ArraysSort.java line 55:
> 
>> 53: @State(Scope.Thread)
>> 54: @Warmup(iterations = 3, time=60)
>> 55: @Measurement(iterations = 3, time=120)
> 
> Warmup/measurement time could be reduced in the jmh micro to 2s/5s.

Warmup/measurement time of 2s/5s works well for array size <= 10,000 is not giving sufficient time to warmup for size>=100,000.

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PR Review Comment: https://git.openjdk.org/jdk/pull/14227#discussion_r1284782800


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