Hi Malaka,

Great work! Could you please share the JMH benchmark?

Thanks!

On Tue, Jan 26, 2016 at 10:05 AM, Ramith Jayasinghe <[email protected]> wrote:

> Hi Malaka,
>  lets report these findings on architecture group as a investigation we
> did.
> regards
> Ramtih
>
> On Tue, Jan 26, 2016 at 8:16 AM, Malaka Gangananda <[email protected]>
> wrote:
>
>> Hi,
>>
>> While profiling the MB we found out that there is a performance bottle
>> neck in using util.ConcurrentSkipListMap. Because every time size call is
>> made it has to loop through the data structure so it takes O(n) time. But
>> looking at GC ConcurrentHashMap we found out that it only takes constant
>> time (O(1) time) to make the size call.Other operations on GC
>> ConcurrentHashMap are also faster than uti.ConcurrentSkipListMap.
>>
>> Here I have attached JMH Benchmark results which acquired by testing
>> util.ConcurrentSkipListMap vs GC ConcurrentHashMap
>>
>> ​​​
>>  ConcurrentSkipListMap Vs Goldmansachs Concurre...
>> <https://docs.google.com/a/wso2.com/spreadsheets/d/1y5w1aIDBN89C0ctB83iDOULtYPnB_-3OuGYArd0lbt0/edit?usp=drive_web>
>> ​
>>
>> Malaka Gangananda
>> Software Engineer Intern
>> mobile:0713564340
>> [email protected]
>> <[email protected]>
>>
>
>
>
> --
> Ramith Jayasinghe
> Technical Lead
> WSO2 Inc., http://wso2.com
> lean.enterprise.middleware
>
> E: [email protected]
> P: +94 777542851
>
>
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-- 
Isuru Perera
Associate Technical Lead | WSO2, Inc. | http://wso2.com/
Lean . Enterprise . Middleware

about.me/chrishantha
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