dev@grizzly.java.net

Re: grizzly 2.2 performance issue

From: Tigran Mkrtchyan <tigran.mkrtchyan_at_desy.de>
Date: Fri, 17 Aug 2012 15:31:01 +0200

Hi Alexey,

the 2.3-SNAPSHOT is comparable with 2.1.11.
The 2.2.9 is ~5% slower in my simple test. We can run
more production level tests next week as they take ~5-6 hours per run
and require special setup.

Regards,
   Tigran.

On Fri, Aug 17, 2012 at 2:10 PM, Tigran Mkrtchyan
<tigran.mkrtchyan_at_desy.de> wrote:
> NP. give me an hour.
>
> Tigran.
>
>
> On Fri, Aug 17, 2012 at 12:46 PM, Oleksiy Stashok
> <oleksiy.stashok_at_oracle.com> wrote:
>> Tigran, before you test (if you planned) releases (2.1.7; 2.2.9), wanted to
>> ask if you can try Grizzly 2.3-SNAPSHOT first?
>>
>> Thanks.
>>
>> WBR,
>> Alexey.
>>
>>
>> On 08/17/2012 11:51 AM, Oleksiy Stashok wrote:
>>>
>>> Hi Tigran,
>>>
>>> thank you for the info.
>>> We'll investigate that!
>>>
>>> We'll appreciate any help, which will let us narrow down the problem, for
>>> example if you have some time to try another releases 2.1.7<release<2.2.9 it
>>> would help a lot.
>>>
>>> Thanks.
>>>
>>> WBR,
>>> Alexey.
>>>
>>>
>>> On 08/17/2012 11:36 AM, Tigran Mkrtchyan wrote:
>>>>
>>>> Hi,
>>>>
>>>> After lot of time spent on debugging we found that the change from
>>>> grizzly-2.1.7 to grizzly-2.2.9
>>>> drop performance of out server by 10%.
>>>>
>>>> the profiling results can be found at:
>>>>
>>>> http://www.dcache.org/grizzly-2-1.xml
>>>> and
>>>> http://www.dcache.org/grizzly-2-2.xml
>>>>
>>>> we run the same application against the server (just to remind, this
>>>> is a NFSv4.1 server written in java).
>>>>
>>>> Let me know if you need more info.
>>>> For now we will rollback to 2.1.7 version.
>>>>
>>>> Thanks,
>>>> Tigran.
>>>
>>>
>>