G1gc compaction algorithm

Martin Makundi martin.makundi at koodaripalvelut.com
Mon Oct 27 23:03:36 UTC 2014


What you mean you aren't you allowed to donload?

You can download here:

http://www.azulsystems.com/dev_resources/downloads

2014-10-28 0:59 GMT+02:00 Yu Zhang <yu.zhang at oracle.com>:

>  I am not allowed to download anything from Zing. But Thanks for the
> update.
>
> Thanks,
> Jenny
>
> On 10/27/2014 3:54 PM, Martin Makundi wrote:
>
> Hi!
>
>  It is not open source, so source is ofcourse not available.
>
>  You can ask for evaluation version if you want to run the jvm against
> your pre-existing test cases, so you can see for yourself how it performs.
>
>  My experience is very positive, practically all problems are gone and I
> spend zero time tuning it.
>
>  This is quite significant considering that I would previously spend
> couple hours each day tuning and analyzing g1gc, quite a cost saving 20
> days per month couple hours of work.
>
>  Most significant benefits are:
> - no tuning needed
>  - no Full GC:s any more, longest delays are couple of milliseconds (!!)
> - it has built in monitoring (zvision)
> - http://www.azulsystems.com/products/zing/technical-case
>
>  My life has changed from day-in-day-out dabbling in quicksand into
> resting on a hammock, so I really recommend trying out Azul's Zing and
> learning from it.
>
>  **
> Martin
>
> 2014-10-28 0:07 GMT+02:00 Yu Zhang <yu.zhang at oracle.com>:
>
>>  Martin,
>>
>> It turns out I am not allowed to download or read the source of Zing.  I
>> can only read some papers on it.
>>
>> How is your experience with Zing?
>>
>> Thanks,
>> Jenny
>>
>>  On 10/21/2014 8:41 PM, Martin Makundi wrote:
>>
>> Great.
>>
>>  Please let me know what your evaluation experience is, from
>> professional point of view.
>>
>>  **
>> Martin
>>
>> 2014-10-22 6:17 GMT+03:00 Yu Zhang <yu.zhang at oracle.com>:
>>
>>>  Martin,
>>>
>>> Thanks for letting us know.  I will give it a try.
>>>
>>> Thanks,
>>> Jenny
>>>
>>>  On 10/21/2014 7:44 PM, Martin Makundi wrote:
>>>
>>> Hi!
>>>
>>> We are currently evaluating Azul System's Zing jvm.
>>>
>>>  Have you tried it out?
>>>
>>>  With Zing our Gc overhead is less than 5% and maximum delays less than
>>> 20 milliseconds.
>>>
>>>  Oh boy, it's beautiful, calm and collected, fully automatic. ;)
>>>
>>>
>>>
>>>  **
>>> Martin
>>>
>>>
>>
>>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.openjdk.java.net/pipermail/hotspot-gc-use/attachments/20141028/9af398af/attachment.html>


More information about the hotspot-gc-use mailing list