RFR(S): 8048179: Early reclaim of large objects that are referenced by a few objects

Jon Masamitsu jon.masamitsu at oracle.com
Mon Dec 22 16:17:10 UTC 2014


On 12/22/2014 04:08 AM, Thomas Schatzl wrote:
> Hi Jon,
>
> On Thu, 2014-12-18 at 10:35 -0800, Jon Masamitsu wrote:
>> On 12/18/2014 07:43 AM, Thomas Schatzl wrote:
>>> [...]
>>> I do not like abbreviations in flag names; Bengt and me discussed
>>> offline and came up with the following new names for the flags:
>>>
>>> G1EagerReclaimHumongousObjects
>>> G1EagerReclaimHumongousObjectsWithStaleRefs
>>> G1TraceEagerReclaimHumongousObjects
>> My alternative would be to abbreviate HumongousObjects
>> with HObjects
>>
>> G1EagerReclaimHObjects
>> G1EagerReclaimHObjectsWithStaleRefs
>> G1TraceEagerReclaimHObjects
>>
>> This suggestion is in anticipation of more flags for special
>> handling of humongous objects and anticipation of getting
>> tired of the longer flag names.
>    sorry for the late answer.
>
> I am against abbreviations in option names as much as possible unless it
> is a widely accepted term (like PLAB or LAB). Abbreviations obscure the
> function when they are acting as documentation, and it is annoying to me
> everytime I am not getting it right. (Like "Pct" in "WasteHeapPct").
>
> So I am in favor of not abbreviating it to "HObject", and keeping the
> current suggestions.

That is completely acceptable to me.

Jon

>
> It is unfortunate that the term "Humongous Object" has been chosen for
> G1 instead of the (imo) much more common "Large Object" that would also
> be shorter to write. ;)
>
> Thanks for your input,
>    Thomas
>
>
>
>



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