On Fri, 2 Jul 2021 15:20:50 GMT, Denghui Dong wrote:
> Hi,
>
> Could I have a review of this improvement that eliminates 'is_large' check if
> the event size range is certain?
>
> JDK-8246260 introduced event large checks to reduce the recording size.
> Th
On Thu, 8 Jul 2021 04:46:18 GMT, Denghui Dong wrote:
>> Hi,
>>
>> Could I have a review of this improvement that eliminates 'is_large' check
>> if the event size range is certain?
>>
>> JDK-8246260 introduced event large checks to reduce the rec
of the
> following conditions is satisfied:
> 1. if the max size is < 128
> 2. if the min size is >= 128
>
> The max size and the min size could be computed for the most native events at
> the generation phase.
>
> And I think this improvement may also be do
On Wed, 7 Jul 2021 14:28:27 GMT, Erik Gahlin wrote:
> The large check should only happen once
`if (written > 127) {` in EventWriterHost::end_event_write could also be
eliminated.
-
PR: https://git.openjdk.java.net/jdk/pull/4670
On Tue, 6 Jul 2021 06:19:07 GMT, Denghui Dong wrote:
>> Hi,
>>
>> Could I have a review of this improvement that eliminates 'is_large' check
>> if the event size range is certain?
>>
>> JDK-8246260 introduced event large checks to reduce the rec
of the
> following conditions is satisfied:
> 1. if the max size is < 128
> 2. if the min size is >= 128
>
> The max size and the min size could be computed for the most native events at
> the generation phase.
>
> And I think this improvement may also be done for
of the
> following conditions is satisfied:
> 1. if the max size is < 128
> 2. if the min size is >= 128
>
> The max size and the min size could be computed for the most native events at
> the generation phase.
>
> And I think this improvement may also be do
On Sat, 3 Jul 2021 00:46:13 GMT, Denghui Dong wrote:
>> Hi,
>>
>> Could I have a review of this improvement that eliminates 'is_large' check
>> if the event size range is certain?
>>
>> JDK-8246260 introduced event large checks to reduce the rec
of the
> following conditions is satisfied:
> 1. if the max size is < 128
> 2. if the min size is >= 128
>
> The max size and the min size could be computed for the most native events at
> the generation phase.
>
> And I think this improvement may also be do
On Fri, 2 Jul 2021 15:20:50 GMT, Denghui Dong wrote:
> Hi,
>
> Could I have a review of this improvement that eliminates 'is_large' if the
> event size range is certain?
>
> JDK-8246260 introduced event large checks to reduce the recording size.
> This check
Hi,
Could I have a review of this improvement that eliminates 'is_large' if the
event size range is certain?
JDK-8246260 introduced event large checks to reduce the recording size.
This check could be eliminated at compile/build time when one of the following
conditions is satisfied:
1. if the
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