RFR: JDK-8180450: secondary_super_cache does not scale well [v5]

[Andrew Haley]

On Thu, 21 Mar 2024 16:55:25 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

>> Andrew Haley has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   JDK-8180450: secondary_super_cache does not scale well
>
> src/hotspot/share/runtime/globals.hpp line 2005:
> 
>> 2003:                                                                             \
>> 2004:   product(bool, VerifySecondarySupers, false, DIAGNOSTIC,                   \
>> 2005:           "Use secondary super cache during subtype checks")                \
> 
> Did you mean "Verify secondary super cache..."?

No, this option checks that the new (hashed) algorithm matches the old one.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18309#discussion_r1535986568