RFR: 8317542: Specjvm::xml have scalability issue for high vCPU numbers [v2]
Joe Wang
joehw at openjdk.org
Thu Nov 7 18:04:43 UTC 2024
On Thu, 7 Nov 2024 16:42:55 GMT, Vladimir Ivanov <vaivanov at openjdk.org> wrote:
>> The synchronization block may be substituted by the 'volatile' variable smaller synchronization block.
>> It reduce the total blocking time for the specjvm2008::xml.validation workload and improve the reported score.
>> Scores for the 112vCPU on the with 28GB heap increased from 17915.83 to 22943.2.
>> Unit tests was not affected:
>> Test summary
>> ==============================
>> TEST TOTAL PASS FAIL ERROR
>> jtreg:test/jaxp 516 516 0 0
>> jtreg:test/jdk/javax/xml 70 70 0 0
>> ==============================
>> TEST SUCCESS
>>
>> The tier1 is OK too.
>
> Vladimir Ivanov has updated the pull request incrementally with one additional commit since the last revision:
>
> 8317542: Specjvm::xml have scalability issue for high vCPU numbers
Nice improvement on specjvm2008::xml.validation. Would you be willing to take a look at specjvm2008::xml.transform? I wonder if similar issue exists there with high vCPUs.
-------------
PR Comment: https://git.openjdk.org/jdk/pull/21815#issuecomment-2462898340
More information about the core-libs-dev
mailing list