RFR: 8283903: GetContainerCpuLoad does not return the correct result in share mode

xpbob duke at openjdk.java.net
Wed Mar 30 02:47:44 UTC 2022


On Wed, 30 Mar 2022 02:37:31 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> > In share mode, the process runs for a long time and the number of physical machine cores is large, making it easier to reappear.
> 
> So if we run long enough, the `getHostTotalCpuTicks0()` may return overflowed `hostTicks`, right?

GetHostTotalCpuTicks0 is correct
(GetHostTotalCpuTicks0() * containerCPUs)  will overflowed

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PR: https://git.openjdk.java.net/jdk/pull/8028


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