On Wed, 3 Feb 2021 12:44:53 GMT, Hamlin Li <[email protected]> wrote: > parallel -histo of jmap was added by JDK-8214535, it's better to support > parallel for jcmd GC.class_histogram too.
> Hi @Hamlin-Li, > > It looks good in general. > A question: What is going to happen if the number of parallel threads passed > to the command is too big? Is there any limit, and what has to be the > expected behavior in such a case? I'll look at the CSR. > Thanks, > Serguei Hi Serguer, Thanks for reviewing. First, it got truncated as uint by ClassHistogramDCmd, then it got capped by by total_workers of gang, so finally it will not exceed total_workers. Hope this answer your questions. ------------- PR: https://git.openjdk.java.net/jdk/pull/2379
