ZGC Concurrent Mark Work distribution

Per Liden per.liden at oracle.com
Wed Feb 9 08:30:25 UTC 2022


On 2/8/22 20:23, Sundara Mohan M wrote:
> 2) Increase number of GC threads to make ZGC collect faster.
>  >> Wanted to try this option but is there a way to tell use 25% 
> with -XX:-UseDynamicNumberOfGCThreads? I don't want to fix the number 
> because there might be machines with different cpu cores.

Unfortunately not. -XX:ConcGCThreads currently only accepts a fixed 
number of threads.


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