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A comment on Java is very fast, if you don’t create many objects. Parent comment

Re:Java is very fast, if you don’t create many objects by pveentjer on Friday September 23, 2022 @03:36AM (#32949032)
If a Java thread is on the CPU, then the CPU is utilized, no matter if the CPU is just waiting for memory.

That is the problem with utilization; you have no clue how busy the CPU actually is. IPC is more useful in these situations.

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