Number of Parallel GC Threads

Clemens Eisserer linuxhippy at
Fri Jan 23 19:41:54 UTC 2009

> I should add that I think that the bigger problem is that GC doesn't play nice
> when you have many VMs running on the same hardware.
> (point taken about partitioning and all that).
> Some how it has to figure out if it has free reign or if it need to share.

In theory there are slowdowns when three or more JVMs run their GC at
exactly the same time, but how often does that happen.
Do you have any evidence that this is a problem in real-world useage?

- Clemens

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