Integrated: 8265602: -XX:DumpLoadedClassList should support custom loaders

Ioi Lam iklam at
Fri Aug 6 06:03:33 UTC 2021

On Mon, 2 Aug 2021 06:39:37 GMT, Ioi Lam <iklam at> wrote:

> Some applications load a lot of classes using custom loaders. This PR improves the start-up performance of these apps when using a "static" CDS archive:
> Here are performance numbers for the Eclipse IDE:
> Static Archive Before: 7.31 sec (classlist does not include custom loader classes)
> Static Archive After:  6.49 sec (classlist includes custom loader classes)
> Dynamic Archive:       6.62 sec

This pull request has now been integrated.

Changeset: e7b6f481
Author:    Ioi Lam <iklam at>
Stats:     689 lines in 15 files changed: 507 ins; 141 del; 41 mod

8265602: -XX:DumpLoadedClassList should support custom loaders

Reviewed-by: ccheung, minqi



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