Review request: 8015268: NPG: 2.5% regression in young GC times on CRM Sales Opty
john.cuthbertson at oracle.com
Tue May 28 17:44:01 UTC 2013
On 5/27/2013 6:57 AM, Stefan Karlsson wrote:
> 8015268: NPG: 2.5% regression in young GC times on CRM Sales Opty
> Summary: Split SystemDictionary and ClassLoaderDataGraph root
> processing to help load balancing.
> The ClassLoaderDataGraph was added in the PermGen removal project and
> the he root processing of it was added to the system dictionary task,
> instead a separate phase/task. This patch splits the two tasks, so
> that they can be run in parallel.
> It has been verified that this patch reduces the Parallel Scavenge
> young GC times with about 9% in the CRM Sales Opty benchmark.
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