review(XXS): 7159766: Tiered compilation causes performance regressions

Srinivas Ramakrishna ysr1729 at
Fri Apr 6 18:42:05 PDT 2012

Hi Igor, were the anomalies only wrt start-up, or were they also in longer
run performance numbers? The bug's not yet visible on, but I
guess I can get the info later when the bug shows up there.

-- ramki

On Fri, Apr 6, 2012 at 4:14 PM, Igor Veresov <igor.veresov at>wrote:

>  It's been decided to turn tiered compilation off by default in 7u4
> because of the performance anomalies with Oracle FMW.
> Webrev:
> Thanks!
> igor
-------------- next part --------------
An HTML attachment was scrubbed...

More information about the hotspot-compiler-dev mailing list