Who hates the *Ratio parameters?

Y Srinivas Ramakrishna Y.S.Ramakrishna at Sun.COM
Thu Aug 14 17:04:27 UTC 2008



> > but, more specifically, would having, for example, a survivor size
> > that is greater than Eden size (for example, via SurvivorPercentage=150)
> > make sense under some scenario of performance objectives/constraints?
> >   
> Hmmm.... interesting. I had somehow assumed that the survivor 
> percentage 
> would be with respect to the young gen size, not with respect to the 
> eden. I'm not sure which one is best. But, yes, you're right; we 
> should 
> allow for the possibility of the survivors being larger than the eden.

Yes, I agree that SurvivorPercent = SurvivorSize/YoungGenSize makes more
sense. Sorry for the confusion.

-- ramki

> 
> Additionally, someone, in a private communication (you know who you 
> are!), also recommended that we actually provide EdenPercent instead 
> of 
> SurvivorPercent. Again, I'm not sure what the pros / cons are.
> 
> Tony
> 
> -- 
> ----------------------------------------------------------------------
> | Tony Printezis, Staff Engineer    | Sun Microsystems Inc.          |
> |                                   | MS BUR02-311                   |
> | e-mail: tony.printezis at sun.com    | 35 Network Drive               |
> | office: +1 781 442 0998 (x20998)  | Burlington, MA01803-0902, USA  |
> ----------------------------------------------------------------------
> e-mail client: Thunderbird (Solaris)
> 
> 
_______________________________________________
hotspot-gc-use mailing list
hotspot-gc-use at openjdk.java.net
http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use



More information about the hotspot-gc-dev mailing list