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Re: Call for testers: libiberty/physmem.c
- From: "Kaveh R. Ghazi" <ghazi at caip dot rutgers dot edu>
- To: Richard dot Earnshaw at arm dot com
- Cc: gcc-patches at gcc dot gnu dot org, gcc at gcc dot gnu dot org
- Date: Sat, 22 Feb 2003 11:01:58 -0500 (EST)
- Subject: Re: Call for testers: libiberty/physmem.c
- References: <200302221208.h1MC8Hq32027@pc960.cambridge.arm.com>
> From: Richard Earnshaw <rearnsha at arm dot com>
>
> One of our Linux compute servers is reporting
>
> $ tmp/phys
> total=7820.195312Mb avail=933.585938Mb
>
> Which is correct, but not necessarily useful (an x86 processor can't
> address more then 4G in any one process).
> R.
The heuristic currently tops out at RAM==1G, more than that doesn't
(shouldn't) affect the algorithm.
On a 16G solaris2 box, my values are expand=100%, heap=128M (== 1G/8).
Try compiling any file with -v and examine the GC heuristic values it
outputs.
--Kaveh
--
Kaveh R. Ghazi ghazi at caip dot rutgers dot edu