ponderous 'make world' times post GCC 3.3...
brandt at fokus.fraunhofer.de
Wed Aug 13 09:12:23 PDT 2003
On Wed, 13 Aug 2003, Steve Ames wrote:
SA>----- Original Message -----
SA>From: "Harti Brandt" <brandt at fokus.fraunhofer.de>
SA>> I have actually two machines and two kernels: one machine runs with
SA>> WITNESS and DIAGNOSTICS and the other without that. On both machines
SA>> the current kernel is three times slower than the old kernel. Of course
SA>> the debugging kernels are even slower than the non-debugging ones. But,
SA>> the three times ratio between old and new kernels is the same on both
SA>Ah. Well that blows my theory :) However... in January my system took around
SA>4 hours to do 'make world' and it still does with today's code (if I don't
SA>debug options turned on). So I'm not sure there is a global 3x increase.
Well, you're the 2nd one who reports that nothing has changed. Several
people however report, that they see the 3x increase. And I see it myself,
no matter how often I look at this. Today I tried to build the vinum
gcc-3.3.1 yesterday's kernel 132 + 85 + 20
gcc-3.2.2 yesterday's kernel 131 + 85 + 22
gcc-3.2.2 kernel from June 1st 52 + 27 + 7
Exactly the same config and the same world (except for gcc).
This is an Ultra10. Perhaps it depends on the sparc model?
brandt at fokus.fraunhofer.de, harti at freebsd.org
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