Re: benchmark and profiling

2002-01-02 Thread Roland McGrath
> There was only one istance of the profile-enable ext2 translator. The > problem is the same using gcc 2.95 and gcc-3.0. I think that probably for > some reason after sending the reply to fsys_goway the task is forced to die. That should not be the case. Can you please figure out what happens h

Re: benchmark and profiling

2002-01-02 Thread Diego Roversi
On Tue, Jan 01, 2002 at 03:15:45PM +0100, Niels Möller wrote: > I think the writing of profiling information on process exit is > supposed accumulate information if you're running more than one > instance of the profiled program. There was only one istance of the profile-enable ext2 translator.

Re: benchmark and profiling

2002-01-01 Thread Niels Möller
Diego Roversi <[EMAIL PROTECTED]> writes: > Probably the rename is not strictly necessary, btw before running gprof, > remember to rename back gmon.out to gmon.out. The _mcleanup() forces the > process to produce the gmon.out file. I think the writing of profiling information on process exit is

Re: benchmark and profiling

2001-12-31 Thread Diego Roversi
Hello, finally I succeded in profiling the ext2fs translator and I found the most of the time is spent waiting for a lock. Here the result of profiling a gnumach compile: Flat profile: Each sample counts as 0.0001 seconds. % cumulative self self total time

benchmark and profiling

2001-12-28 Thread Diego Roversi
Hello, I've made some further investigation about why is hurd so slow in file access. I've tried bonnie++ on my system comparing hurd and linux (2.4.12) performance with the following results: (linux) Version 1.02a --Sequential Output-- --Sequential Input- --Random-