Re: Context switching tests (especially perfomance measuring and FPU/MMX/SSE/etc)

2009-05-02 Thread Evgeniy Ivanov
On Sat May 2 2009 18:25:02 Thomas Schwinge wrote: > Hello! > > On Sat, May 02, 2009 at 12:43:47AM +0400, Evgeniy Ivanov wrote: > > Does Hurd (GnuMach) has such tests? I wasn't able to locate them. > > What Samuel said. Additionally: in the Hurd repository there is an old > benchmark for measuring

Re: Context switching tests (especially perfomance measuring and FPU/MMX/SSE/etc)

2009-05-02 Thread Thomas Schwinge
Hello! On Sat, May 02, 2009 at 12:43:47AM +0400, Evgeniy Ivanov wrote: > Does Hurd (GnuMach) has such tests? I wasn't able to locate them. What Samuel said. Additionally: in the Hurd repository there is an old benchmark for measuring fork performance: benchmarks/forks.c. This operates on a much

Re: Context switching tests (especially perfomance measuring and FPU/MMX/SSE/etc)

2009-05-01 Thread Samuel Thibault
Evgeniy Ivanov, le Sat 02 May 2009 00:43:47 +0400, a écrit : > Does Hurd (GnuMach) has such tests? I wasn't able to locate them. > Can you please point me? I don't think Mach has any. Note that the FPU context switch is done lazily, only when the next thread really is using it. Samuel

Context switching tests (especially perfomance measuring and FPU/MMX/SSE/etc)

2009-05-01 Thread Evgeniy Ivanov
Hello, Does Hurd (GnuMach) has such tests? I wasn't able to locate them. Can you please point me? -- Best regards, Evgeniy. Key Fingerprint: F316B5A1F6D2054FCD18B74A95400ABB1FE567A3 signature.asc Description: This is a digitally signed message part.