Messages in this thread | | | From | "H. Peter Anvin" <> | Subject | Re: Crusoe's performance on linux? | Date | 22 Jun 2003 22:22:41 -0700 |
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Followup to: <3EF67AD4.4040601@thai.com> By author: Samphan Raruenrom <samphan@thai.com> In newsgroup: linux.dev.kernel > > Vojtech Pavlik wrote: > > Could you a test just for me? Take vanilla 2.4.21 and then > > make oldconfig; make dep; time make bzImage > > That's basically what I want to know how long will take, since > > it's one of the most common time consuming tasks the thing will > > have to handle. > Done! Here're the results:- > > Desktop - Pentium III 1 G Hz 754 MB -> 10.x min. > Tablet PC - Crusoe TM5800 1 GHz 731 MB -> 17.x min. > > From freshdiagnos benchmack, the TPC has about 2x faster RAM. > I use tmpfs for the whole process so disk speed didn't count. > Both test run without X or any foreground process using > 2.4.21-ac1 and RedHat kernel. > > What do you think? > Shouldn't TM5800 with 4-wide VLIW engine and 64 registers, > working on a single task, run as fast as a Pentium III? > Why it take 70% longer for such small process (make+gcc+as)! > There must be something wrong. >
Which version of gcc are you running on the two machines?
-hpa -- <hpa@transmeta.com> at work, <hpa@zytor.com> in private! "Unix gives you enough rope to shoot yourself in the foot." Architectures needed: ia64 m68k mips64 ppc ppc64 s390 s390x sh v850 x86-64 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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