Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261756AbTH2Th2 (ORCPT ); Fri, 29 Aug 2003 15:37:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261767AbTH2Th2 (ORCPT ); Fri, 29 Aug 2003 15:37:28 -0400 Received: from pD9532865.dip.t-dialin.net ([217.83.40.101]:18187 "EHLO Marvin.DL8BCU.ampr.org") by vger.kernel.org with ESMTP id S261756AbTH2ThY (ORCPT ); Fri, 29 Aug 2003 15:37:24 -0400 Date: Fri, 29 Aug 2003 19:37:18 +0000 From: Thorsten Kranzkowski To: Jamie Lokier Cc: linux-kernel@vger.kernel.org Subject: Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this Message-ID: <20030829193718.A19684@Marvin.DL8BCU.ampr.org> Reply-To: dl8bcu@dl8bcu.de Mail-Followup-To: Jamie Lokier , linux-kernel@vger.kernel.org References: <20030829053510.GA12663@mail.jlokier.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0.1i In-Reply-To: <20030829053510.GA12663@mail.jlokier.co.uk>; from jamie@shareable.org on Fri, Aug 29, 2003 at 06:35:10AM +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4461 Lines: 152 On Fri, Aug 29, 2003 at 06:35:10AM +0100, Jamie Lokier wrote: > Dear All, > > I'd appreciate if folks would run the program below on various > machines, especially those whose caches aren't automatically coherent > at the hardware level. Dual Alpha ev6: ds20:~/src/cachetest$ ./doit Test separation: 8192 bytes: FAIL - too slow Test separation: 16384 bytes: FAIL - too slow Test separation: 32768 bytes: pass Test separation: 65536 bytes: pass Test separation: 131072 bytes: pass Test separation: 262144 bytes: pass Test separation: 524288 bytes: pass Test separation: 1048576 bytes: pass Test separation: 2097152 bytes: pass Test separation: 4194304 bytes: pass Test separation: 8388608 bytes: pass Test separation: 16777216 bytes: pass VM page alias coherency test: minimum fast spacing: 32768 (4 pages) real 0m4.148s user 0m4.029s sys 0m0.075s cpu : Alpha cpu model : EV6 cpu variation : 7 cpu revision : 0 cpu serial number : system type : Tsunami system variation : Goldrush system revision : 0 system serial number : ay91560403 cycle frequency [Hz] : 500000000 timer frequency [Hz] : 1024.00 page size [bytes] : 8192 phys. address bits : 44 max. addr. space # : 255 BogoMIPS : 998.56 kernel unaligned acc : 0 (pc=0,va=0) user unaligned acc : 0 (pc=0,va=0) platform string : AlphaServer DS20 500 MHz cpus detected : 2 cpus active : 2 cpu active mask : 0000000000000003 Single Alpha ev4 (AXPpci33): Marvin:~/src/cachetest$ ./doit Test separation: 8192 bytes: pass Test separation: 16384 bytes: pass Test separation: 32768 bytes: pass Test separation: 65536 bytes: pass Test separation: 131072 bytes: pass Test separation: 262144 bytes: pass Test separation: 524288 bytes: pass Test separation: 1048576 bytes: pass Test separation: 2097152 bytes: pass Test separation: 4194304 bytes: pass Test separation: 8388608 bytes: pass Test separation: 16777216 bytes: pass VM page alias coherency test: all sizes passed real 0m1.442s user 0m0.853s sys 0m0.471s cpu : Alpha cpu model : LCA4 cpu variation : -4294967301 cpu revision : 0 cpu serial number : Linux_is_Great! system type : Noname system variation : 0 system revision : 0 system serial number : MILO-2.2-17 cycle frequency [Hz] : 166868457 timer frequency [Hz] : 1024.00 page size [bytes] : 8192 phys. address bits : 34 max. addr. space # : 63 BogoMIPS : 320.40 kernel unaligned acc : 56014443 (pc=fffffc0000ab65a4,va=fffffc0000b99105) user unaligned acc : 2695 (pc=2000031ff90,va=11fffef26) platform string : N/A cpus detected : 0 ordinary Pentium II: bash-2.03$ ./doit Test separation: 4096 bytes: pass Test separation: 8192 bytes: pass Test separation: 16384 bytes: pass Test separation: 32768 bytes: pass Test separation: 65536 bytes: pass Test separation: 131072 bytes: pass Test separation: 262144 bytes: pass Test separation: 524288 bytes: pass Test separation: 1048576 bytes: pass Test separation: 2097152 bytes: pass Test separation: 4194304 bytes: pass Test separation: 8388608 bytes: pass Test separation: 16777216 bytes: pass VM page alias coherency test: all sizes passed real 0m0.342s user 0m0.290s sys 0m0.030s processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 3 model name : Pentium II (Klamath) stepping : 4 cpu MHz : 300.691 cache size : 512 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov mmx bogomips : 599.65 bye, Thorsten -- | Thorsten Kranzkowski Internet: dl8bcu@dl8bcu.de | | Mobile: ++49 170 1876134 Snail: Kiebitzstr. 14, 49324 Melle, Germany | | Ampr: dl8bcu@db0lj.#rpl.deu.eu, dl8bcu@marvin.dl8bcu.ampr.org [44.130.8.19] | - 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/