Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264540AbTH2Lv6 (ORCPT ); Fri, 29 Aug 2003 07:51:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264545AbTH2Lv6 (ORCPT ); Fri, 29 Aug 2003 07:51:58 -0400 Received: from blackbird.intercode.com.au ([203.32.101.10]:15118 "EHLO blackbird.intercode.com.au") by vger.kernel.org with ESMTP id S264540AbTH2Lvr (ORCPT ); Fri, 29 Aug 2003 07:51:47 -0400 Date: Fri, 29 Aug 2003 21:51:30 +1000 (EST) From: James Morris To: Jamie Lokier cc: linux-kernel@vger.kernel.org Subject: Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this In-Reply-To: <20030829053510.GA12663@mail.jlokier.co.uk> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2028 Lines: 70 Here's the result for sparc64 (Ultrasparc II): $ gcc -o test test.c -O2 $ time ./test Test separation: 8192 bytes: FAIL - cache not coherent 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: minimum fast spacing: 16384 (2 pages) real 0m0.194s user 0m0.160s sys 0m0.040s $ gcc -o test test.c -O2 -DHAVE_SYSV_SHM $ time ./test Test separation: 8192 bytes: FAIL - cache not coherent 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: minimum fast spacing: 16384 (2 pages) real 0m0.162s user 0m0.140s sys 0m0.020s $ cat /proc/cpuinfo cpu : TI UltraSparc II (BlackBird) fpu : UltraSparc II integrated FPU promlib : Version 3 Revision 23 prom : 3.23.1 type : sun4u ncpus probed : 2 ncpus active : 2 Cpu0Bogo : 591.46 Cpu0ClkTck : 0000000011a4f2ed Cpu2Bogo : 591.46 Cpu2ClkTck : 0000000011a4f2ed MMU Type : Spitfire State: CPU0: online CPU2: online -- James Morris - 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/