Date: Sat, 5 Jan 2013 15:38:21 +0000 From: Hakisho Nukama <nukama@gmail.com> To: freebsd-hackers@freebsd.org Subject: L1 cache thrashing affects performance of HIMENO benchmark Message-ID: <CA%2Bzcas1V0KzcBKjq1u3Rwu_Nm7hVkG%2BG%2BeHpHRDQG0_NcXoOWA@mail.gmail.com>
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Hi, FreeBSD (PCBSD) is slower compared to Linux and kFreeBSD in this benchmark of HIMENO: http://openbenchmarking.org/prospect/1202215-BY-FREEBSD9683/88ac7a01c6cb355d7e7603224b2ee1e5a4cb881d Also DragonFly BSD compares worse to kFreeBSD and Linux: http://www.phoronix.com/scan.php?page=article&item=dragonfly_linux_32&num=3 http://openbenchmarking.org/prospect/1206255-SU-DRAGONFLY55/88ac7a01c6cb355d7e7603224b2ee1e5a4cb881d Matt, Venkatesh and Alex investigated this performance problem and came to these results: http://leaf.dragonflybsd.org/mailarchive/users/2013-01/msg00011.html Best Regards, Hakisho Nukama
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