From owner-svn-src-all@freebsd.org Thu Mar 2 05:34:06 2017 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id EE95ECF4FCC; Thu, 2 Mar 2017 05:34:06 +0000 (UTC) (envelope-from brde@optusnet.com.au) Received: from mail108.syd.optusnet.com.au (mail108.syd.optusnet.com.au [211.29.132.59]) by mx1.freebsd.org (Postfix) with ESMTP id A70F4667; Thu, 2 Mar 2017 05:34:06 +0000 (UTC) (envelope-from brde@optusnet.com.au) Received: from besplex.bde.org (c122-106-153-191.carlnfd1.nsw.optusnet.com.au [122.106.153.191]) by mail108.syd.optusnet.com.au (Postfix) with ESMTPS id 5EE3C1AA325; Thu, 2 Mar 2017 16:27:52 +1100 (AEDT) Date: Thu, 2 Mar 2017 16:27:51 +1100 (EST) From: Bruce Evans X-X-Sender: bde@besplex.bde.org To: Conrad Meyer cc: src-committers , svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r313006 - in head: sys/conf sys/libkern sys/libkern/x86 sys/sys tests/sys/kern In-Reply-To: Message-ID: <20170302162120.C8136@besplex.bde.org> References: <201701310326.v0V3QW30024375@repo.freebsd.org> <20170202184819.GP2092@kib.kiev.ua> <20170203062806.A2690@besplex.bde.org> <20170228121335.Q2733@besplex.bde.org> MIME-Version: 1.0 X-Optus-CM-Score: 0 X-Optus-CM-Analysis: v=2.2 cv=KeqiiUQD c=1 sm=1 tr=0 a=Tj3pCpwHnMupdyZSltBt7Q==:117 a=Tj3pCpwHnMupdyZSltBt7Q==:17 a=nlC_4_pT8q9DhB4Ho9EA:9 a=6I5d2MoRAAAA:8 a=XY2pfOvqv3c6mUzDEOgA:9 a=45ClL6m2LaAA:10 a=IjZwj45LgO3ly-622nXo:22 Content-Type: TEXT/PLAIN; charset=X-UNKNOWN; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Mar 2017 05:34:07 -0000 On Wed, 1 Mar 2017, Conrad Meyer wrote: > On my laptop (Intel(R) Core(TM) i5-3320M CPU =E2=80=94 Ivy Bridge) I stil= l see > a little worse performance with this patch. Please excuse the ugly > graphs, I don't have a better graphing tool set up at this time: > > https://people.freebsd.org/~cem/crc32/sse42_bde.png > https://people.freebsd.org/~cem/crc32/sse42_bde_log.png Try doubling the loop sizes. There shouldn't be any significant difference above size 3*LONG unless LONG is too small. Apparently it is too small for older CPUs. I now have a Sandybridge i5-2xxx laptop to test on, but don't have it set up for much yet. Bruce From owner-svn-src-all@freebsd.org Thu Mar 2 06:02:18 2017 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id C708CCF5A0F; Thu, 2 Mar 2017 06:02:18 +0000 (UTC) (envelope-from ngie@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 96AFA676; Thu, 2 Mar 2017 06:02:18 +0000 (UTC) (envelope-from ngie@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v2262HXs025998; Thu, 2 Mar 2017 06:02:17 GMT (envelope-from ngie@FreeBSD.org) Received: (from ngie@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v2262HPX025997; Thu, 2 Mar 2017 06:02:17 GMT (envelope-from ngie@FreeBSD.org) Message-Id: <201703020602.v2262HPX025997@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: ngie set sender to ngie@FreeBSD.org using -f From: Ngie Cooper Date: Thu, 2 Mar 2017 06:02:17 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r314542 - head/share/man/man4 X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Mar 2017 06:02:18 -0000 Author: ngie Date: Thu Mar 2 06:02:17 2017 New Revision: 314542 URL: https://svnweb.freebsd.org/changeset/base/314542 Log: kern.cam.da.X.delete_method: add -width to .Bl macro call Now the section width is set appropriately per the BIO_DELETE parameter being described. Reported by: make manlint MFC after: 1 week Sponsored by: Dell EMC Isilon Modified: head/share/man/man4/da.4 Modified: head/share/man/man4/da.4 ============================================================================== --- head/share/man/man4/da.4 Thu Mar 2 05:04:45 2017 (r314541) +++ head/share/man/man4/da.4 Thu Mar 2 06:02:17 2017 (r314542) @@ -156,7 +156,7 @@ Set to 1 to enable sorting, 0 to disable The default is sorting enabled for HDDs and disabled for SSDs. .It Va kern.cam.da. Ns Ar X Ns Va .delete_method This variable specifies method to handle BIO_DELETE requests: -.Bl -tag +.Bl -tag -width "ATA_TRIM" .It ATA_TRIM ATA TRIM via ATA COMMAND PASS THROUGH command, .It UNMAP