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From: Carlo Arenas <carenas@gmail.com>
To: "brian m. carlson" <sandals@crustytoothpaste.net>,
	"Jeff King" <peff@peff.net>, "Junio C Hamano" <gitster@pobox.com>,
	"Linus Torvalds" <torvalds@linux-foundation.org>,
	"René Scharfe" <l.s.r@web.de>,
	"Han-Wen Nienhuys" <hanwen@google.com>, git <git@vger.kernel.org>,
	"Han-Wen Nienhuys" <hanwenn@gmail.com>
Subject: Re: [PATCH 1/2] bswap.h: drop unaligned loads
Date: Fri, 25 Sep 2020 02:05:09 -0700	[thread overview]
Message-ID: <CAPUEspjpUeaqCCuBJpQLSTv=C_P4f5h22HoTPm9+9rB7k0NkaQ@mail.gmail.com> (raw)
In-Reply-To: <20200925011348.GA1392312@camp.crustytoothpaste.net>

On Thu, Sep 24, 2020 at 6:15 PM brian m. carlson
<sandals@crustytoothpaste.net> wrote:
> On 2020-09-24 at 19:21:11, Jeff King wrote:
> >   [stock]
> >   Benchmark #1: t/helper/test-tool sha1 <foo.rand
> >     Time (mean ± σ):      6.638 s ±  0.081 s    [User: 6.269 s, System: 0.368 s]
> >     Range (min … max):    6.550 s …  6.841 s    10 runs

slightly offtopic but what generates this nicely formatted output?

> I cannot speak for s390, since I have never owned one

I happen to be lucky enough to have access to one (RHEL 8.2/z15, gcc
8.3.1) and seems (third consecutive run):

stock: user: 7.555s, system: 1.191s
-DNO_UNALIGNED_LOADS: user: 7.561s, system: 1.189s

Carlo

  reply	other threads:[~2020-09-25  9:05 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-24 19:16 [PATCH 0/2] drop unaligned loads Jeff King
2020-09-24 19:21 ` [PATCH 1/2] bswap.h: " Jeff King
2020-09-24 22:02   ` René Scharfe
2020-09-25  4:56     ` Jeff King
2020-09-25  1:13   ` brian m. carlson
2020-09-25  9:05     ` Carlo Arenas [this message]
2020-09-25  9:09       ` Jeff King
2020-09-25 20:48       ` Thomas Guyot
2020-09-24 19:22 ` [PATCH 2/2] Revert "fast-export: use local array to store anonymized oid" Jeff King

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