From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: Shares with strange ACL settings
Date: Fri, 14 Aug 2015 18:43:00 -0000 [thread overview]
Message-ID: <20150814184343.GL28349@calimero.vinschen.de> (raw)
In-Reply-To: <87fv3l683c.fsf@Rainer.invalid>
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On Aug 14 20:25, Achim Gratz wrote:
> Corinna Vinschen writes:
> > Btw., can you please also check /proc/cpuinfo?
>
> Yes, I have both AMD and Intel machines I can test this with.
>
> > As discussed, Cygwin's emulation fell short on L3 cache info. I now
> > added code to fetch L3 cache info as well as correct processor topology
> > information on Intel CPUs. For AMD CPUs the topology and cache
> > info was already fine. Linux does not show L3 cache info for AMD CPUs
> > afaics, so I also didn't add that to Cygwin.
>
> I can't test this with a new enough kernel for AMD, but perhaps someone
> is testing some new iron/OS combination and I can get that information
> from them. For Intel since some time the L3 cache size is shown (older
> kernels would show you the per-node L2 cache size IIRC).
Recent kernels as well. I just tested this with a 4.1.4 kernel, and the
source code of the upstream master branch shows no changes in terms of
the cache info on AMD CPUs.
A bit surprising, considering that the L3 cache info is apparently
available using the same CPUID leaf.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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next prev parent reply other threads:[~2015-08-14 18:43 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-11 8:42 Achim Gratz
2015-08-11 17:20 ` Andrey Repin
2015-08-11 17:29 ` Achim Gratz
2015-08-12 15:26 ` Corinna Vinschen
2015-08-12 15:50 ` Achim Gratz
2015-08-12 15:58 ` Corinna Vinschen
2015-08-12 18:09 ` Achim Gratz
2015-08-12 18:32 ` Corinna Vinschen
2015-08-12 21:03 ` Achim Gratz
2015-08-13 16:33 ` Corinna Vinschen
2015-08-13 17:48 ` Achim Gratz
2015-08-13 17:53 ` Corinna Vinschen
2015-08-14 8:30 ` Corinna Vinschen
2015-08-14 10:56 ` Achim Gratz
2015-08-14 13:45 ` Corinna Vinschen
2015-08-14 18:25 ` Achim Gratz
2015-08-14 18:43 ` Corinna Vinschen [this message]
2015-08-17 8:20 ` Corinna Vinschen
2015-08-15 15:11 ` Achim Gratz
2015-08-15 18:31 ` Corinna Vinschen
2015-08-15 19:04 ` Achim Gratz
2015-08-17 8:28 ` Achim Gratz
2015-08-17 9:03 ` Corinna Vinschen
2015-08-17 9:12 ` Achim Gratz
2015-08-17 10:45 ` Corinna Vinschen
2015-08-17 10:51 ` Achim Gratz
2015-08-17 11:03 ` Corinna Vinschen
2015-08-17 11:09 ` Achim Gratz
2015-08-17 11:31 ` Corinna Vinschen
2015-08-17 11:39 ` Corinna Vinschen
2015-08-17 11:43 ` Achim Gratz
2015-08-17 12:42 ` Achim Gratz
2015-08-17 12:56 ` Corinna Vinschen
2015-08-17 13:12 ` Achim Gratz
2015-08-17 14:53 ` Corinna Vinschen
2015-08-17 15:47 ` Achim Gratz
2015-08-17 16:11 ` Corinna Vinschen
2015-08-15 15:41 ` Marco Atzeri
2015-08-15 18:32 ` Corinna Vinschen
2015-08-13 17:56 ` Achim Gratz
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