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Re: What tool(s) reports OS buss width, which processor present?

From Andy Smith <andy@strugglers.net>
Newsgroups linux.debian.user
Subject Re: What tool(s) reports OS buss width, which processor present?
Date 2024-08-21 16:50 +0200
Message-ID <JdUOS-6zUu-23@gated-at.bofh.it> (permalink)
References <JdRR0-6y9S-13@gated-at.bofh.it> <JdRR0-6y9S-11@gated-at.bofh.it> <JdSal-6ygq-17@gated-at.bofh.it>
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Hello,

On Wed, Aug 21, 2024 at 07:52:14AM -0400, Greg Wooledge wrote:
> It's extremely likely that whatever arch /bin/ls uses is the "primary"
> arch for the system.  It works on every Linux system I've encountered,
> even if the kernel doesn't match it.
> 
> Of course, for Debian specifically, there's also
> 
>     dpkg --print-architecture
> 
> If that agrees with file /bin/ls, then you've got one more level of trust.

I'm sure that if a reader has done the following they would know and
remember, but I do have some i386 Debian hosts which were partially
cross-graded to amd64 only as far as running the amd64 kernel while
leaving all of the user land and the primary dpkg architecture as
i386. This is a supported configuration.

In that case "uname -a" reports the amd64 kernel correctly, while
"file /bin/ls" and "dpkg --print-architecture" both still report i386!

😀

Thanks,
Andy

-- 
https://bitfolk.com/ -- No-nonsense VPS hosting

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Thread

Re: What tool(s) reports OS buss width, which processor present? <tomas@tuxteam.de> - 2024-08-21 13:40 +0200
  Re: What tool(s) reports OS buss width, which processor present? Richard Owlett <rowlett@access.net> - 2024-08-21 13:50 +0200
  Re: What tool(s) reports OS buss width, which processor present? Greg Wooledge <greg@wooledge.org> - 2024-08-21 14:00 +0200
    Re: What tool(s) reports OS buss width, which processor present? Andy Smith <andy@strugglers.net> - 2024-08-21 16:50 +0200
      Re: What tool(s) reports OS buss width, which processor present? Stefan Monnier <monnier@iro.umontreal.ca> - 2024-08-22 14:40 +0200
        Re: What tool(s) reports OS buss width, which processor present? Andy Smith <andy@strugglers.net> - 2024-08-22 22:20 +0200

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