[OpenIndiana-discuss] btop illumos/OpenIndiana port — PR up, looking for testers

Fri Sep 25 09:11:55 UTC 2026

Here you go, as attached, from this system

$ psrinfo -vp
The physical processor has 8 cores and 64 virtual processors (64-127)
  The core has 8 virtual processors (64-71)
  The core has 8 virtual processors (72-79)
  The core has 8 virtual processors (80-87)
  The core has 8 virtual processors (88-95)
  The core has 8 virtual processors (96-103)
  The core has 8 virtual processors (104-111)
  The core has 8 virtual processors (112-119)
  The core has 8 virtual processors (120-127)
    SPARC-M8 (chipid 0, clock 5067 MHz)


On Fri, Sep 25, 2026 at 12:11 AM Alex Gorouvein <agorouvein at gmail.com> wrote:
>
> Subject: Re: [OpenIndiana-discuss] btop illumos/OpenIndiana port — PR up,
> looking for testers
>
> Peter,
>
> One more ask, if you don't mind — would love a screenshot of the CPU box on
> the T8-1 showing all 64 cores populated. Would be nice proof for the PR
> that the fix actually handles the non-contiguous id case it was written for
> (64-127), rather than just "didn't crash."
>
> No rush at all.
>
> Thanks,
> Alex
>
> On Wed, Sep 23, 2026 at 9:47 AM Peter Tribble <peter.tribble at gmail.com>
> wrote:
>
> > Alex,
> >
> > Tested on Tribblix, and Solaris 11 SPARC, and is working fine for me.
> >
> > Thanks again,
> >
> > On Wed, Sep 23, 2026 at 11:10 AM Alex Gorouvein <agorouvein at gmail.com>
> > wrote:
> > >
> > > Peter,
> > >
> > > All four points fixed and pushed to GitHub:
> > >
> > > - CPU panel on SPARC: was probing kstat instances 0..N-1 by number,
> > > assuming contiguous zero-based ids. Now walks the live kstat chain
> > instead,
> > > so it doesn't matter what range the ids fall in.
> > > - fs/sys/buf.h collision: alias renamed to btop_fs.
> > > - find/getconf NPROCESSORS_ONLN: source discovery now uses Make's
> > built-in
> > > $(wildcard ...) instead of find; thread count tries psrinfo first,
> > getconf
> > > as fallback.
> > > - -static-libstdc++: no longer forced, only added for the Solaris 10
> > > cross-build (S10=true).
> > >
> > > Tested on an OpenIndiana VM and Solaris 10 x86 VM so far; still need to
> > > re-run this batch on bare metal, an old Acer laptop with OI, which I'll
> > get
> > > to shortly. Please let me know how it goes on your SPARC machines.
> > >
> > > Thanks again for the testing.
> > >
> > > Alex
> > >
> > > On Tue, Sep 22, 2026, 2:07 p.m. Peter Tribble <peter.tribble at gmail.com>
> > > wrote:
> > >
> > > > Alex,
> > > >
> > > > On Tue, Sep 22, 2026 at 6:51 PM Alex Gorouvein <agorouvein at gmail.com>
> > > > wrote:
> > > > >
> > > > > Thank you for clarification, Peter. I will ensure my next patch
> > > > > incorporates this and the three previously mentioned issues.
> > > >
> > > > Thanks for all the work you're putting in here.
> > > >
> > > > > Just curious, which SPARC machine do you have? Many years ago I had a
> > > > > headless SS5.
> > > >
> > > > The machine I tested was a T8-1 (64x 5GHz SPARC-M8 CPUs) running
> > Solaris
> > > > 11.4,
> > > > it's in the gcc compile farm so is always running which makes it
> > > > useful for quick tests.
> > > > I have a T4-1 and some T5140s at home, which run for a few hours a
> > week.
> > > >
> > > > > Alex
> > > > >
> > > > > On Tue, Sep 22, 2026 at 5:12 AM Peter Tribble <
> > peter.tribble at gmail.com>
> > > > > wrote:
> > > > >
> > > > > > Alex,
> > > > > >
> > > > > > Thanks for the fixes!
> > > > > >
> > > > > > On Tue, Sep 22, 2026 at 2:15 AM Alex Gorouvein <
> > agorouvein at gmail.com>
> > > > > > wrote:
> > > > > > >
> > > > > > > On the blank CPU panel on SPARC — I don't have SPARC hardware to
> > test
> > > > > > > against, so if you get a chance, `kstat -p cpu_stat:0` on that
> > > > machine
> > > > > > > would help me see whether the counter names or layout differ from
> > > > what
> > > > > > the
> > > > > > > collector expects.
> > > > > >
> > > > > > Ah, I see the problem. There isn't a cpu 0. That's true in general
> > -
> > > > the
> > > > > > cpu id
> > > > > > doesn't have to start at 0, and the list doesn't have to be
> > > > > > contiguous. Especially
> > > > > > on SPARC, where the cpu id comes from system topology rather than
> > being
> > > > > > simply enumerated. On this system, the id is the range 64-127. So
> > the
> > > > logic
> > > > > > that loops over 0-63 misses everything.
> > > > > >
> > > > > > --
> > > > > > -Peter Tribble
> > > > > > https://www.petertribble.co.uk/ - https://ptribble.blogspot.com/
> > > > > >
> > > > > > _______________________________________________
> > > > > > openindiana-discuss mailing list
> > > > > > openindiana-discuss at openindiana.org
> > > > > > https://openindiana.org/mailman/listinfo/openindiana-discuss
> > > > > >
> > > > > _______________________________________________
> > > > > openindiana-discuss mailing list
> > > > > openindiana-discuss at openindiana.org
> > > > > https://openindiana.org/mailman/listinfo/openindiana-discuss
> > > >
> > > >
> > > >
> > > > --
> > > > -Peter Tribble
> > > > https://www.petertribble.co.uk/ - https://ptribble.blogspot.com/
> > > >
> > > > _______________________________________________
> > > > openindiana-discuss mailing list
> > > > openindiana-discuss at openindiana.org
> > > > https://openindiana.org/mailman/listinfo/openindiana-discuss
> > > >
> > > _______________________________________________
> > > openindiana-discuss mailing list
> > > openindiana-discuss at openindiana.org
> > > https://openindiana.org/mailman/listinfo/openindiana-discuss
> >
> >
> >
> > --
> > -Peter Tribble
> > https://www.petertribble.co.uk/ - https://ptribble.blogspot.com/
> >
> > _______________________________________________
> > openindiana-discuss mailing list
> > openindiana-discuss at openindiana.org
> > https://openindiana.org/mailman/listinfo/openindiana-discuss
> >
> _______________________________________________
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> openindiana-discuss at openindiana.org
> https://openindiana.org/mailman/listinfo/openindiana-discuss


-- 
-Peter Tribble
https://www.petertribble.co.uk/ - https://ptribble.blogspot.com/
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