Re: 'core-updates' spring 2018

["Gábor Boskovits" <boskovits@gmail.com>]

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2018-03-26 20:34 GMT+02:00 Ricardo Wurmus <rekado@elephly.net>:

>
> Hi Marius,
>
> > 'core-updates' has seen a lot of changes recently.  Some of the goodies
> > include […] glibc 2.27 […]
> >
> > Are there other things that should go in?
>
> I would really like to see a patch applied to glibc that ensures that
> the “prlimit64” syscall is not used when running on the RHEL 6 kernel
> (2.6.32).  The lack of this syscall on that kernel means that getrlimits
> fails, which makes it impossible to start the JVM.
>
>
Hello!
We already talked about this on #guix, and the patch removing code to
check for prlimit64 not implemented is a quite self contained commit on
the glibc tree. It is not a trivial one, and I did not try to revert that
yet, but
it might worth looking at.


> This problem appeared with the upgrade to glibc 2.26 already, and ever
> since I’ve been trying to minimize the damage for RHEL 6 systems where
> Guix is used as a package manager (such as the MDC).
>
> A work-around for glibc 2.27 that makes things work fine with the RHEL 6
> kernel would be very welcome!  I’ve started a branch “rhel6” where the
> default glibc has been bumped back to version 2.25 but I really don’t
> want it to be a long-lived branch; one of the reasons is that building
> all packages for this old glibc version (even just on x86_64) puts our
> build farms under extra stress that I would like to avoid.
>
> Another thing that could go in is the new Guile wrapper for wrapped
> scripts that I proposed a few months ago.  It requires a change in
> build-side code to provide a “wrap-script” procedure (it wouldn’t be
> used just yet).
>
> --
> Ricardo
>
> GPG: BCA6 89B6 3655 3801 C3C6  2150 197A 5888 235F ACAC
> https://elephly.net
>
>
>
>

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