[CentOS-devel] CentOS for IBM LinuxONE / IBM System Z

What does this mean?
Does this mean we aren't going to do a s390x for CentOS 8?
Does it mean we are going to do it, and have a plan?

On Thu, Mar 19, 2020 at 6:26 AM David Edelsohn <dje.gcc at gmail.com> wrote:
>
> From: Karanbir Singh <kbsingh at centos.org>
> To: David Edelsohn <edelsohn at us.ibm.com>
> Date: 05/17/2018 11:17 PM
> Subject: Re: CentOS on Z-Series
>
> Hi David,
>
> We wont need ClefOS to do the bootstrap, we'd want to do it the same way
> as we did the power bringup and the arm-server etc just to keep the
> baseline intact and work from there up.
>
> -----
>
> The plan from the IBMer who had bootstrapped CentOS on PPC64LE Linux was:
>
> I just spoke a bit with Jim Perrins (Evolution on irc) and got the go
> ahead to use ClefOS to speed up the bootstrap. I think I’ll stop
> asking questions and get to work quietly before Karanbir Singh tells
> me I have to use old Fedora 19 s390x rpms to bootstrap and build
> everything from CentOS 7.0 -> 7.1 -> 7.2 -> 7.3 -> 7.4 -> 7.5
>
> I will build CentOS 7.5.1804 s390x/s390 will a small backing of ClefOS
> rpms, and then rebuild CentOS 7.5.1804 s390x/s390 cleanly with itself.
> At some point I”ll need to get the LinuxOne VMs reinstalled with my
> CentOS code for the final rebuild and then turn things over to CentOS
> guys to gpg sign and publish.
>
> -----
>
> The IBMer then was instructed to not help Z.  And the CentOS work
> never was staffed within IBM.
>
> - David
>
> On Wed, Mar 18, 2020 at 3:49 AM FuLong Wang <fulwang at linux.vnet.ibm.com> wrote:
> >
> > Hello Everyone,
> >
> >
> > I'm from IBM China Development Team and I'm working on a new initiative that plan to enable a "minimized" or "full" CentOS operating system on IBM LinuxONE / IBM System Z (s390x architect).
> >
> > The reason why we start this topic is we are trying to contribute to the RDO community with our OpenStack build on LInuxONE.
> > We have successfully finished the build job for OpenStack Train Version on LinuxONE and passed the basic function verification tests recently.
> > Now, we already have a link for worldwide users & fans to reference for their needs.
> > For "official official" contributing to the RDO community, community admin stated that a TripleO CI env is a must for community release criteria and
> > the OpenStack packages need to be built in the CentOS build system which run on s390x arch.
> >
> >
> > So, we turn to here for help, we know CentOS community ever had releases for s390x arch but for whatever reasons finally stopped for update.
> > We want to take this opportunity to enable it up again and therefore
> > want to know about the overall processes, skills required, hardware requirements, manpowers and duration estimated and which parts need IBM's team's input, etc.
> >
> > Our target is to enable at least a "minimized" CentOS (which can support the OpenStack CI work), is there a SIG fit for this purpose? or a "full" CentOS with default feature sets.
> >
> >
> > Could anybody kindly give us some clue to start this journey?
> >
> >
> > Thanks everyone in advance!
> >
> >
> > The Howto of OpenStack Train Installation on IBM LinuxONE had been merged to the RDO official website.
> >
> > https://www.rdoproject.org/install/
> >
> >
> >
> > --
> > FuLong Wang
> > fulong.wang at cn.ibm.com
> > IBM China Systems Lab, Beijing, China
> > _______________________________________________
> >
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