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

David Edelsohn

dje.gcc at gmail.com
Thu Mar 19 14:28:45 UTC 2020


Hi, Jim

The resources is not a problem.  I had allocated two raw z/VMs at
Marist in 2018 and the developer was working on it until told to stop.

The challenge is a person knowledgeable with CentOS bootstrap and s390x.

Thanks, David

On Thu, Mar 19, 2020 at 10:21 AM Jim Perrin <jperrin at centos.org> wrote:
>
> Part of the challenge around this has been in "how to get resources".
> We're in the process of trying to get access to some Z-series gear, for
> a variety of technical detail minutia it's taking a little while. I'm
> happy to discuss this off-list.
>
> On 3/19/20 7:05 AM, Troy Dawson wrote:
> > Thanks for the clarification.
> > And thanks to FuLong, and any others helping in this effort.
> >
> > On Thu, Mar 19, 2020 at 6:41 AM David Edelsohn <dje.gcc at gmail.com> wrote:
> >>
> >> Sorry, I replied to the wrong thread.
> >>
> >> FuLong is trying to restart the CentOS on s390x effort and we are
> >> trying to determine the technical steps to initiate a bootstrap.  I
> >> reported the plan from 2018.
> >>
> >> Thanks, David
> >>
> >> On Thu, Mar 19, 2020 at 9:36 AM Troy Dawson <tdawson at redhat.com> wrote:
> >>>
> >>> 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
> >>>>> _______________________________________________
> >>>>>
> >>>>> _______________________________________________
> >>>>> CentOS-devel mailing list
> >>>>> CentOS-devel at centos.org
> >>>>> https://lists.centos.org/mailman/listinfo/centos-devel
> >>>> _______________________________________________
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> >>>
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>
> --
> Jim Perrin
> The CentOS Project | http://www.centos.org
> twitter: @BitIntegrity | GPG Key: FA09AD77
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