[CentOS-devel] C6.6 to C7.0 upgrade report

[Orion Poplawski]

On 12/12/2014 09:18 AM, Orion Poplawski wrote:
> On 12/11/2014 04:43 PM, Orion Poplawski wrote:
>> I just tried out the upgrade tool to upgrade a server from C6.6 to C7.0.
>> Unfortunately the server doesn't some up any more.  Screenshot:
>>
>> http://www.cora.nwra.com/~orion/Screenshot_mailmirror_2014-12-11_16:37:55.png
>>
>> Doesn't get past Welcome to CentOS Linux 7 other than printing something about
>> a dependency cycle.
>>
>> Will have to look around more tomorrow.
>>
> 
> So, the machine finally completed booting after 30-40 minutes or so.  However,
> it is not pretty much unusable apparently because the sssd* packages were not
> upgraded.  Perhaps this is because on el6 sssd version is 1.11.6 (as of Dec
> 9th) and on el7 the version is still 1.11.2.  I would have thought that the
> upgrade process would have used the equivalent of distro-sync though for such
> situations (it is what is used in
> https://fedoraproject.org/wiki/Upgrading_Fedora_using_yum), but maybe
> something else went wrong.
> 

Actually, I believe the real killer was openldap:

2.4.39-8.el6 -> 2.4.39-3.el7

as this caused many programs, including ssh and python (yum), to try to load
libsasl2.so.2 instead of the newly installed libsasl2.so.3.  Managed to
download rpms with wget and install via rpm.

-- 
Orion Poplawski
Technical Manager                     303-415-9701 x222
NWRA, Boulder/CoRA Office             FAX: 303-415-9702
3380 Mitchell Lane                       orion at nwra.com
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