[CentOS] Updating microcode_ctl froze Centos7

Robin Lee

robinlee at mailbox.org
Wed Jun 17 07:36:29 UTC 2020


On Mon, 2020-06-15 at 22:25 +0200, Robin Lee wrote:
> On Fri, 2020-06-12 at 09:20 +0200, Robin Lee wrote:
> > Today when I ran yum update two packages came up microcode_ctl
> > and unbound-libs. The updating process went fine until it
> > outputted 
> > 
> > Running transaction
> >   Updating   : 2:microcode_ctl-2.1-61.6.el7_8.x86_64
> > 
> > then it just froze. I could no longer ssh to the machine and the
> > console was just blank. I had to shut down it hard. It came back up
> > seemingly fine. But yum update doesn't work anymore. It says "Error
> > importing repomd.xml from base/7/x86_64: Damaged repomd.xml file"
> > I looked at the logs, but journalctl only shows the latest boot on
> > this
> > machine. 
> > 
> > So I guess I have three questions
> > - Any idea what happened with the update process?
> > - How can I repair repomd.xml?
> 
> Now that yum is up and running again it tells me the following 
> 
> "There are unfinished transactions remaining. You might consider
> running yum-complete-transaction, or "yum-complete-transaction --
> cleanup-only" and "yum history redo last", first to finish them. If
> those don't work you'll have to try removing/installing packages by
> hand (maybe package-cleanup can help)."
> 
> Doing "yum-complete-transaction --cleanup-only" should be safe,
> right?
> To clean up the botched microcode_ctl update and after that set it
> among excluded packages.


Is there some more information about this issue?

I've found this ticket https://bugs.centos.org/view.php?id=17452

I'm wondering how safe it is to update the microcode_ctl package on
other Centos machines I have? They don't have a Supermicro motherboard.

Cheers
Robin



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