Re: 8.2.2004 Latest yum update renders machine unbootable

["Jason Pyeron" <jpyeron@xxxxxxxx>]

> From: david
> Sent: Sunday, August 2, 2020 10:16 AM
> > >> Yes .. it should be on mirror.centos.org now .. you could change the
> > >> repo where your updates come from.  OR .. wait for that mirror to get
> > >> updated.
> > >
> > >
> > > I just did
> > > yum clean all
> > > yum update
> > >
> > > and 15-8 showed up.  Maybe the 'clean all'
> > did it, or maybe just showed up.
> > >
> > > I applied the update (yum update), rebooted and...
> > > no boot.  Just a blank screen.
> > >
> > > Hardware is a Mac-Mini :-(
> > >
> > > This is not an essential machine, so I could re-install (from
> > > netinstall) if you think it's worth the effort.
> > >
> > > Or what?
> > >
> > > David
> >
> >You just need to reinstall the kernel and it should work.
> >
> 
> Sorry for being so ignorant, but I don't
> understand "just reinstall the kernel".  I don't
> know how to translate that into a specific yum or rpm command.

A quick google - https://ma.ttias.be/reinstall-the-linux-kernel-on-centos-or-rhel/

But I think this is easier:

yum install --downloadonly --downloaddir=~/ kernel
- OR -
wget your kernel version...

then

rpm -Uvh kernel-*.rpm --replacepkgs


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