[CentOS] Problem with yum on CentOS Linux release 7.2.1511 (Core) with 3.10.0-327.36.3.el7.x86_64 kernel

[Alexander Dalloz]

Am 14.12.2016 um 14:44 schrieb Gregory P. Ennis:
> Everyone,
>
> I am at a loss on this problem would appreciate some guidance as to
> where to start to fix it.
>
> I noticed that my home gateway server was not being updated with the
> new kernel and other software, and when I ran yum it aborted with the
> following notices.  I tried a yum clean all, but this did not fix the
> problem.  I thought the problem may be related to one of the repos, but
> I have other machines in the same network that update properly.  I
> disabled all repos except the BASE to try to simply the problem and
> still the same problem.
>
> Any help would be appreciated.
>
> Thanks,
>
> Greg Ennis
>
>
> Loaded plugins: aliases, changelog, fastestmirror, langpacks, product-
> id, search-
>               : disabled-repos, subscription-manager, tmprepo, verify,
> versionlock
> This system is not registered with Subscription Management. You can use
> subscription-manager to register.
> base                                                          | 3.6
> kB  00:00:00
> (1/2): base/7/x86_64/group_gz                                 | 155
> kB  00:00:00
> (2/2): base/7/x86_64/primary_db                               | 5.6
> MB  00:00:01
> Determining fastest mirrors
>  * base: centos.mirror.lstn.net
> Traceback (most recent call last):

[ ...

> OSError: [Errno 5] Input/output error:
> '/var/lib/yum/yumdb/f/27ef8f508b150c2162f1bdcb1bc41713836b88ee-fence-
> agents-ipdu-4.0.11-27.el7_2.9-x86_64/from_repo'

Such an I/O error indicates either a phyisical problem (storage broken) 
or filesystem full or read-only.

Do other opertions besides a "yum update" work properly? Specificly do 
disk operations succeed?
Do you see any error messages in /var/log/messages respectively by 
"journalctl -b"?

Regards

Alexander