[CentOS] Hard drives being renamed

Tue May 24 21:14:57 UTC 2016
m.roth at 5-cent.us <m.roth at 5-cent.us>

Pat Haley wrote:
> We are running Centos 6.7 - 2.6.32-573.22.1.el6.x86_64 on a Quanta
> Cirrascale, up to date with patches. We have had a couple of instances
> in which the hard drives have become renamed after reboot (e.g. drive
> sda is renamed to sdc after reboot).  One time this occurred when we
> rebooted following the installation of a 10GB NIC card, another time
> after we tried to install mellanox drivers
> (MLNX_OFED_LINUX-3.2- Currently we are unable to
> boot because that drive has been renamed.
> Our questions are
>   * Has anyone else experienced similar issues?
>   * What can we do to prevent such renaming in the future
In the past. To resolve you could use (*UGH*) the
no-possible-way-to-remember UUID, or you could label the filesystems, and
refer to them that way. I strongly prefer the latter.