[CentOS] Hard drives being renamed

Tue May 24 22:04:24 UTC 2016
John R Pierce <pierce at hogranch.com>

On 5/24/2016 2:08 PM, 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 

don't use device names in your fstab, use labels, or use LVM, or whatever.

john r pierce, recycling bits in santa cruz