Archive for the ‘Linux’ Category
Our task for today is to identify preinstalled Ethernet controller and find an appropriate device diver.
Any controller can be identified by its vendor and device ID’s.
Once I was asked about:
What would I do in case if I will need to update an OS on many, several hundreds for instance, servers without turning off the entire cluster?
And at that time I suggested a several ideas, nothing special, spontaneously, just in theory. Today I would like to share with you my recent practical experience in this area. Please read my and leave your comments and questions.
The first implementation was deployed few days ago and this is how it was done.