[CentOS] EL 6 rollout strategies? (Scientific Linux)
office at plnet.rs
Sat May 7 18:52:21 UTC 2011
Chuck Munro wrote:
> On 05/07/2011 09:00 AM, Benjamin Smith wrote:
>> I was wondering what feedback might be offered by the CentOS community on their
>> experiences using Scientific Linux?
>> I'm a long-time Centos user, and am basically happy with CentOS. I understand
>> there are delays getting EL 6 out. We have been long anxious to roll out EL 6
>> as soon as it's ready, but our time window for rollout is looming and we will
>> need to act. (for business reasons, we need to rollout over summer, before Aug
>> 1, we need to start regression testing now!)
>> I was once a WhiteBox Enterprise Linux user and switched to CentOS 4 without
>> issue, and am assuming that I might need to do something similar if we decide
>> to go this route.
>> Any feedback is appreciated!
> I had to complete a new VM Host machine before CentOS-6 was ready, so I
> used SL-6 as the underpinnings. It simply worked, once I ironed out a
> couple of unrelated hardware issues. It auto-updates and lets me know
> when that's been done, but it doesn't reboot unless I want to, so
> there's little risk in allowing the updates. Auto-update can be
> disabled if you prefer.
> So far it has been flawless. It's managing two very large software
> RAID-6 arrays and 7 Guest VMs on a dual-Xeon Supermicro motherboard.
> All of the VM Guest OS's are CentOS-5.6 which works well for my
> applications. I may or may not upgrade the Guests to C6, depending on
> need. CentOS has been so reliable that I'm reluctant to move to a
> different platform. I've used Ubuntu Server and it works well, but I'm
> more familiar with the RHEL way of doing things so I'll stick with CentOS.
> One thing I don't know much about is an in-place upgrade of C5 to C6.
> There are some under-the-hood differences that must be taken into
> account, which I haven't looked into.
in-place upgrade of C5 to C6 will be most likely impossible. To many
changes of how thing work.
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