Re: Red Hat PDU upgrades (Mesa, AZ datacenter)

[Jonathan Pickard <jpickard@redhat.com>]

All,

The maintenance finished without major incident.

Regards,
Jonathan

On Nov 19, 2008, at 9:18 AM, Jonathan Pickard wrote:

> [Reminder that this maintenance will take place tomorrow.]
>
> Hello,
>
> The PDU upgrades have been scheduled for Thursday, November 20,  
> 2008 at 6pm MST (5pm PST, 8pm EST). I will follow-up once the work  
> is completed or if issues arise.
>
> Regards,
> Jonathan
>
> On Nov 10, 2008, at 11:45 AM, Jonathan Pickard wrote:
>
>> Hello,
>>
>> We will soon be conducting an upgrade to the PDUs that provide  
>> power to the servers that you are hosting with Red Hat in our  
>> Mesa, AZ (PHX) facility. To minimize service disruption, I am  
>> coordinating the work with the various host owners. You are listed  
>> as a contact for the following machines:
>> sourceware
>> sourceware1
>> sourceware2
>>
>> Your affected machines have dual power supplies, and the work  
>> being planned is staged to take advantage of this through the  
>> following steps:
>>
>> * Install new PDU (new-a)
>> * Removing servers power from old primary PDU (old-a)
>> * Connecting servers power to new primary PDU (new-a)
>> * Repeat process with secondary PDUs (old-a and old-b)
>>
>> If your hosts are properly configured and the hardware is in  
>> working order, there should be no downtime. However, it may be at  
>> the point of power swap that a problem is realized. To minimize  
>> that risk, we are working with the host owners to schedule a date  
>> and time that will lessen the impact of a downed host or hosts.
>>
>> Please respond to me as soon as possible with the following:
>> * Confirmation that you have working remote management access to  
>> the host, in order to bring it back online if power is disrupted  
>> (something such as remote serial access through a Cyclades, a Dell  
>> DRAC, IBM RASII, or the like).
>> * A range of dates and times, before November 21, that you prefer  
>> the outage be scheduled for.
>>
>> Once I have this information I will work with the various owners  
>> to coordinate a finalized date and time for the work.
>>
>> Thanks,
>> Jonathan Pickard
>> Corporate Infrastructure Services
>> Red Hat, Inc
>