[c-nsp] Nexus 7K NX-OS Upgrade

[Alexander Lim]

Hi Pete,

Do you know what caused the 3 secs blip? How can Cisco claims that it is non-disruptive then?
Thanks for sharing. 

Regards,
Alexander Lim

On 7 Nov, 2012, at 12:12 PM, Pete Templin <petelists at templin.org> wrote:

> On 11/6/12 3:35 PM, Tóth András wrote:
>> Hi Antonio,
>> 
>> In general, doing a traditional upgrade (changing boot variables) will
>> not update the BIOS for example, while an ISSU does and it's
>> non-disruptive with dual-supervisors.
> 
> Just to add a data point, it's almost non-disruptive.  There's a noticeable blink on a per-linecard basis, probably <3 seconds, but I've had to deal with explaining the blip during a "non-disruptive" upgrade.
> 
> pt
> 
> 
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