[c-nsp] Nexus 7K NX-OS Upgrade
Alexander Lim
nsp.alexander.lim at gmail.com
Wed Nov 7 09:02:11 EST 2012
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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