Sorry, memory served me wrong, should use long timeout, not short. Sent from my iPhone
> On Feb 23, 2018, at 7:49 PM, Hunter Fuller <hf0...@uah.edu> wrote: > > We were required to use long LACP timers for one upgrade. The show impact > command will tell all, in this regard. > > As Mike mentioned, if an stp change occurs it will rollback the ISSU. > >> On Fri, Feb 23, 2018 at 21:39 Michael Lee <fwis...@gmail.com> wrote: >> Make sure use short lacp timeout, no spanning-tree change during the upgrade >> >> Also boot disk array status >> >> Mike >> >> Sent from my iPhone >> >> > On Feb 23, 2018, at 4:16 PM, Hunter Fuller <hf0...@uah.edu> wrote: >> > >> > On Fri, Feb 23, 2018 at 8:06 AM Justin M. Streiner >> > <strei...@cluebyfour.org> >> > wrote: >> > >> >> Vendors also sometimes conflate "ISSU" and "hitless", or their >> >> documentation doesn't always make it clear that an ISSU carries the >> >> potential of outages. >> > >> > >> > For what it is worth - there is a NX-OS command for checking whether an >> > ISSU will be hitless: "show install all impact ?" will show you what you >> > need to know. >> > >> > We don't run much Nexus stuff, but we did upgrade our Nexus 7010 from >> > version 4.something all the way to 7.2 with only ISSU. We had to do some >> > careful planning, and some ISSU did fail, but the failure and rollback was >> > just as hitless as the successes, and it told us what needed to be >> > corrected for the future. >> > >> > So far so good, with this strategy. I am very surprised to hear people >> > talking about their problems with the ISSU process. I could not be happier >> > with it. >> > >> > # show system uptime >> > System start time: Sat Dec 20 17:54:34 2014 >> > System uptime: 1161 days, 4 hours, 36 minutes, 22 seconds >> > >> > -- >> > >> > -- >> > Hunter Fuller >> > Network Engineer >> > VBH Annex B-5 >> > +1 256 824 5331 >> > >> > Office of Information Technology >> > The University of Alabama in Huntsville >> > Systems and Infrastructure >> > _______________________________________________ >> > cisco-nsp mailing list cisco-nsp@puck.nether.net >> > https://puck.nether.net/mailman/listinfo/cisco-nsp >> > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > -- > > -- > Hunter Fuller > Network Engineer > VBH Annex B-5 > +1 256 824 5331 > > Office of Information Technology > The University of Alabama in Huntsville > Systems and Infrastructure _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
