[c-nsp] 6800 ISSU issue

[Garrett Skjelstad]

We had similar issues. The best way we found to correct it was to do
individual module resets just prior to running ISSU.

After "hw-module reset"-ing all the supers, one at a time, we were able to
ISSU without issue.

On Mon, Apr 22, 2019, 05:50 Chuck Church <chuckchurch at gmail.com> wrote:

> All,
>
>        Ran into an issue with using FSU on a quad-sup 6800 VSS pair with
> Sup6T.  We're going from 15.3(1)SY2 to 15.5(1)SY2.  It appears after the
> standby sup upgrade starts (after the issu loadversion command is done), a
> 3 minute timer is expiring and causing an automatic abort.  From the logs:
>
> Apr 21 2019 05:52:34.856: %ISSU_PROCESS-SW1-6-LOADVERSION_INFO: Standby-ICS
> has gone offline, wait for reboot
>
> Apr 21 2019 05:55:34.866: %ISSU_PROCESS-SW1-3-ABORT: Starting abort
> sequence, reason: LOADVERSION: Standby-ICS has not come back online
>
> Now we could see via the console cable that the standby would eventually
> boot up.  Due to the version changes there was an FPGA upgrade done and I
> believe a second boot of it.  Thus more than the 3 minute timer I'm
> hitting.  Anyone seen this before and/or know what to do?
>
> Thanks,
>
> Chuck
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