[j-nsp] Regular maintenance advice

[Skeeve Stevens]

Excellent Julian.

btw.  Doing the show system snapshot on a an EX4200 stack just showed me:

user at host> show system snapshot
error: external media missing or invalid

I'm guessing a USB key should be installed by default for this?  or you
think a switch may not need it?


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On Wed, Apr 4, 2012 at 00:41, Julien Goodwin <jgoodwin at studio442.com.au>wrote:

> On 04/04/12 00:28, Skeeve Stevens wrote:
> > 1. Show log messages
> >
> >      a.     Look at last few days for anything suspicious
> >
> >           i.     Interfaces flapping
>
> "show int | match flap" is your friend. Also chassisd
>
> > 2. Show interfaces terse
> >
> >      a.     Anything down that shouldn’t be?
>
> Also anything *up* that shouldn't be.
>
> If you can be strict about it you can say anything but up/up and
> down/down are problems.
>
> > 3. Show chassis alarm
> >
> >      a.     Look for any alarm information
>
> If you have any EX (at least, can't remember for SRX/J, not for M/...)
> also add:
>
> show system alarms
>
> (It's sad how few people know about this)
>
> > 4. Show system snapshot
> >
> >      a.     If older than 1 week then – ‘Request system snapshot’
>
> er, why?
> Do a snapshot on OS upgrade, shouldn't be needed after that.
>
> Verifing "commit sync" is default is also good.
>
> > 5. Show system uptime
> >
> >      a.     As expected?
> >
> > 6. Show system storage
> >
> >      a.     Confirm / (root) disk space is not getting full.
>
>