[j-nsp] Regular maintenance advice

[Skeeve Stevens]

Thanks for that Piotr.

What are the current thoughts/best practices on the snapshot?

Like your mis-match below, I have some switches which are the same.

Should they be running a current snapshot if possible (maybe except while
upgrading or becoming stable) ?

*Skeeve Stevens, CEO*
eintellego Pty Ltd
skeeve at eintellego.net ; www.eintellego.net <http://www.eintellego.net.au>

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The Experts Who The Experts Call
Juniper - Cisco – Brocade - IBM



On Wed, Apr 4, 2012 at 04:57, Piotr Szlenk <piotr.szlenk at gmail.com> wrote:

> Skeeve,
>
> Try this one. This should provide info about current code on both
> partitions on EX series.
>
> > show system snapshot media internal
> Information for snapshot on       internal (/dev/da0s1a) (backup)
> Creation date: Mar 20 15:39:34 2012
> JUNOS version on snapshot:
>  jbase  : 11.2R1.2
>  jcrypto-ex: 11.2R1.2
>  jdocs-ex: 11.2R1.2
>  jkernel-ex: 11.2R1.2
>  jroute-ex: 11.2R1.2
>  jswitch-ex: 11.2R1.2
>  jweb-ex: 11.2R1.2
> Information for snapshot on       internal (/dev/da0s2a) (primary)
> Creation date: Mar 20 18:08:56 2012
> JUNOS version on snapshot:
>  jbase  : 11.4R1.6
>  jcrypto-ex: 11.4R1.6
>  jdocs-ex: 11.4R1.6
>  jkernel-ex: 11.4R1.6
>  jroute-ex: 11.4R1.6
>  jswitch-ex: 11.4R1.6
>  jweb-ex: 11.4R1.6
>
>
> 2012/4/3 Skeeve Stevens <skeeve+junipernsp at eintellego.net>:
> > 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?
> >
> >
> >  *Skeeve Stevens, CEO*
> > eintellego Pty Ltd
> > skeeve at eintellego.net ; www.eintellego.net <http://www.eintellego.net.au
> >
> >
> > Phone: 1300 753 383 ; Fax: (+612) 8572 9954
> >
> > Cell +61 (0)414 753 383 ; skype://skeeve
> >
> > facebook.com/eintellego
> >
> > twitter.com/networkceoau ; www.linkedin.com/in/skeeve
> >
> > PO Box 7726, Baulkham Hills, NSW 1755 Australia
> >
> > The Experts Who The Experts Call
> > Juniper - Cisco – Brocade - IBM
> >
> >
> >
> > 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.
> >>
> >>
> > _______________________________________________
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>
>
>
> --
> Piotr Szlenk
>  e-mail: piotr.szlenk at gmail.com | mobile: +48793717288
>
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