Networker

Re: [Networker] Stable Backups... (What we run, and what was changed...)

2010-03-10 17:05:28
Subject: Re: [Networker] Stable Backups... (What we run, and what was changed...)
From: Chester Martin <cmartin AT SPP DOT ORG>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Wed, 10 Mar 2010 16:02:57 -0600
Yes, I did. Networker wouldn't bring the virtual tape library.

-----Original Message-----
From: EMC NetWorker discussion [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU] On
Behalf Of Anacreo
Sent: Wednesday, March 10, 2010 2:03 PM
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Subject: Re: [Networker] Stable Backups... (What we run, and what was
changed...)

Did you restart the Networker host after the upgrade?

Alec

On 3/10/10, Chester Martin <cmartin AT spp DOT org> wrote:
> The code upgrade didn't help the issue...  At least the issue is
> consistent in both of my datazones. :)
>
> I'm going to make sure that I don't have issues down a certain fiber
> path.  I have the drives split between two fiber paths.  I'm going to
> make sure I'm not having issues with one of the paths.
>
> Thanks
>
> -----Original Message-----
> From: EMC NetWorker discussion [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU]
On
> Behalf Of Anacreo
> Sent: Monday, March 01, 2010 7:24 PM
> To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
> Subject: Re: [Networker] Stable Backups... (What we run, and what was
> changed...)
>
> No problem no problem...  Yes that is the exact symptom and it has not
> happened since the code upgrade, and last weekend was the full monthly
> backup, so that means something.
>
> Alec
>
> If its any consolation we don't use VCB's here... we have about 500
VM's
> in
> 20 VMWare hosts....  We end up doing backups using NetWorker clients
> inside
> of each guest.  We'll be doing the host level "DR" solution via
> RecoverPoint
> by end of year.
>
> Alec
>
> On Mon, Mar 1, 2010 at 12:49 PM, Chester Martin <cmartin AT spp DOT org>
wrote:
>
>> Ahh, I bet that's what's going on here.  Thanks for the info..
>>
>> We have two edl's and the problem is happening on both of them.  I'll
>> come in one morning and about 1/4 of the drives will be in service
> mode,
>> and some of the tapes will show up as "unlabeled".
>>
>> This morning I came in and all of my vcb proxy server drives were in
>> service mode..
>>
>> Also, in my first post I meant to put that I have CDI off and not
> CDL..
>> :)
>>
>> -----Original Message-----
>> From: EMC NetWorker discussion [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU]
> On
>> Behalf Of Anacreo
>> Sent: Monday, March 01, 2010 10:19 AM
>> To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
>> Subject: Re: [Networker] Stable Backups... (What we run, and what was
>> changed...)
>>
>> Yes that was definitely one issue we were experiencing.  Try having
>> EMC come and upgrade your EDL's software....  Nice free easy to
>> implement fix.
>>
>> Its so annoying to recreate physical problems in the virtual world
for
>> the sake of completeness.
>>
>> Alec
>>
>> On 3/1/10, Chester Martin <cmartin AT spp DOT org> wrote:
>> > Good info..
>> >
>> > When you say " locking up necessary "tapes"" did those tapes show
up
>> as
>> > "unlabeled" when devices would go offline?  I'm running into issues
>> with
>> > some devices in my edl's going offline.  I have "CDL" off also.
>> >
>> > -----Original Message-----
>> > From: EMC NetWorker discussion
> [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU]
>> On
>> > Behalf Of Anacreo
>> > Sent: Saturday, February 27, 2010 2:11 AM
>> > To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
>> > Subject: [Networker] Stable Backups... (What we run, and what was
>> > changed...)
>> >
>> > I have to admit this took much time to get to a stable backup
>> > platform...
>> >
>> > These is our environment that was working, mostly:
>> > Sun Solaris 10u3 (T5240 sparc)
>> > NetWorker 7.5.1
>> > Sun StorageTek SL500 (6 drives)
>> > EMC EDL (20 virtual drives)
>> > Celerra with NDMP to EDL and SL500...
>> >
>> > What fixed what....
>> > #1) NetWorker 7.5.1 Roll-up 6, this has solved a few really
annoying
>> > client
>> > issues, and an index issue, but by itself appeared to do nothing to
>> > improve
>> > uptime.
>> >
>> > #2) We were running NMC on the Sun server, moved this to its own
>> Windows
>> > box
>> > and...
>> >     Indexer performed much better, especially around some MSSQL
>> > issues...
>> >     nsrim taking > 45 minutes to run...
>> >     Random crashes - nsrd would simply be locked kill -9 only way
to
>> > shut it
>> > down...
>> >      -- to be fair this is EMC Best Common Practice, but they
should
>> > state
>> > up front that your server requires two physical servers then...
>> >
>> >  #3) Upgrade of the EDL code.
>> >       EMC came out last week to upgrade our EDL code (and we were
on
> a
>> > fairly recent version already.
>> >       We were suffering from virtual devices randomly going offline
>> > locking
>> > up necessary "tapes" some times stopping backups/clones/etc...
>> >       We were suffering from TapeAlert messages about wrong
> medium...
>> >
>> > This combo of changes has made our system seem to operate much
> better,
>> > hope
>> > this helps anyone out in a similar boat... its going to be
difficult
>> to
>> > convince myself to upgrade things now though.. oh well :-).
>> >
>> > Alec
>> >
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>>
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