Networker

Re: [Networker] Problem with a Windows NT server backup

2002-10-14 11:59:53
Subject: Re: [Networker] Problem with a Windows NT server backup
From: Dawn Whitesock <dwhitesock AT NC.RR DOT COM>
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Date: Mon, 14 Oct 2002 11:54:45 -0400
have you tried verifying that the switch port is locked at 100/full with no
negotiation?  it helps to trace back and verify every network connection is
locked at the same speed. Also, verify that the port on the switch is not
taking any errors (alignment, crc, frame errors, etc).  If you have
alignment errors you either have a bad cable, bad port, or bad nic.  backups
of smaller directories can still work, but problems can show up when doing a
large backup of several files.  you may want to try a different port on the
switch, or swapping out the cable.  I would also upgrade the client version
of legato to at least 5.7.

-----Original Message-----
From: Legato NetWorker discussion
[mailto:NETWORKER AT LISTMAIL.TEMPLE DOT EDU]On Behalf Of Stan Horwitz
Sent: Monday, October 14, 2002 9:29 AM
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Subject: [Networker] Problem with a Windows NT server backup


Here's the story;

One of our last remaining Windows NT 4.0 servers refuses to back up to our
Networker 6.1.1 server (which runs Tru64 Unix). This NT client has an old
Networker client on it, version 5.2. We plan to upgrade the OS on this
server soon, but we recently swapped network cards on it and put a gigabit
card in place of the old 10/100MB card. Actually, both cards are sitting
in different PCI slots in this Gateway PC, but the old card has been
disabled.

Since deploying the new gigabit card, backups of one of this server's four
disk volumes fail ever night. Of course, this g:\ volume that fails
contains the most important data on the system and its the largest volume;
a SCSI raid array. The volume has roughly 11GB of data across nearly
800,000 files. The other volumes are much smaller, but they back up fine.

We have tried setting the gigabit back to 100/full and putting it back on
a port on our switch that operates at that rate. When the system is
connected to a gigabit switch, nor not, backups of this G:\ volume fail
after spending about three hours writing data to tape. The failure looks
network related to me because of the RPC error.

Here's the error message:

* smaug:G:\ 5 retries attempted
* smaug:G:\ save: RPC error, Unable to send
* smaug:G:\ save: Send Chunk to MMD failed, Connection reset by peer
* smaug:G:\ save: save failed on
G:\Programs\WebMail\USERS\jarmul AT temple DOT edu\USER.BAK

Does anyone know how we can get this backup to work with the gigabit
ethernet connection? It seems as if our only option to get a good backup
of all this server's volumes is to revert to the old network card.

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