That's great info. At 350mb/s. Did the bottleneck move from the network card to the backup units? Or maybe the disk drives? What sort of drive configuration did you use?
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Bennett, Warren > Sent: April 19, 2002 9:33 AM > To: NT 2000 Discussions > Subject: RE: Veritas backup rate? > > > We just finished installing a new 4 drive sdlt library. We > setup 4 large > chunks of data on 4 different severs on the network to do throughput > testing. We found some very interesting things during the > tests. Basically > we the original 100/full nic we were using was not even close > to providing > enough bandwidth to the drives. We attempted to team (Compaq) > 4 nics but > were having problems with getting the 4th to pass traffic. But every > additional nic we added increased the throughput performance > of the library. > We then yanked those and install a gigabit fiber card. The > total bandwidth > being used by the 4 drives was 350mb/s. > > > Warren J. Bennett > > > -----Original Message----- > From: Bendall, Paul (KBPB) [mailto:[EMAIL PROTECTED]] > Sent: Monday, April 08, 2002 3:41 AM > To: NT 2000 Discussions > Subject: RE: Veritas backup rate? > > We are using the Netbackup software from Veritas and achieve > about 10GB per > hour from our fileservers, this is to a SDLT robot. The > biggest thing we > saw, after disabling anti-virus was making sure all Netcoms > equipment, NIC, > switches, etc were set to 100 full-duplex, if anything was > left at auto > sensing we got awful transer rates. > > Regards, > > Paul > > -----Original Message----- > From: Douglas, Josh D. [mailto:[EMAIL PROTECTED]] > Sent: 03 April 2002 18:23 > To: NT 2000 Discussions > Subject: RE: Veritas backup rate? > > > I average about 110 mb/min (if the target computer is on the > same switch as > the backup server). We get 8-10 mb/min if we try to back > something up from > a computer on the same stack but different switch. We have > 3com superstack > 3300 and we think that it is because of different firmware > versions between > the switches in the stack. This has taken awhile to pin down > and Veritas > said that the speed would have nothing to do with them and to > check the > network. We don't seem to have any network issues other than > backing up. We > are upgrading our switches later this week so if this helps > us I will post > the results > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, April 03, 2002 11:18 AM > To: NT 2000 Discussions > Subject: Veritas backup rate? > > > Is anybody using Veritas Backup Exec 8.6 and if so, what is > you approximate > backup rate? 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