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I am using NBU 3.4.1 - Solaris master/media server, 2xDLT8000 drives on =
independent scsi channels.
=20
>From time to time, we get backups or bpduplicates that run at a snail's =
pace because the media is just barely usable. In this situation, the =
DLT drive shoe-shines a ton, but works. NBU doesn't do anything about =
it, because from it's point of view, the tape is just being slow - no =
errors are returned. =20
=20
I'm wondering what data I might be able to get out of Netbackup to help =
detect this situation. It would be nice to be able to see throughput =
from the point of view of the media, independent of the multiplexing, =
etc being used to feed the drive. =20
=20
Thanks
=20
Terry Green
Mitra Imaging
Waterloo Ontario
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<DIV><FONT face=3DArial size=3D2><SPAN class=3D785092714-30082002>I am =
using NBU 3.4.1=20
- Solaris master/media server, 2xDLT8000 drives on independent scsi=20
channels.</SPAN></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><SPAN=20
class=3D785092714-30082002></SPAN></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2><SPAN class=3D785092714-30082002>From =
time to time,=20
we get backups or bpduplicates that run at a snail's pace because the =
media is=20
just barely usable. In this situation, the DLT drive shoe-shines a =
ton,=20
but works. NBU doesn't do anything about it, because =
from it's=20
point of view, the tape is just being slow - no errors are =
returned. =20
</SPAN></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><SPAN=20
class=3D785092714-30082002></SPAN></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2><SPAN class=3D785092714-30082002>I'm =
wondering what=20
data I might be able to get out of Netbackup to help detect this=20
situation. It would be nice to be able to see throughput =
from the=20
point of view of the media, independent of the multiplexing, etc being =
used to=20
feed the drive. </SPAN></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><SPAN=20
class=3D785092714-30082002></SPAN></FONT> </DIV>
<DIV><FONT face=3DArial size=3D2><SPAN=20
class=3D785092714-30082002>Thanks</SPAN></FONT></DIV>
<DIV> </DIV>
<DIV><FONT face=3DArial size=3D2><SPAN class=3D785092714-30082002>Terry=20
Green</SPAN></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><SPAN class=3D785092714-30082002>Mitra=20
Imaging</SPAN></FONT></DIV>
<DIV><FONT face=3DArial size=3D2><SPAN =
class=3D785092714-30082002>Waterloo=20
Ontario</SPAN></FONT></DIV></BODY></HTML>
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