Multiple choice technology

Which log do you monitor to determine if multiplexing could improve performance?

  1. bptm

  2. bprd

  3. nbjob

  4. nbpem
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A Correct answer
Explanation

The bptm (NetBackup tape manager) log is the correct log to monitor for multiplexing performance analysis. This log shows how many backup streams are being written together to tape, buffer usage, and throughput per stream. By examining bptm entries, you can see if multiplexing is underutilized or causing contention, helping you determine if adjusting the multiplex count would improve backup performance.

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