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To view disk pools
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In the NetBackup Administration Console, expand Media andDevice
Management >Devices > Disk Pools.
Monitoring deduplication activity
You can monitor deduplication activity.
See “Monitoring the deduplication rates” on page 80.
See “Viewing disk reports” on page 81.
See “Monitoring deduplication processes” on page 83.
See “Monitoring deduplication logs” on page 83.
Monitoring the deduplication rates
The deduplication rate is the percentage of data that was stored already. That
data is not stored again.
NetBackup reports the rate of deduplication as follows:
■ The Deduplication Rate column of the ActivityMonitor Jobs tab.
■ The Job Details dialog box.
The Detailed Status tab shows detailed information, including the
deduplication rate.
Theinformation dependson whetherit ismediaserver deduplicationor client
deduplication, as follows:
■ For media server deduplication, the Detailed Status tab shows the
deduplication rate on the server that performed the deduplication. The
following job details excerpt shows details for client1, for which
DedupeServer deduplicated the data:
10/6/2009 10:02:09 AM - Info DedupeServer(pid=30695)
StorageServer=PureDisk:DedupeServer; Report=PDDO Stats
for (DedupeServer): scanned: 30126998 KB, stream rate:
162.54 MB/sec, CR sent: 1720293 KB, dedup: 94.3%, cache
hits: 214717 (94.0%)
■ For client deduplication jobs, the Detailed Status tab shows two
deduplication rates. The first deduplication rate is always for the client
data.The secondduplication rateis fortheload balancingserver. Theclient
sends the disk image header and True ImageRestore information (if
Managing deduplication
Monitoring deduplication activity
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