Data Domain DD400 Series, User Manual

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The System Command
106 DD400 Series Restorer User Guide
For example:
# system show uptime
12:57pm up 9 days, 18:55, 3 users, load average: 0.51, 0.42,
0.47
Filesystem has been up 9 days, 16:26
Display Detailed System Statistics
The detailed system statistics cover the time period since the last reboot.
The columns in the display are:
CPUx busy The percentage of time that each CPU is busy.
State 'CDVMS' A single character shows whether any of the five following events is occurring.
Each event can affect performance.
C cleaning
D disk reconstruction (repair of a failed disk)
V verify data (a background process that checks for data consistency)
M merging of the internal fingerprint index
S summary vector internal checkpoint process
NFS ops/s The number of NFS operations per second.
NFS proc The fraction of time that the file server is busy servicing requests.
NFS rcv The proportion of NFS-busy time spent waiting for data on the NFS socket.
NFS snd The proportion of NFS-busy time spent sending data out on the socket.
NFS idle The percentage of NFS idle time.
CIFS ops/s The number of CIFS (Common Internet File System) operations per second.
ethx kB/s
The amount of data in kilobytes per second passing through each Ethernet
connection. One column appears for each Ethernet connection.
Disk kB/s The amount of data in kilobytes per second going to and from all disks in the
restorer.
Disk busy The percentage of time that all disks in the restorer are busy.
NVRAM kB/s The amount of data in kilobytes per second going through non-volatile
random-access memory from reads and writes.
Repl kB/s The amount of data in kilobytes per second being replicated between one restorer
and another.