Default Statistics
The following statistics are enabled and archived by default on a factory-installed
appliance. These are the statistics you see in the Datasets view when you first
configure and log in to the appliance:
Table 11 Default Statistics
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|
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CPU
|
Percent utilization
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|
CPU
|
Percent utilization broken down by CPU mode
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|
Cache
|
ARC accesses per second broken down by hit/miss
|
|
Cache
|
ARC size
|
|
Cache
|
ARC size broken down by component
|
|
Cache
|
DNLC accesses per second broken down by hit/miss
|
|
Cache
|
L2ARC accesses per second broken down by hit/miss
|
|
Cache
|
L2ARC size
|
|
Data Movement
|
NDMP bytes transferred to/from disk per second
|
|
Disk
|
Disks with utilization of at least 95 percent broken down by
disk
|
|
Disk
|
I/O bytes per second
|
|
Disk
|
I/O bytes per second broken down by type of operation
|
|
Disk
|
I/O operations per second
|
|
Disk
|
I/O operations per second broken down by disk
|
|
Disk
|
I/O operations per second broken down by type of operation
|
|
Network
|
Device bytes per second
|
|
Network
|
Device bytes per second broken down by device
|
|
Network
|
Device bytes per second broken down by direction
|
|
Protocol
|
SMB operations per second
|
|
Protocol
|
SMB operations per second broken down by type of operation
|
|
Protocol
|
SMB2 operations per second
|
|
Protocol
|
SMB2 operations per second broken down by type of operation
|
|
Protocol
|
FTP bytes per second
|
|
Protocol
|
Fibre Channel bytes per second
|
|
Protocol
|
Fibre Channel operations per second
|
|
Protocol
|
HTTP/WebDAV requests per second
|
|
Protocol
|
NFSv2 operations per second
|
|
Protocol
|
NFSv2 operations per second broken down by type of
operation
|
|
Protocol
|
NFSv3 operations per second
|
|
Protocol
|
NFSv3 operations per second broken down by type of
operation
|
|
Protocol
|
NFSv4 operations per second
|
|
Protocol
|
NFSv4 operations per second broken down by type of
operation
|
|
Protocol
|
SFTP bytes per second
|
|
Protocol
|
iSCSI operations per second
|
|
Protocol
|
iSCSI bytes per second
|
|
These default statistics give broad observability across protocols with minimal
statistic collection overhead, and are usually left enabled even when benchmarking. For
more discussion on statistic overhead, see Storage Performance Impact and Execution Performance Impact.