Host Statistics
Clicking
RAID Information > Host Status
takes you to the
Host Statistics
page, which displays I/O, block,
and reset statistics for each host port.
Figure 3-32:
Host Statistics
page
The information is arranged by controller.
The
Controller
column lists the host ports for each controller.
The
IOs
column displays the number of input/output operations (I/Os) performed through the port.
Read
indicates the number of times that a read operation has been performed through the port.
Write
indicates the number of times that a write operation has been performed through the port.
Others
indicates the number of times an RAID Controller initiated I/O operation has been performed
through the port. Examples include array creation, rebuilding, and verification.
The
Blocks
column displays the number of 512-byte data blocks that have been accessed by a
Read
or
Write
I/O operation through the host.
The
Resets
column displays the number of times that a logical unit (
LUN
) or a
Port
has been reset according
to the host communication management protocol.
Chapter 3: The Graphical User Interface — RAID Information
Nexsan High-Density Storage
User Guide
86