Options - Fujitsu SPARC Enterprise M8000 Service Manual

2.9.1.1

Options

TABLE 2-13
troubleshoot the server.
Options for iostat
TABLE 2-13
Option Description
No option Reports status of local I/O devices.
Reports the percentage of time the system has spent in user mode,
-c
in system mode, waiting for I/O, and idling.
Displays device error summary statistics. The total errors, hard
-e
errors, soft errors, and transport errors are displayed.
Displays all device error statistics.
-E
Displays names in descriptive format.
-n
For each drive, reports extended drive statistics. The output is in
-x
tabular form.
The following example shows output for one iostat command.
# iostat -En
c0t0d0
Model: ST3120026A
Size: 120.03GB <120031641600 bytes>
Media Error: 0 Device Not Ready: 0
Illegal Request: 0
c0t2d0
Vendor: LITE-ON
No:
Size: 0.00GB <0 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
2-38 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
describes options for the iostat command and how those options can help
Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Revision: 8.01
Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Product: COMBO SOHC-4832K Revision: O3K1 Serial
How It Can Help
A quick three-line output of device
status.
Quick report of CPU status.
Provides a short table with
accumulated errors. Identifies suspect
I/O devices.
Provides information about devices:
manufacturer, model number, serial
number, size, and errors.
Descriptive format helps identify
devices.
Similar to the -e option, but provides
rate information. This helps identify
poor performance of internal devices
and other I/O devices across the
network.
Serial No: 3JT4H4C2
No Device: 0 Recoverable: 0