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Storage subsystem management

Viewing storage subsystem information

Command for viewing information  Top

You can use the storage show command and its options to view information about the storage subsystem components connected to your filer, including the host adapters, disks, tape devices, and medium changer devices.

For detailed information about the options available with the storage show command, see the na_storage(1) man page on the filer.

Viewing information about all components  Top

To view information about storage subsystem components, complete the following step.

Step

Action

1

Enter the following command:

storage show
Example

The following example shows information about the host adapters and disks connected to the filer tpubs-cf1:

tpubs-cf1> storage show
Slot:            7
Description:     Fibre Channel Host Adapter 7 (QLogic 2100 rev. 3)
Firmware Rev:    1.19.14
PCI Bus Width:   32-bit
PCI Clock Speed: 33 MHz
FC Node Name:    2:000:00e08b:006a15
Cacheline Size:  128
FC Packet Size:  512
Link Data Rate:  2 Gbit
SRAM Parity:     No
External GBIC:   No
State:           Enabled
In Use:          Yes
Redundant:       No

 

 

 
DISK  SHELF  BAY  SERIAL       VENDOR   MODEL      REV
----- -----  ---  ------       ------   ---------  ----
7.6     0     6   LA774453     SEAGATE  ST19171FC  FB59
7.5     0     5   LA694863     SEAGATE  ST19171FC  FB59
7.4     0     4   LA781085     SEAGATE  ST19171FC  FB59
7.3     0     3   LA773189     SEAGATE  ST19171FC  FB59
7.14    1     6   LA869459     SEAGATE  ST19171FC  FB59
7.13    1     5   LA781479     SEAGATE  ST19171FC  FB59
7.12    1     4   LA772259     SEAGATE  ST19171FC  FB59
7.11    1     3   LA783073     SEAGATE  ST19171FC  FB59
7.10    1     2   LA700702     SEAGATE  ST19171FC  FB59
7.9     1     1   LA786084     SEAGATE  ST19171FC  FB59
7.8     1     0   LA761801     SEAGATE  ST19171FC  FB59
7.2     0     2   LA708093     SEAGATE  ST19171FC  FB59
7.1     0     1   LA773443     SEAGATE  ST19171FC  FB59
7.0     0     0   LA780611     SEAGATE  ST19171FC  FB59

Viewing information about host adapters  Top

To view information about host adapters, complete the following step.

Step

Action

1

If you want to view...

Then...

Information about all the host adapters

Enter the following command:

storage show adapter

Information about a specific host adapter

Enter the following command:

storage show adapter name

name is the adapter name.

Example 1

The following example shows information about all the host adapters installed in the filer tpubs-cf2:

tpubs-cf2> storage show adapter
Slot:            7
Description:     Fibre Channel Host Adapter 7 (QLogic 2100 rev. 3)
Firmware Rev:    1.19.14
PCI Bus Width:   32-bit
PCI Clock Speed: 33 MHz
FC Node Name:    2:000:00e08b:00fb15
Cacheline Size:  128
FC Packet Size:  512
Link Data Rate:  2 Gbit
SRAM Parity:     No
External GBIC:   No
State:           Enabled
In Use:          Yes
Redundant:       No
Slot:            8
Description:     Fibre Channel Host Adapter 8 (QLogic 2100 rev. 3)
Firmware Rev:    1.19.14
PCI Bus Width:   32-bit
PCI Clock Speed: 33 MHz
FC Node Name:    2:000:00e08b:006b15
Cacheline Size:  128
FC Packet Size:  512
Link Data Rate:  2 Gbit
SRAM Parity:     No
External GBIC:   No
State:           Enabled
In Use:          Yes
Redundant:       No

Example 2

The following example shows information about host adapter 8 in the filer tpubs-cf2:

tpubs-cf2> storage show adapter 8
Slot:            8
Description:     Fibre Channel Host Adapter 8 (QLogic 2100 rev. 3)
Firmware Rev:    1.19.14
PCI Bus Width:   32-bit
PCI Clock Speed: 33 MHz
FC Node Name:    2:000:00e08b:006b15
Cacheline Size:  128
FC Packet Size:  512
Link Data Rate:  2 Gbit
SRAM Parity:     No
External GBIC:   No
State:           Enabled
In Use:          Yes
Redundant:       No 

Viewing information about hubs  Top

To view information about hubs, complete the following step.

Step

Action

1

If you want to view...

Then...

Information about all hubs

Enter the following command:

storage show hub

Information about a specific hub

Enter the following command:

storage show hub name

name is the hub name.

Example

The following example shows information about hub 8a.shelf1:

storage show hub 8a.shelf1
Hub name:    8a.shelf1
Channel:     8a
Loop:        A
Shelf id:    1
Shelf UID:   50:05:0c:c0:02:00:12:3d
Term switch: OFF
Shelf state: ONLINE
ESH state:   OK
                 Loop Invalid  Invalid Clock  Insert Stall Util 
Disk  Disk   Port     up       CRC     Word   Delta  Count Count %
Id    Bay    State    Count    Count   Count 
---------------------------------------------------------------
[IN ]        OK   3    0        0      128    1      0     0
[ 16]  0     OK   4    0        0      128    0      0     0
[ 17]  1     OK   4    0        0      128    0      0     0
[ 18]  2     OK   4    0        0      128    0      0     0
[ 19]  3     OK   4    0        0      128    0      0     0
[ 20]  4     OK   4    0        0      128    0      0     0
[ 21]  5     OK   4    0        0      128    0      0     0
[ 22]  6     OK   4    0        0      128    0      0     0
[ 23]  7     OK   4    0        0      128    0      0     0
[ 24]  8     OK   4    0        0      128    0      0     0
[ 25]  9     OK   4    0        0      128    0      0     0
[ 26]  10    OK   4    0        0      128    0      0     0
[ 27]  11    OK   4    0        0      128    0      0     0
[ 28]  12    OK   4    0        0      128    0      0     0
[ 29]  13    OK   4    0        0      128    0      0     0
[OUT]        OK   4    0        0      128    0      0     0

 
Hub name:    8b.shelf1
Channel:     8b
Loop:        B
Shelf id:    1
Shelf UID:   50:05:0c:c0:02:00:12:3d
Term switch: OFF
Shelf state: ONLINE
ESH state:   OK
                 Loop  Invalid  Invalid Clock  Insert Stall Util 
Disk  Disk   Port     up       CRC     Word   Delta  Count Count %
Id    Bay    State    Count    Count   Count 
------------------------------------------------------------------
[IN ]        OK   3    0        0      128    1      0     0
[ 16]  0     OK   4    0        0      128    0      0     0
[ 17]  1     OK   4    0        0      128    0      0     0
[ 18]  2     OK   4    0        0      128    0      0     0
[ 19]  3     OK   4    0        0      128    0      0     0
[ 20]  4     OK   4    0        0      128    0      0     0
[ 21]  5     OK   4    0        0      128    0      0     0
[ 22]  6     OK   4    0        0      128    0      0     0
[ 23]  7     OK   4    0        0      128    0      0     0
[ 24]  8     OK   4    0        0      128    0      0     0
[ 25]  9     OK   4    0        0      128    0      0     0
[ 26]  10    OK   4    0        0      128    0      0     0
[ 27]  11    OK   4    0        0      128    0      0     0
[ 28]  12    OK   4    0        0      128    0      0     0
[ 29]  13    OK   4    0        0      128    0      0     0
[OUT]        OK   4    0        0      128    0      0     0

Note
Hub 8b.shelf1 is also listed by the storage show hub 8a.shelf1 command in the example because the two hubs are part of the same shelf and the disks in the shelf are dual-ported disks. Effectively, the command is showing the disks from two perspectives.

Viewing information about all disks  Top

To view information about all the disks connected to your filer, complete the following step.

Step

Action

1

Enter one of the following commands:

storage show disk

or

storage show disk -a

Note
Both commands display information about all disks in different formats. The -a option displays information about all disks in a report form that is easily interpreted by scripts.

Example

The following example shows information about all the disks connected to the filer tpubs-cf1:

tpubs-cf1> storage show disk

 
DISK  SHELF  BAY    SERIAL     VENDOR   MODEL       REV
----  -----  ---    --------   ------   ---------   ----
7.6     0     6     LA774453   SEAGATE  ST19171FC   FB59
7.5     0     5     LA694863   SEAGATE  ST19171FC   FB59
7.4     0     4     LA781085   SEAGATE  ST19171FC   FB59
7.3     0     3     LA773189   SEAGATE  ST19171FC   FB59
7.14    1     6     LA869459   SEAGATE  ST19171FC   FB59
7.13    1     5     LA781479   SEAGATE  ST19171FC   FB59
7.12    1     4     LA772259   SEAGATE  ST19171FC   FB59
7.11    1     3     LA783073   SEAGATE  ST19171FC   FB59
7.10    1     2     LA700702   SEAGATE  ST19171FC   FB59
7.9     1     1     LA786084   SEAGATE  ST19171FC   FB59
7.8     1     0     LA761801   SEAGATE  ST19171FC   FB59
7.2     0     2     LA708093   SEAGATE  ST19171FC   FB59
7.1     0     1     LA773443   SEAGATE  ST19171FC   FB59
7.0     0     0     LA780611   SEAGATE  ST19171FC   FB59

Viewing primary and secondary paths to the disks  Top

To view primary and secondary paths to all the disks connected to your filer, complete the following step.

Step

Action

1

Enter the following command:

storage show disk -p

Note
The disk addresses shown for the primary and secondary paths to a disk are aliases of each other.

Example

In the following example, a host adapter is installed in the PCI expansion slot 7 and slot 8 of the filer tpubs-cf1. The slot 8 host adapter is connected to port A of disk shelf 0 and the slot 7 host adapter is connected to port B of disk shelf 1. The output of the storage show disk -p command shows the primary and secondary paths to all disks connected to filer.

tpubs-cf1> storage show disk -p
PRIMARY PORT  SECONDARY  PORT  SHELF BAY
------- ----  ---------- ----  ----- ---
7b.0     B    8a.0        A      0    0
8a.1     A    7b.1        B      0    1
8a.2     A    7b.2        B      0    2
7b.3     B    8a.3        A      0    3
7b.4     B    8a.4        A      0    4
8a.5     A    7b.5        B      0    5
8a.6     A    7b.6        B      0    6
7b.8     B    8a.8        A      1    0
8a.9     A    7b.9        B      1    1
7b.10    B    8a.10       A      1    2
7b.11    B    8a.11       A      1    3
7b.12    B    8a.12       A      1    4
7b.13    B    8a.13       A      1    5
8a.14    A    7b.14       B      1    6

Viewing information about medium changers  Top

To view information about medium changers attached to your filer, complete the following step.

Step

Action

1

Enter the following command:

storage show mc [ name ]

name is the name of the medium changer for which you want to view information. If no medium changer name is specified, information for all medium changers is displayed.

Viewing information about switch ports  Top

To view information about ports for switches attached to the filer, complete the following step.

Step

Action

1

Enter the following command:

storage show port [ name ]

name is the name of the port for which you want to view information. If no port name is specified, information for all ports is displayed.

Viewing information about switches  Top

To view information about switches attached to the filer, complete the following step.

Step

Action

1

Enter the following command:

storage show switch [ name ]

name is the name of the switch for which you want to view information. If no switch name is specified, information for all switches is displayed.

Viewing information about tape drives  Top

To view information about tape drives attached to your filer, complete the following step.

Step

Action

1

Enter the following command:

storage show tape tape

tape is the name of the tape drive for which you want to view information. If no tape name is specified, information for all tape drives is displayed.

Viewing supported tape drives  Top

To view information about tape drives that are supported by your filer, complete the following step.

Step

Action

1

Enter the following command:

storage show tape supported [-v]

-v displays all information about supported tape drives, including their density and compression settings. If no option is given, only the list of supported tape drives is displayed.

Viewing tape drive statistics  Top

To view storage statistics for tape drives attached to the filer, complete the following step.

Step

Action

1

Enter the following command:

storage stats tape name

name is the name of the tape drive for which you want to view storage statistics.

Resetting tape drive statistics  Top

To reset storage statistics for a tape drive attached to the filer, complete the following step.

Step

Action

1

Enter the following command:

storage stats tape zero name

name is the name of the tape drive

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