Chapter 20 Show Commands

show system health

show system health

To display configured Online System Health Management (OSHM) information, use the show system health command.

show system health [module slot statistics [loopback [interface {fc slot/portiscsi slot/port}

 

 

module slot [timelog] timelog] module slot]

 

 

 

 

 

Syntax Description

 

module slot

Displays information for a module in the switch,

 

 

 

 

 

 

 

statistics

Displays OHMS statistics.

 

 

 

 

 

 

 

 

interface

Specifies the required interface.

 

 

 

 

 

 

 

fc slot/port

Specifies the Fiber Channel interface at the specified slot and port.

 

 

 

 

 

 

iscsi slot/port

Specifies the iSCSI interface at the specified slot and port.

 

 

 

 

 

 

loopback

Displays the OHMS loopback test statistics.

 

 

 

 

 

 

timelog

Displays the loopback round trip times.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Defaults

 

None

 

 

 

 

 

 

 

 

 

 

 

Command Modes

 

EXEC mode

 

 

 

 

 

 

 

Command History

 

This command was introduced in Cisco MDS SAN-OS Release 1.3(4).

 

 

 

 

 

 

 

Usage Guidelines

 

None.

 

 

 

 

 

 

 

Examples

 

The following example displays the current health of all modules in the switch.

 

 

switch# show system health

 

 

 

 

 

Current health information for module 2.

 

 

 

 

Test

 

Frequency

Status

Action

 

-----------------------------------------------------------------

 

 

Bootflash

5

Sec

Running

Enabled

 

 

EOBC

5

Sec

Running

Enabled

 

 

Loopback

5

Sec

Running

Enabled

 

-----------------------------------------------------------------

 

 

Current health information for module 6.

 

 

 

 

Test

 

Frequency

Status

Action

 

-----------------------------------------------------------------

 

 

InBand

5

Sec

Running

Enabled

 

 

Bootflash

5

Sec

Running

Enabled

 

 

EOBC

5

Sec

Running

Enabled

 

 

Management Port

5

Sec

Running

Enabled

-----------------------------------------------------------------

 

 

Cisco MDS 9000 Family Command Reference

 

 

 

 

 

 

78-16088-01, Cisco MDS SAN-OS Release 1.3

 

 

20-165

 

 

 

 

 

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Cisco Systems MDS 9000 manual Show system health, Loopback, Timelog, 20-165

MDS 9000 specifications

Cisco Systems MDS 9000 series is a line of storage networking switches designed to address the unique demands of enterprise-level data centers. These switches provide high-performance solutions for connecting various storage devices, including traditional disk arrays, solid-state drives, and tape libraries. The MDS 9000 series is built for scalability, high availability, and advanced security, making it an ideal choice for organizations looking to optimize their storage infrastructure.

One of the standout features of the MDS 9000 series is its support for Fibre Channel and FICON protocols, which enable seamless integration with various storage technologies. This versatility is crucial for organizations that may be using a mix of applications and storage performance requirements. The switches support multiple speeds, including 1G, 2G, 4G, 8G, and even 16G Fibre Channel rates, ensuring that they can adapt to evolving storage needs.

The MDS 9000 is known for its advanced features in terms of management and automation. Cisco provides intelligent automation capabilities to enhance operational efficiency. Features like Flow Vision and intelligent network services allow for deep visibility into storage environments, enabling administrators to monitor performance, troubleshoot issues, and optimize resource allocation effectively. This level of visibility helps organizations to mitigate risks and ensure data availability.

Security is another paramount consideration for the MDS 9000 series. The switches are equipped with a range of security features, including role-based access controls, encryption technologies, and zoning options. These capabilities help safeguard sensitive data and ensure compliance with industry regulations, making the MDS 9000 a trusted choice for enterprises dealing with critical data.

The architecture of the MDS 9000 series is designed for high availability and resiliency. With redundant power supplies and cooling systems, these switches minimize downtime and ensure continuous operation. Additionally, they offer advanced features like non-disruptive software upgrades, which eliminate the need for scheduled outages during firmware updates.

In summary, the Cisco Systems MDS 9000 series offers a robust set of features tailored for enterprise storage networking. Its support for various protocols, intelligent management capabilities, and high availability characteristics make it a preferred choice for organizations seeking to optimize their storage infrastructure for both current and future needs. By investing in the MDS 9000 series, businesses can enhance their operational efficiency, ensure data security, and maintain a competitive edge in today's data-driven landscape.