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Cisco Nexus 7000 Reference

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Download this manual See also: Reference Manual, Configuration Manual
S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m
Cisco Nexus 7000 Series NX-OS
High Availability Command
Reference, Release 5.x
October 2010
Americas Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 527-0883
Text Part Number: OL-23374-01

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  Also See for Cisco Nexus 7000

Cisco Nexus 7000 Series Command Reference Manual
Cisco Nexus 7000 Series Command Reference Manual 1018 pages
Cisco Nexus 7000 Series Reference Manual
Cisco Nexus 7000 Series Reference Manual 746 pages
Cisco Nexus 7000 Series Configuration Manual
Cisco Nexus 7000 Series Configuration Manual 536 pages

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  Summary of Contents for Cisco Nexus 7000

  • Page 1 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x...
  • Page 2 OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Cisco and the Cisco Logo are trademarks of Cisco Systems, Inc. and/or its affiliates in the U.S. and other countries. A listing of Cisco's trademarks can be found at www.cisco.com/go/trademarks.

  • Page 3: Table Of Contents

    HACR-13 show system standby manual-boot HACR-15 system cores HACR-16 system hap-reset HACR-18 system no hap-reset HACR-19 system standby manual-boot HACR-20 system switchover HACR-21 system test-preupgrade running-ver HACR-22 Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01...
  • Page 4 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x...

  • Page 5: New And Changed Information

    7000 Series NX-OS High Availability Command Reference, Release 5.x. Table 1-1 summarizes the new and changed features as described in the Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x, and tells you where they are documented. The table includes a brief description of each new feature and the release in which the change occurred.
  • Page 6 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x...

  • Page 7: Preface

    S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Preface This preface describes the audience, organization, and conventions of the Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x. It also provides information on how to obtain related documentation.
  • Page 8 Cisco Nexus 7000 Series NX-OS Release Notes, Release 5.x NX-OS Configuration Guides Cisco Nexus 7000 Series NX-OS Getting Started with Virtual Device Contexts, Release 5.x Cisco Nexus 7000 Series OTV Quick Start Guide Cisco Nexus 7000 Series NX-OS Fundamentals Configuration Guide, Release 5.x Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x...

  • Page 9: Obtaining Documentation And Submitting A Service Request

    Obtaining Documentation and Submitting a Service Request For information on obtaining documentation, submitting a service request, and gathering additional information, see the monthly What’s New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at: http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html...
  • Page 10 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Subscribe to the What’s New in Cisco Product Documentation as a Really Simple Syndication (RSS) feed and set content to be delivered directly to your desktop using a reader application.

  • Page 11: Cisco Nexus 7000 Series Nx-Os High Availability Commands

    Cisco Nexus 7000 Series NX-OS High Availability Commands Cisco NX-OS is a resilient operating system that is specifically designed for high availability at the network, system, and process level. For more information about high availability (HA) concepts and features for Cisco NX-OS devices, see the Cisco Nexus 7000 Series NX-OS High Availability and Redundancy Guide, Release 5.x.

  • Page 12: Clear Bootvar Log Hacr-2

    This example shows how to delete the boot variable log: switch(config)# clear bootvar log switch(config)# Related Commands Command Description show boot Displays all configured boot variables. show boot variable Displays the boot variable names. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-2 OL-23374-01...

  • Page 13: Clear Cores Hacr-3

    This example shows how to delete core dump files of a VDC from the logflash: switch(config)# clear cores archive switch(config)# Related Commands Command Description show cores Displays core dump files of a virtual context device (VDC). Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-3...

  • Page 14: Clear Xbar-Driver

    2 inst 1 counters port_num 1 all switch(config)# Related Commands Command Description show module fabric Displays information about the module fabric. show hardware Displays information about the hardware fabric utilization. fabric-utilization Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-4 OL-23374-01...

  • Page 15: Out-Of-Service

    S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m out-of-service To power off a supervisor module in the Cisco NX-OS software, use the out-of-service command. out-of-service module module-number...
  • Page 16 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m poweroff To power off a supervisor of a line card module in the Cisco NX-OS, use the poweroff command. poweroff {module module-number | xbar xbar-number} Syntax Description module module-number Specifies an I/O module.

  • Page 17: Power Redundancy-Mode

    The available power is the lesser of the available power for power supply mode and input source mode. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-7...
  • Page 18 This example shows how to disable the power supply redundancy mode: switch# configure t switch(config)# no power redundancy-mode redundant Related Commands Command Description show environment Displays information about the device hardware environment. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-8 OL-23374-01...

  • Page 19: Reload Module

    This example shows how to reload a module: switch# reload module 2 Related Commands Command Description show version Displays the software version that is currently running on the system. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-9...

  • Page 20: Show Boot

    Boot Variables on next reload: sup-1 kickstart variable = bootflash:/n7000-s1-kickstart.4.1.5.gbin.S1 system variable = bootflash:/n7000-s1-dk9.4.1.5.gbin.S1 sup-2 kickstart variable = bootflash:/n7000-s1-kickstart.4.1.5.gbin.S1 system variable = bootflash:/n7000-s1-dk9.4.1.5.gbin.S1 No module boot variable set switch(config)# Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-10 OL-23374-01...
  • Page 21 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Related Commands Command Description system cores Configures the system core filename. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-11...

  • Page 22: Show Cores

    ------------ ------------ ---------------- 16718 May 21 15:36 switch# Related Commands Command Description show system core Displays information about transferring cores. system cores Configures the system core filename. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-12 OL-23374-01...

  • Page 23: Show System Cores

    This example shows how to display the core filename: switch(config)# show system cores Cores are transferred to slot0: switch(config)# Related Commands Command Description system cores Configures the system core filename. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-13...

  • Page 24: Show System Redundancy

    None This supervisor (sup-1) ----------------------- Redundancy state: Active Supervisor state: Active Internal state: Active with no standby Other supervisor (sup-2) ------------------------ Redundancy state: Not present switch# Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-14 OL-23374-01...
  • Page 25 2 Active with no standby vdc 3 Active with no standby vdc 4 switch# Related Commands Command Description system hap-reset Enables the Supervisor Reset HA policy. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-15...

  • Page 26: Show System Standby Manual-Boot

    This example shows how to display the status of the system standby manual boot feature: switch(config)# show system standby manual-boot system standby manual-boot option is disabled switch(config)# Related Commands Command Description system hap-reset Enables the Supervisor Reset HA policy. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-16 OL-23374-01...

  • Page 27: System Cores

    This example shows how to configure the destination for the system core: switch# config t switch(config)# system cores slot1:core_file switch(config)# This example shows how to disable system core logging: switch# config t switch(config)# no system cores Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-17...
  • Page 28 S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m Related Commands Command Description show system cores Displays the core filename. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-18 OL-23374-01...

  • Page 29: System Hap-Reset

    This example shows how to enable the Supervisor Reset HA policy: switch(config)# system hap-reset switch(config)# Related Commands Command Description system no hap-reset Disables the heartbeat checks and reverts to the factory default. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-19...

  • Page 30: System No Hap-Reset

    This example shows how to disable the Supervisor Reset HA policy: switch(config)# system no hap-reset switch(config)# Related Commands Command Description system hap-reset Enables the heartbeat checks and reverts to the factory default. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-20 OL-23374-01...

  • Page 31: System Standby Manual-Boot

    This example shows how to enable the system standby manual boot: switch(config)# system standby manual-boot system standby manual-boot option is enabled switch(config)# Related Commands Command Description system hap-reset Enables the Supervisor Reset HA policy. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-21...

  • Page 32: System Switchover

    This example shows how to switch over to the standby supervisor: switch# system switchover switch# Related Commands Command Description show system redundancy Displays the system redundancy status. Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-22 OL-23374-01...

  • Page 33: System Test-Preupgrade Running-Ver

    System will be upgraded according to following table: Module Swid Impact Running-Version New-Version Upg-Required ------ ---------- ---------- -------------------- -------------------- ------------ 4.2.1 hitless 4.2<0.202> Update 4.2.1 hitless 4.2<0.202> Update Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x OL-23374-01 HACR-23...
  • Page 34 ------ ---------- hitless hitless hitless Message from services: switch(config)# Related Commands Command Description system startup-config Unlocks the startup configuration. unlock system startup-config Initializes the startup configuration. init Cisco Nexus 7000 Series NX-OS High Availability Command Reference, Release 5.x HACR-24 OL-23374-01...