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Cisco Nexus 7000 Reference

Nexus 7000 series
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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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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...

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