Parallel Upgrade. Cisco Nexus 7700 18-Slot Switch , Nexus 7000 4-Slot Switch , Nexus 7000 9-Slot Switch , Nexus 7000 10-Slot Switch , Nexus 7000 18-Slot Switch , Nexus 7700 2-Slot Switch , Nexus 7700 6-Slot Switch , Nexus 7700 10-Slot Switch

Cisco Nexus 7000 Series NX-OS Software Upgrade and Downgrade Guide

Parallel Upgrade

Parallel Upgrade

Parallel Upgrade

Starting with Cisco NX-OS Release 5.2(1), multiple linecards can be simultaneously upgraded, and the infrastructure support is available. This decreases the ISSU time when compared with an ISSU upgrade that is done serially (one card at a time).

To start a parallel upgrade, use the following command: install all kickstart image system image parallel

Up to three linecards can be upgraded in parallel with this command. During the upgrade process, the upgrade of the linecards is displayed in the output as follows:

Non-disruptive upgrading.

[# ] 0%

Module 5 upgrade completed successfully.

.

Module 3 upgrade completed successfully.

.

Module 6 upgrade completed successfully.

.

Non-disruptive upgrading.

[####################] 100% -- SUCCESS

Non-disruptive upgrading.

[# ] 0%

Module 9 upgrade completed successfully.

.

Non-disruptive upgrading.

[####################] 100% -- SUCCESS

Note This command will be ignored for a downgrade to a release below Cisco NX-OS Release 5.2.(1).

Parallel Upgrade with Fabric Extenders

Beginning with Cisco NX-OS Release 6.1(1), a parallel upgrade on the Fabric Extenders is supported if the user types the parallel keyword in the command.

For releases prior to Cisco NX-OS Release 6.1(1), only a serial upgrade of Fabric Extenders is supported.

The upgrade process switches to a serial upgrade even for the I/O modules present. Even if the user types the parallel keyword in the command, the upgrade will be a serial upgrade.

Prerequisites for Upgrading the Cisco NX-OS Software

Upgrading the Cisco NX-OS software has the following prerequisite:

Save, commit, or discard any active configuration sessions before upgrading or downgrading the Cisco NX-OS software image on your device. On a device with dual supervisors, the active supervisor module cannot switch over to the standby supervisor module during the Cisco NX-OS software upgrade if you have an active

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Cisco Nexus 7000 Series NX-OS Software Upgrade and Downgrade Guide, Release 5.x

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