Cisco Catalyst SD-WAN Upgrade Guide

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Cisco Catalyst SD-WAN Upgrade Guide

Upgrade memory and vCPU resources on a virtual machine hosting Cisco Catalyst SD-WAN Manager

Updated: July 1, 2026

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Learn how to upgrade memory and vCPU resources on a virtual machine hosting Cisco SD-WAN Manager . This procedure describes the steps to increase resources and verify the upgrade.

Only memory or vCPU increase is allowed. After the memory or vCPU is upgraded, you cannot downgrade.

Procedure

  1. Check the current configuration on Cisco SD-WAN Manager using the show system status command.

    vManage# show system status
Viptela (tm) vmanage Operating System Software
Copyright (c) 2013-2021 by Viptela, Inc.
Controller Compatibility: 
Version: 20.7.0-185
Build: 185
System logging to host  is disabled
System logging to disk is enabled
System state:            GREEN. All daemons up
System FIPS state:       Enabled
Testbed mode:            Enabled
Engineering Signed:      True
Last reboot:             Initiated by user. 
CPU-reported reboot:     Not Applicable
Boot loader version:     Not applicable
System uptime:           1 days 02 hrs 44 min 52 sec
Current time:            Sat Oct 23 22:12:10 UTC 2021
Load average:            1 minute: 14.58, 5 minutes: 12.31, 15 minutes: 10.73
Processes:               5775 total
CPU allocation:          32 total
CPU states:              31.58% user,   4.36% system,   64.06% idle
Memory usage:            65741448K total,    38096172K used,   490324K free
                         4606444K buffers,  22548508K cache
Disk usage:              Filesystem      Size   Used  Avail   Use %  Mounted on
                         /dev/root       15230M  3496M  10898M   24%   /
vManage storage usage:   Filesystem      Size  Used  Avail  Use%  Mounted on
                         /dev/sdb        502942M  206906M  270435M   41%   /opt/data
Personality:             vmanage
Model name:              vmanage
Services:                None
vManaged:                false
Commit pending:          false
Configuration template:  None
Chassis serial number:   None

  2. Power the device down to upgrade the memory.

  3. Upgrade the CPU and memory for the VM using the guidelines of the hosting platform. You can make the following upgrades:

    Resources

    Current

    Upgrade

    vCPU

    16

    32

    Memory

    32 G

    64 G or 128 G

    Memory

    64 G

    128 G

  4. Power on the device and verify the memory and CPU.

    vManage1# show system status
Viptela (tm) vmanage Operating System Software
Copyright (c) 2013-2021 by Viptela, Inc.
Controller Compatibility: 
Version: 20.7.0-139
Build: 139
System logging to host  is disabled
System logging to disk is enabled
System state:            GREEN. All daemons up
System FIPS state:       Enabled
Testbed mode:            Enabled
Engineering Signed:      True
Last reboot:             Initiated by user - activate 20.7.0-139. 
CPU-reported reboot:     Not Applicable
Boot loader version:     Not applicable
System uptime:           16 days 17 hrs 43 min 28 sec
Current time:            Sat Oct 23 22:22:16 UTC 2021
Load average:            1 minute: 15.86, 5 minutes: 13.02, 15 minutes: 11.45
Processes:               6067 total
CPU allocation:          32 total
CPU states:              32.13% user,   4.34% system,   63.53% idle
Memory usage:            131703148K total,    88221488K used,   19285636K free
                         7022488K buffers,  17173536K cache
Disk usage:              Filesystem      Size   Used  Avail   Use %  Mounted on
                         /dev/root       15998M  10702M  4461M   71%   /
vManage storage usage:   Filesystem      Size  Used  Avail  Use%  Mounted on
                         /dev/sdb        10402115M  702212M  9175615M   6%   /opt/data
Personality:             vmanage
Model name:              vmanage
Services:                None
vManaged:                false
Commit pending:          false
Configuration template:  None
Chassis serial number:   None