Mismatch in memory size after HA CVO AWS EC2 instance upgrade

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Category:: cloud-volumes-ontap-cvo

Specialty:: cloud

Last Updated:

Applies to

Cloud Volumes ONTAP 9 (CVO)
AWS EC2

Issue

After upgrading the AWS EC2 instance from m5.2xlarge to c5n.9xlarge, it was noticed that the CVO nodes were showing different memory sizes in the sysconfig -a:

Node-01
slot 0: System Board 2.5 GHz (Virtual Machine)
                Model Name:         CDvM200
                Serial Number:      221901
                Loader version:     1.0
                Processors:         8
                Processor ID:       0x50657
                Microcode Version:  0x500320a
                Memory Size:        32298 MB
                
Node-02
slot 0: System Board 2.5 GHz (Virtual Machine)
                Model Name:         CDvM200
                Serial Number:      221901
                Loader version:     1.0
                Processors:         8
                Processor ID:       0x50654
                Microcode Version:  0x2006c0a
                Memory Size:        31956 MB

No errors were seen during the instance upgrade.