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OCI: Memory discrepancy for the Linux Instance between OCI console and the ‘free’ Output
in Linux
Applies To:
Oracle Cloud Infrastructure
Oracle Linux
Symptoms
Below are the instance details on the OCI Console:
"Shape":"VM.Standard.E2.1.Micro",
"OCPUs":1,"Memory (MB)":"1,024" Display Name
Oracle-Linux-9.6-Minimal-2025.06.30-0
As per "Shape":"VM.Standard.E2.1.Micro", provides 1 GB of memory
dmidecode
output from the OS also shows 1 GB
>> dmidecode Physical Memory Array Location: Other Use: System Memory Error Correction Type: Multi-bit ECC Maximum Capacity: 1 GB. <<======== Error Information Handle: Not Provided Number Of Devices: 1
But as per the below output , we see only 500MB total memory .
=========================== >>free total used free shared buff/cache available Mem: 516032 243008 31608 5672 259484 273024. <<======== 500MB Swap: 4194300
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