I have 32GB of RAM on my motherboard , but proxmox detect only 24GB

[XionXIII]

Hello,

I have 2x8GB stick of RAM and 1x16GB stick of RAM on my motherboard.
My BIOS detect 32GB but proxmox has only 24Go of RAM

Do you have any ideas to resolve that ?

the result of the command : dmidecode -t memory :

Handle 0x000E, DMI type 16, 23 bytes

Physical Memory Array

        Location: System Board Or Motherboard

        Use: System Memory

        Error Correction Type: None

        Maximum Capacity: 128 GB

        Error Information Handle: 0x000D

        Number Of Devices: 4


Handle 0x0015, DMI type 17, 40 bytes

Memory Device

        Array Handle: 0x000E

        Error Information Handle: 0x0014

        Total Width: Unknown

        Data Width: Unknown

        Size: No Module Installed

        Form Factor: Unknown

        Set: None

        Locator: DIMM 0

        Bank Locator: P0 CHANNEL A

        Type: Unknown

        Type Detail: Unknown

        Speed: Unknown

        Manufacturer: Unknown

        Serial Number: Unknown

        Asset Tag: Not Specified

        Part Number: Unknown

        Rank: Unknown

        Configured Memory Speed: Unknown

        Minimum Voltage: Unknown

        Maximum Voltage: Unknown

        Configured Voltage: Unknown


Handle 0x0017, DMI type 17, 40 bytes

Memory Device

        Array Handle: 0x000E

        Error Information Handle: 0x0016

        Total Width: 64 bits

        Data Width: 64 bits

        Size: 8 GB

        Form Factor: DIMM

        Set: None

        Locator: DIMM 1

        Bank Locator: P0 CHANNEL A

        Type: DDR4

        Type Detail: Synchronous Unbuffered (Unregistered)

        Speed: 2133 MT/s

        Manufacturer: Unknown

        Serial Number: 00000000

        Asset Tag: Not Specified

        Part Number: CMV8GX4M1A2133C15

        Rank: 1

        Configured Memory Speed: 2133 MT/s

        Minimum Voltage: 1.2 V

        Maximum Voltage: 1.2 V

        Configured Voltage: 1.2 V


Handle 0x001A, DMI type 17, 40 bytes

Memory Device

        Array Handle: 0x000E

        Error Information Handle: 0x0019

        Total Width: 64 bits

        Data Width: 64 bits

        Size: 8 GB

        Form Factor: DIMM

        Set: None

        Locator: DIMM 0

        Bank Locator: P0 CHANNEL B

        Type: DDR4

        Type Detail: Synchronous Unbuffered (Unregistered)

        Speed: 2133 MT/s

        Manufacturer: Unknown

        Serial Number: 00000000

        Asset Tag: Not Specified

        Part Number: CMV8GX4M1A2133C15

        Rank: 1

        Configured Memory Speed: 2133 MT/s

        Minimum Voltage: 1.2 V

        Maximum Voltage: 1.2 V

        Configured Voltage: 1.2 V


Handle 0x001D, DMI type 17, 40 bytes

Memory Device

        Array Handle: 0x000E

        Error Information Handle: 0x001C

        Total Width: 64 bits

        Data Width: 64 bits

        Size: 16 GB

        Form Factor: DIMM

        Set: None

        Locator: DIMM 1

        Bank Locator: P0 CHANNEL B

        Type: DDR4

        Type Detail: Synchronous Unbuffered (Unregistered)

        Speed: 2133 MT/s

        Manufacturer: Unknown

        Serial Number: E65785E7

        Asset Tag: Not Specified

        Part Number: CT16G4DFRA266.C16FR

        Rank: 2

        Configured Memory Speed: 2133 MT/s

        Minimum Voltage: 1.2 V

        Maximum Voltage: 1.2 V

        Configured Voltage: 1.2 V

 

[XionXIII]

I've forgot to notice : my pve version is 7.4-3

 

[LnxBil]

Please post the output of free in CODE tags. Is there a shared or a dedicated GPU?

 

[XionXIII]

Please post the output of free in CODE tags. Is there a shared or a dedicated GPU?

               total        used        free      shared  buff/cache   available
Mem:        24530600    21794444      242060       20864     2494096     2332324
Swap:        8388604     4849884     3538720

I don't have GPU on my server

 

[LnxBil]

I don't have GPU on my server

So, it must be shared. How much memory did you decicate to it? Maybe 8 G?