wsl: Unknown key 'wsl2.autoMemoryReclaim'

[dhtzs]

Windows Version

Microsoft Windows [Version 10.0.22631.2715]

WSL Version

2.0.9.0

Are you using WSL 1 or WSL 2?

• WSL 2
• WSL 1

Kernel Version

5.15.133.1-1

Distro Version

Ubuntu 23.04

Other Software

No response

Repro Steps

1. Create .wslconfig file with the following content:

[wsl2]
memory=24GB
autoMemoryReclaim=gradual
networkingMode=mirrored
dnsTunneling=true
firewall=true
autoProxy=true

2. Terminate WSL using wsl.exe --shutdown
3. Start WSL and get the following warning message:
   wsl: Unknown key 'wsl2.autoMemoryReclaim'](wsl: Unknown key 'wsl2.autoMemoryReclaim' in C:\Users\<user>\.wslconfig:3)

Expected Behavior

Actual Behavior

Diagnostic Logs

No response

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[craigloewen-msft]

the autoMemoryReclaim feature is still experimental, and not yet in the [wsl2] setting. You can access it by adjusting your existing .wslconfig like so:

[wsl2]
memory=24GB
networkingMode=mirrored
dnsTunneling=true
firewall=true
autoProxy=true
[experimental]
autoMemoryReclaim=gradual

[kinglionsz]

the autoMemoryReclaim feature is still experimental, and not yet in the [wsl2] setting. You can access it by adjusting your existing .wslconfig like so:

[wsl2]
memory=24GB
networkingMode=mirrored
dnsTunneling=true
firewall=true
autoProxy=true
[experimental]
autoMemoryReclaim=gradual

[experimental]
autoMemoryReclaim=gradual

That's the answer .