WAMR Memory Zero-ing · wamr · Zulip Chat Archive

Stream: wamr

Topic: WAMR Memory Zero-ing

Friday More (Jul 17 2024 at 00:52):

Does WAMR have a memory zero-ing feature like Wasmtime? I have a more detailed question here: https://github.com/bytecodealliance/wasm-micro-runtime/discussions/3623
Thanks

Memory Resetting After Each Execution · bytecodealliance wasm-micro-runtime · Discussion #3623

We have a use case where we want to reset memory (e.g. memset 0) after each execution of a WASM module. The host platform is Linux. The WASM code is meant to be stateless and would be provided by a...

Friday More (Jul 17 2024 at 21:41):

Does WAMR have a memory zero-ing feature like Wasmtime? I have a more detailed question here: https://github.com/bytecodealliance/wasm-micro-runtime/discussions/3623
<Moved from the wamr channel to get more eyes>
Thanks

Memory Resetting After Each Execution · bytecodealliance wasm-micro-runtime · Discussion #3623

Notification Bot (Jul 18 2024 at 15:22):

A message was moved here from #general > WAMR Memory Zero-ing by fitzgen (he/him).

Steve (May 16 2025 at 03:13):

Friday More said:

Does WAMR have a memory zero-ing feature like Wasmtime? I have a more detailed question here: https://github.com/bytecodealliance/wasm-micro-runtime/discussions/3623
<Moved from the wamr channel to get more eyes>
Thanks

I'm no WAMR expert, but I think you can provide your own memory allocator to the wasm_runtime_full_init function and achieve the desired results. I'm not sure if it's a viable solution but this is something I will also need and that was the route I planned to take. Maybe someone else with more knowledge about the project can also chime in.

Last updated: Jan 09 2026 at 13:15 UTC