_context_create return: void
[host-&gt;vm] proxy_on_request_headers(2, 8, 1)
[vm-&gt;host] wasi_snapshot_preview1.random_get(86928, 32)
[vm&lt;-host] wasi_snapshot_preview1.random_get return: 0
[vm-&gt;host] env.proxy_log(2, 87776, 18)
</code></pre><p>This is especially useful to debug a Wasm program&rsquo;s execution at runtime, for example, to verify it is not making any malicious system calls.</p><h3 id=arbitrary-prometheus-namespace-for-in-wasm-metrics>Arbitrary Prometheus namespace for in-Wasm metrics<