Add more information to our logs (#35557)

Add more logging to collab in order to help diagnose throughput issues.

IMPORTANT: Do not deploy this PR without pinging me.

Release Notes:

- N/A

---------

Co-authored-by: Max Brunsfeld <maxbrunsfeld@gmail.com>

crates/rpc/src/peer.rs

@@ -422,8 +422,26 @@ impl Peer {
         receiver_id: ConnectionId,
         request: T,
     ) -> impl Future<Output = Result<T::Response>> {
+        let request_start_time = Instant::now();
+        let payload_type = T::NAME;
+        let elapsed_time = move || request_start_time.elapsed().as_millis();
+        tracing::info!(payload_type, "start forwarding request");
         self.request_internal(Some(sender_id), receiver_id, request)
             .map_ok(|envelope| envelope.payload)
+            .inspect_err(move |_| {
+                tracing::error!(
+                    waiting_for_host_ms = elapsed_time(),
+                    payload_type,
+                    "error forwarding request"
+                )
+            })
+            .inspect_ok(move |_| {
+                tracing::info!(
+                    waiting_for_host_ms = elapsed_time(),
+                    payload_type,
+                    "finished forwarding request"
+                )
+            })
     }
 
     fn request_internal<T: RequestMessage>(