From eb2b8ab3b4229c4c2c957b74972883ae7977d987 Mon Sep 17 00:00:00 2001 From: Joonas Koivunen Date: Wed, 25 Jan 2023 18:52:28 +0200 Subject: [PATCH] temp: propagate span there's a separate PR for this. --- pageserver/src/tenant/timeline.rs | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/pageserver/src/tenant/timeline.rs b/pageserver/src/tenant/timeline.rs index d59858f582..77f8934d4e 100644 --- a/pageserver/src/tenant/timeline.rs +++ b/pageserver/src/tenant/timeline.rs @@ -1370,9 +1370,13 @@ impl Timeline { let self_calculation = Arc::clone(self); let cancel = CancellationToken::new(); + let blocking_span = tracing::info_span!("blocking"); + let calculation = async { let cancel = cancel.child_token(); tokio::task::spawn_blocking(move || { + // spans cannot be automatically moved/hoisted to spawn_blocking, do that manually + let _entered = blocking_span.entered(); // Run in a separate thread since this can do a lot of // synchronous file IO without .await inbetween // if there are no RemoteLayers that would require downloading.