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Add fetch span (#875)

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* Add fetch span

* Use `{}`

* Only add fetch span in debug builds
This commit is contained in:
Micha Reiser 2025-05-26 18:51:02 +02:00 • committed by GitHub
parent b1b8b4333c
commit 393cf7c7de
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1 changed files with 5 additions and 1 deletions
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6
src/function/fetch.rs
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@ -14,6 +14,10 @@ where
let (zalsa, zalsa_local) = db.zalsas(); let (zalsa, zalsa_local) = db.zalsas();
zalsa.unwind_if_revision_cancelled(zalsa_local); zalsa.unwind_if_revision_cancelled(zalsa_local);
let database_key_index = self.database_key_index(id);
#[cfg(debug_assertions)]
let _span = tracing::debug_span!("fetch", query = ?database_key_index).entered();
let memo = self.refresh_memo(db, zalsa, id); let memo = self.refresh_memo(db, zalsa, id);
// SAFETY: We just refreshed the memo so it is guaranteed to contain a value now. // SAFETY: We just refreshed the memo so it is guaranteed to contain a value now.
let memo_value = unsafe { memo.value.as_ref().unwrap_unchecked() }; let memo_value = unsafe { memo.value.as_ref().unwrap_unchecked() };
@ -21,7 +25,7 @@ where
self.lru.record_use(id); self.lru.record_use(id);
zalsa_local.report_tracked_read( zalsa_local.report_tracked_read(
self.database_key_index(id), database_key_index,
memo.revisions.durability, memo.revisions.durability,
memo.revisions.changed_at, memo.revisions.changed_at,
memo.revisions.accumulated.is_some(), memo.revisions.accumulated.is_some(),