store: Add wait time for indexing permit to connection wait time

Author: lutter

store/postgres/src/pool/mod.rs

@@ -724,10 +724,12 @@ impl PoolInner {
     async fn indexing_permit(&self) -> tokio::sync::OwnedSemaphorePermit {
         let start = Instant::now();
         let permit = self.indexing_semaphore.cheap_clone().acquire_owned().await;
+        let elapsed = start.elapsed();
         self.indexing_semaphore_wait_stats
             .write()
             .unwrap()
-            .add_and_register(start.elapsed(), &self.indexing_semaphore_wait_gauge);
+            .add_and_register(elapsed, &self.indexing_semaphore_wait_gauge);
+        self.wait_meter.add_conn_wait_time(elapsed);
         permit.unwrap()
     }