tustvold commented on code in PR #5533:
URL: https://github.com/apache/arrow-rs/pull/5533#discussion_r1544324342


##########
object_store/src/buffered.rs:
##########
@@ -250,10 +251,21 @@ impl BufWriter {
         Self {
             capacity,
             store,
+            max_concurrency: 8,
             state: BufWriterState::Buffer(path, Vec::new()),
         }
     }
 
+    /// Override the maximum number of in-flight requests for this writer
+    ///
+    /// Defaults to 8
+    pub fn with_max_concurrency(self, max_concurrency: usize) -> Self {
+        Self {
+            max_concurrency,
+            ..self
+        }
+    }

Review Comment:
   It will apply backpressure if there is any in-flight request



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