Use 2 second loop smoothing period rather than 20 seconds

[folly.git] / folly / io / async / AsyncTransport.h

diff --git a/folly/io/async/AsyncTransport.h b/folly/io/async/AsyncTransport.h
index 632a782b5f09c3a9a7c082fdbd427a61d50c9241..f686d95f663ced637f8d8385b9abeb06124731c9 100644 (file)
--- a/folly/io/async/AsyncTransport.h
+++ b/folly/io/async/AsyncTransport.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Facebook, Inc.
+ * Copyright 2017 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -471,6 +471,15 @@ class AsyncReader {
       return false;
     }
 
+    /**
+     * Suggested buffer size, allocated for read operations,
+     * if callback is movable and supports folly::IOBuf
+     */
+
+    virtual size_t maxBufferSize() const {
+      return 64 * 1024; // 64K
+    }
+
     /**
      * readBufferAvailable() will be invoked when data has been successfully
      * read.
@@ -484,7 +493,7 @@ class AsyncReader {
      */
 
     virtual void readBufferAvailable(std::unique_ptr<IOBuf> /*readBuf*/)
-      noexcept {};
+      noexcept {}
 
     /**
      * readEOF() will be invoked when the transport is closed.