From 13eb7a6213c3e1a8562b85c3425fafe970d0d376 Mon Sep 17 00:00:00 2001
From: Pekka Enberg <penberg@scylladb.com>
Date: Tue, 13 Dec 2016 09:47:22 +0200
Subject: [PATCH] Revert "commitlog: use read ahead for replay requests"

This reverts commit 38e78bb8a2ba6fc761ab4ea95e1b416e5570966b.
---
 db/commitlog/commitlog.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/db/commitlog/commitlog.cc b/db/commitlog/commitlog.cc
index 29da8a922c..072cb1fb38 100644
--- a/db/commitlog/commitlog.cc
+++ b/db/commitlog/commitlog.cc
@@ -1561,7 +1561,7 @@ db::commitlog::read_log_file(file f, commit_load_reader_func next, position_type
         file_input_stream_options make_file_input_stream_options() {
             file_input_stream_options fo;
             fo.buffer_size = db::commitlog::segment::default_size;
-            fo.read_ahead = 10;
+            fo.read_ahead = 0;
             fo.io_priority_class = service::get_local_commitlog_priority();
             return fo;
         }