From 5c44a8db61d529dab0323aaba63097a582017cc7 Mon Sep 17 00:00:00 2001
From: Igor Canadi <icanadi@fb.com>
Date: Tue, 25 Mar 2014 12:53:23 -0700
Subject: [PATCH] fallocate_with_keep_size is false for LogWrites

---
 util/env_posix.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util/env_posix.cc b/util/env_posix.cc
index 856d49250..237038fcb 100644
--- a/util/env_posix.cc
+++ b/util/env_posix.cc
@@ -1363,7 +1363,7 @@ class PosixEnv : public Env {
   EnvOptions OptimizeForLogWrite(const EnvOptions& env_options) const {
     EnvOptions optimized = env_options;
     optimized.use_mmap_writes = false;
-    optimized.fallocate_with_keep_size = true;
+    optimized.fallocate_with_keep_size = false;
     return optimized;
   }