From: Xiubo Li <xiubli@redhat.com>
Date: Thu, 16 Apr 2020 10:13:17 +0000 (-0400)
Subject: ceph-fuse: enable the big writes as default
X-Git-Tag: v15.2.2~12^2~8
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=5d124bd9e58cdb7e7ee9f796c3176493e16237cb;p=ceph.git

ceph-fuse: enable the big writes as default

When the libfuse version < 3, without the big_writes options enabled
the write perf is very poor.

Fixes: https://tracker.ceph.com/issues/44885
Signed-off-by: Xiubo Li <xiubli@redhat.com>
(cherry picked from commit 1c3dd60f217129f6ed718ca40098994a12259262)
---

diff --git a/src/common/options.cc b/src/common/options.cc
index 1354b133fae..cbfc04960d0 100644
--- a/src/common/options.cc
+++ b/src/common/options.cc
@@ -8323,7 +8323,7 @@ std::vector<Option> get_mds_client_options() {
     .set_flag(Option::FLAG_STARTUP),
 
     Option("fuse_big_writes", Option::TYPE_BOOL, Option::LEVEL_ADVANCED)
-    .set_default(false)
+    .set_default(true)
     .set_description("big_writes is deprecated in libfuse 3.0.0"),
 
     Option("fuse_max_write", Option::TYPE_SIZE, Option::LEVEL_ADVANCED)