From: Sage Weil <sage@redhat.com>
Date: Thu, 16 Apr 2015 23:01:12 +0000 (-0700)
Subject: os/newstore: show # o_direct buffers in debug output
X-Git-Tag: v9.1.0~242^2~58
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=efe218b4aaceca88ffe9404a248c6994f16e3f82;p=ceph.git

os/newstore: show # o_direct buffers in debug output

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/src/os/newstore/NewStore.cc b/src/os/newstore/NewStore.cc
index 53086f1f9359..a3a873d8624e 100644
--- a/src/os/newstore/NewStore.cc
+++ b/src/os/newstore/NewStore.cc
@@ -2292,7 +2292,8 @@ int NewStore::_do_wal_transaction(wal_transaction_t& wt)
 	if (g_conf->newstore_o_direct &&
 	    (p->offset & ~CEPH_PAGE_MASK) == 0 &&
 	    (p->length & ~CEPH_PAGE_MASK) == 0) {
-	  dout(20) << __func__ << " page-aligned, using O_DIRECT" << dendl;
+	  dout(20) << __func__ << " page-aligned io, using O_DIRECT, "
+		   << p->data.buffers().size() << " buffers" << dendl;
 	  flags |= O_DIRECT;
 	  if (!p->data.is_page_aligned()) {
 	    dout(20) << __func__ << " rebuilding buffer to be page-aligned"
@@ -3039,7 +3040,8 @@ int NewStore::_do_write(TransContext *txc,
   if (g_conf->newstore_o_direct &&
       (offset & ~CEPH_PAGE_MASK) == 0 &&
       (length & ~CEPH_PAGE_MASK) == 0) {
-    dout(20) << __func__ << " page-aligned, can use O_DIRECT" << dendl;
+    dout(20) << __func__ << " page-aligned, can use O_DIRECT, "
+	     << bl.buffers().size() << " buffers" << dendl;
     flags |= O_DIRECT;
     if (!bl.is_page_aligned()) {
       dout(20) << __func__ << " rebuilding buffer to be page-aligned" << dendl;