mds: add perf counter for 'open ino' operation

Signed-off-by: Yan, Zheng <zyan@redhat.com>

diff --git a/src/mds/MDCache.cc b/src/mds/MDCache.cc
index 590fab102f9c00c0fdf9b5bef3abf6198a4f0e53..16ce99ff7df72bba4737b6869b7db70a2fb2b13a 100644 (file)
--- a/src/mds/MDCache.cc
+++ b/src/mds/MDCache.cc
@@ -8555,6 +8555,8 @@ void MDCache::_open_ino_fetch_dir(inodeno_t ino, MMDSOpenIno *m, CDir *dir, bool
   if (dir->state_test(CDir::STATE_REJOINUNDEF))
     assert(dir->get_inode()->dirfragtree.is_leaf(dir->get_frag()));
   dir->fetch(new C_MDC_OpenInoTraverseDir(this, ino, m, parent));
+  if (mds->logger)
+    mds->logger->inc(l_mds_openino_dir_fetch);
 }
 
 int MDCache::open_ino_traverse_dir(inodeno_t ino, MMDSOpenIno *m,
@@ -8745,6 +8747,8 @@ void MDCache::do_open_ino_peer(inodeno_t ino, open_ino_info_t& info)
     if (info.discover || !info.fetch_backtrace)
       pa = &info.ancestors;
     mds->send_message_mds(new MMDSOpenIno(info.tid, ino, pa), peer);
+    if (mds->logger)
+      mds->logger->inc(l_mds_openino_peer_discover);
   }
 }
 
@@ -9619,6 +9623,8 @@ void MDCache::fetch_backtrace(inodeno_t ino, int64_t pool, bufferlist& bl, Conte
 {
   object_t oid = CInode::get_object_name(ino, frag_t(), "");
   mds->objecter->getxattr(oid, object_locator_t(pool), "parent", CEPH_NOSNAP, &bl, 0, fin);
+  if (mds->logger)
+    mds->logger->inc(l_mds_openino_backtrace_fetch);
 }
 
 

diff --git a/src/mds/MDSRank.cc b/src/mds/MDSRank.cc
index 35ef49d4dc824efd7eda543f6ed1f39b5b9bdcc9..ff265333bc327dc78b686229c71fdf266bacb2a7 100644 (file)
--- a/src/mds/MDSRank.cc
+++ b/src/mds/MDSRank.cc
@@ -2630,6 +2630,12 @@ void MDSRank::create_logger()
     mds_plb.add_u64_counter(
       l_mds_imported_inodes, "imported_inodes", "Imported inodes", "imi",
       PerfCountersBuilder::PRIO_INTERESTING);
+    mds_plb.add_u64_counter(l_mds_openino_dir_fetch, "openino_dir_fetch",
+                           "OpenIno incomplete directory fetchings");
+    mds_plb.add_u64_counter(l_mds_openino_backtrace_fetch, "openino_backtrace_fetch",
+                           "OpenIno backtrace fetchings");
+    mds_plb.add_u64_counter(l_mds_openino_peer_discover, "openino_peer_discover",
+                           "OpenIno peer inode discovers");
     logger = mds_plb.create_perf_counters();
     g_ceph_context->get_perfcounters_collection()->add(logger);
   }

diff --git a/src/mds/MDSRank.h b/src/mds/MDSRank.h
index 39e09c7b0c0b3bc0ad1f6ee28ceacfb26a90e06d..33a8ce765fa46b8eee09ff07f2d1523494f53d30 100644 (file)
--- a/src/mds/MDSRank.h
+++ b/src/mds/MDSRank.h
@@ -71,6 +71,9 @@ enum {
   l_mds_exported_inodes,
   l_mds_imported,
   l_mds_imported_inodes,
+  l_mds_openino_dir_fetch,
+  l_mds_openino_backtrace_fetch,
+  l_mds_openino_peer_discover,
   l_mds_last,
 };