1 files changed, 115 insertions, 0 deletions
diff --git a/storage/rocksdb/rdb_psi.cc b/storage/rocksdb/rdb_psi.cc
new file mode 100644
index 00000000..77003b1b
--- /dev/null
+++ b/storage/rocksdb/rdb_psi.cc
@@ -0,0 +1,115 @@
+/* Copyright (c) 2017, Percona and/or its affiliates. All rights reserved.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
+
+#ifdef USE_PRAGMA_IMPLEMENTATION
+#pragma implementation  // gcc: Class implementation
+#endif
+
+#define MYSQL_SERVER 1
+
+/* The C++ file's header */
+#include "./rdb_psi.h"
+
+namespace myrocks {
+
+/*
+  The following is needed as an argument for mysql_stage_register,
+  irrespectively of whether we're compiling with P_S or not.
+*/
+my_core::PSI_stage_info stage_waiting_on_row_lock = {0, "Waiting for row lock",
+                                                     0};
+
+#ifdef HAVE_PSI_INTERFACE
+my_core::PSI_stage_info *all_rocksdb_stages[] = {&stage_waiting_on_row_lock};
+
+my_core::PSI_thread_key rdb_background_psi_thread_key,
+    rdb_drop_idx_psi_thread_key, rdb_mc_psi_thread_key;
+
+my_core::PSI_thread_info all_rocksdb_threads[] = {
+    {&rdb_background_psi_thread_key, "background", PSI_FLAG_GLOBAL},
+    {&rdb_drop_idx_psi_thread_key, "drop index", PSI_FLAG_GLOBAL},
+    {&rdb_mc_psi_thread_key, "manual compaction", PSI_FLAG_GLOBAL},
+};
+
+my_core::PSI_mutex_key rdb_psi_open_tbls_mutex_key, rdb_signal_bg_psi_mutex_key,
+    rdb_signal_drop_idx_psi_mutex_key, rdb_signal_mc_psi_mutex_key,
+    rdb_collation_data_mutex_key, rdb_mem_cmp_space_mutex_key,
+    key_mutex_tx_list, rdb_sysvars_psi_mutex_key, rdb_cfm_mutex_key,
+    rdb_sst_commit_key, rdb_block_cache_resize_mutex_key;
+
+my_core::PSI_mutex_info all_rocksdb_mutexes[] = {
+    {&rdb_psi_open_tbls_mutex_key, "open tables", PSI_FLAG_GLOBAL},
+    {&rdb_signal_bg_psi_mutex_key, "stop background", PSI_FLAG_GLOBAL},
+    {&rdb_signal_drop_idx_psi_mutex_key, "signal drop index", PSI_FLAG_GLOBAL},
+    {&rdb_signal_mc_psi_mutex_key, "signal manual compaction", PSI_FLAG_GLOBAL},
+    {&rdb_collation_data_mutex_key, "collation data init", PSI_FLAG_GLOBAL},
+    {&rdb_mem_cmp_space_mutex_key, "collation space char data init",
+     PSI_FLAG_GLOBAL},
+    {&key_mutex_tx_list, "tx_list", PSI_FLAG_GLOBAL},
+    {&rdb_sysvars_psi_mutex_key, "setting sysvar", PSI_FLAG_GLOBAL},
+    {&rdb_cfm_mutex_key, "column family manager", PSI_FLAG_GLOBAL},
+    {&rdb_sst_commit_key, "sst commit", PSI_FLAG_GLOBAL},
+    {&rdb_block_cache_resize_mutex_key, "resizing block cache",
+     PSI_FLAG_GLOBAL},
+};
+
+my_core::PSI_rwlock_key key_rwlock_collation_exception_list,
+    key_rwlock_read_free_rpl_tables, key_rwlock_skip_unique_check_tables;
+
+my_core::PSI_rwlock_info all_rocksdb_rwlocks[] = {
+    {&key_rwlock_collation_exception_list, "collation_exception_list",
+     PSI_FLAG_GLOBAL},
+    {&key_rwlock_read_free_rpl_tables, "read_free_rpl_tables", PSI_FLAG_GLOBAL},
+    {&key_rwlock_skip_unique_check_tables, "skip_unique_check_tables",
+     PSI_FLAG_GLOBAL},
+};
+
+my_core::PSI_cond_key rdb_signal_bg_psi_cond_key,
+    rdb_signal_drop_idx_psi_cond_key, rdb_signal_mc_psi_cond_key;
+
+my_core::PSI_cond_info all_rocksdb_conds[] = {
+    {&rdb_signal_bg_psi_cond_key, "cond signal background", PSI_FLAG_GLOBAL},
+    {&rdb_signal_drop_idx_psi_cond_key, "cond signal drop index",
+     PSI_FLAG_GLOBAL},
+    {&rdb_signal_mc_psi_cond_key, "cond signal manual compaction",
+     PSI_FLAG_GLOBAL},
+};
+
+void init_rocksdb_psi_keys() {
+  const char *const category = "rocksdb";
+  int count;
+
+  count = array_elements(all_rocksdb_mutexes);
+  mysql_mutex_register(category, all_rocksdb_mutexes, count);
+
+  count = array_elements(all_rocksdb_rwlocks);
+  mysql_rwlock_register(category, all_rocksdb_rwlocks, count);
+
+  count = array_elements(all_rocksdb_conds);
+  // TODO(jay) Disabling PFS for conditions due to the bug
+  // https://github.com/MySQLOnRocksDB/mysql-5.6/issues/92
+  // PSI_server->register_cond(category, all_rocksdb_conds, count);
+
+  count = array_elements(all_rocksdb_stages);
+  mysql_stage_register(category, all_rocksdb_stages, count);
+
+  count = array_elements(all_rocksdb_threads);
+  mysql_thread_register(category, all_rocksdb_threads, count);
+}
+#else   // HAVE_PSI_INTERFACE
+void init_rocksdb_psi_keys() {}
+#endif  // HAVE_PSI_INTERFACE
+
+}  // namespace myrocks