patch 4.0

2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
--- a/src/sql/plan_cache/ob_i_lib_cache_object.cpp
+++ b/src/sql/plan_cache/ob_i_lib_cache_object.cpp
@ -0,0 +1,124 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#define USING_LOG_PREFIX SQL_PC
+#include "sql/plan_cache/ob_i_lib_cache_object.h"
+#include "sql/plan_cache/ob_plan_cache.h"
+
+using namespace oceanbase::common;
+using namespace oceanbase::share::schema;
+
+namespace oceanbase
+{
+namespace sql
+{
+ObILibCacheObject::ObILibCacheObject(ObLibCacheNameSpace ns, lib::MemoryContext &mem_context)
+  : mem_context_(mem_context),
+    allocator_(mem_context->get_safe_arena_allocator()),
+    ref_count_(0),
+    object_id_(OB_INVALID_ID),
+    log_del_time_(INT64_MAX),
+    added_to_lc_(false),
+    ns_(ns),
+    tenant_id_(OB_INVALID_ID),
+    dynamic_ref_handle_(MAX_HANDLE),
+    obj_status_(ObILibCacheObject::ACTIVE)
+{
+}
+
+void ObILibCacheObject::reset()
+{
+  ref_count_ = 0;
+  object_id_ = OB_INVALID_ID;
+  log_del_time_ = INT64_MAX;
+  added_to_lc_ = false;
+  ns_ = NS_INVALID;
+  tenant_id_ = OB_INVALID_ID;
+  dynamic_ref_handle_ = MAX_HANDLE;
+  obj_status_ = ObILibCacheObject::ACTIVE;
+}
+
+void ObILibCacheObject::dump_deleted_log_info(const bool is_debug_log /* = true */) const
+{
+  if (is_debug_log) {
+    SQL_PC_LOG(WARN, "Dumping Cache Deleted Info",
+               K(object_id_),
+               K(tenant_id_),
+               K(added_to_lc_),
+               K(ns_),
+               K(get_ref_count()),
+               K(log_del_time_),
+               K(this));
+  } else {
+    SQL_PC_LOG(INFO, "Dumping Cache Deleted Info",
+               K(object_id_),
+               K(tenant_id_),
+               K(added_to_lc_),
+               K(ns_),
+               K(get_ref_count()),
+               K(log_del_time_),
+               K(this));
+  }
+}
+
+int ObILibCacheObject::before_cache_evicted()
+{
+  int ret = OB_SUCCESS;
+  LOG_INFO("before_cache_evicted", K(this), KPC(this));
+  return ret;
+}
+
+int ObILibCacheObject::check_need_add_cache_obj_stat(ObILibCacheCtx &ctx, bool &need_real_add)
+{
+  UNUSED(ctx);
+  int ret = OB_SUCCESS;
+  need_real_add = true;
+  return ret;
+}
+
+int ObILibCacheObject::update_cache_obj_stat(ObILibCacheCtx &ctx)
+{
+  UNUSED(ctx);
+  int ret = OB_SUCCESS;
+  return ret;
+}
+
+int64_t ObILibCacheObject::inc_ref_count(const CacheRefHandleID ref_handle)
+{
+  int ret = OB_SUCCESS;
+  if (GCONF._enable_plan_cache_mem_diagnosis) {
+    ObPlanCache *lib_cache = ObCacheObjectFactory::get_plan_cache(tenant_id_);
+    if (OB_ISNULL(lib_cache)) {
+      LOG_ERROR("invalid null lib cache", K(ret));
+    } else {
+      lib_cache->get_ref_handle_mgr().record_ref_op(ref_handle);
+    }
+  }
+  return ATOMIC_AAF(&ref_count_, 1);
+}
+
+int64_t ObILibCacheObject::dec_ref_count(const CacheRefHandleID ref_handle)
+{
+  int ret = OB_SUCCESS;
+  if (GCONF._enable_plan_cache_mem_diagnosis) {
+    ObPlanCache *lib_cache = ObCacheObjectFactory::get_plan_cache(tenant_id_);
+    if (OB_ISNULL(lib_cache)) {
+      LOG_ERROR("invalid null lib cache", K(ret));
+    } else {
+      lib_cache->get_ref_handle_mgr().record_deref_op(ref_handle);
+    }
+  }
+  return ATOMIC_SAF(&ref_count_, 1);
+}
+
+} // namespace common
+} // namespace oceanbase