Alima777 commented on a change in pull request #1485:
URL: https://github.com/apache/incubator-iotdb/pull/1485#discussion_r453518988
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File path: docs/UserGuide/Operation Manual/SQL Reference.md
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@@ -953,6 +954,15 @@ This example will delete the first 3 time partitions of
storage group root.sg1.
```
The partitionId can be found in data folders or converted using `timestamp /
partitionInterval`.
+## 性能追踪
Review comment:
Haha, fixed. :)
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File path: docs/UserGuide/System Tools/Performance Tracing Tool.md
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@@ -0,0 +1,61 @@
+<!--
+
+ Licensed to the Apache Software Foundation (ASF) under one
+ or more contributor license agreements. See the NOTICE file
+ distributed with this work for additional information
+ regarding copyright ownership. The ASF licenses this file
+ to you under the Apache License, Version 2.0 (the
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+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing,
+ software distributed under the License is distributed on an
+ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ KIND, either express or implied. See the License for the
+ specific language governing permissions and limitations
+ under the License.
+
+-->
+# Performance Tracing Tool
+
+Iotdb supports the use of `TRACING` statements to enable and disable
performance tracing of query statements, which is disabled by default. Users
can use performance tracking tool to analyze potential performance problems in
some queries. By default, the log files for performance tracing are stored in
the directory `./data/tracing`.
Review comment:
Fixed.
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