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Copy file name to clipboardExpand all lines: docs/user_manual/quick_starts/en-US/chapter_03_test_oceanbase_database/06_jmeter_test.md
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@@ -51,17 +51,17 @@ JMeter can run in the CLI or on the GUI. This section describes how to use JMete
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Run the `sh jmeter` command in the `apache-jmeter-xxx/bin/` directory to go to the GUI of JMeter. On the page shown in the following figure, create a test plan named `Oceanbase Test Plan`.
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In the left-side navigation pane, click **Oceanbase Test Plan** and choose **Add** > **Threads(Users)** > **Thread Group** to create a thread group. You can configure a variety of parameters when you use JMeter for testing. For more information about the parameters, see [Elements of a Test Plan](https://jmeter.apache.org/usermanual/test_plan.html) in JMeter Documentation.
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### Add a JDBC connection
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Click **Thread Group** and choose **Add** > **Config Element** > **JDBC Connection Configuration** to create a JDBC configuration file.
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The attributes shown in the preceding figure are common parameters of a connection pool. For more information, see the experience in configuring Java connection pools shared on the Internet.
Click **Transaction Controller** and choose **Add** > **Pre Processors** > **User Parameters** to add variables as needed. This test involves three variables: `credit_id` (account A), `debit_id` (account B), and `trans_amount` (transferred amount). The account parameters and amounts are set to random numbers within the actual ranges of test data.
Click **Transaction Controller** and choose **Add** > **Sampler** > **JDBC Request** to create a JDBC request. Set **Query Type** to `AutoCommit(false)` to enable explicit transactions.
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* Create a JDBC request to deduct the transferred amount from the balance of account A
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Click **Transaction Controller** and choose **Add** > **Sampler** > **JDBC Request**, to create a JDBC request named `JDBC update credit account`. Then, add an SQL request to deduct the transferred amount from the balance of account A.
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* Add Post logic to obtain the return value of the JDBC request that deducts the transferred amount from the balance of account A
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Click **JDBC update credit account** and choose **Add** > **Post Processors** > **Regular Expression Extractor** to add Post logic to obtain the return value of the JDBC request that deducts the transferred amount from the balance of account A.
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* Create a JDBC request to increase the balance of account B
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Click **Transaction Controller** and choose **Add** > **Sampler** > **JDBC Request** to create a JDBC request named `JDBC update debit account`. Then, add an SQL request to increase the balance of account B.
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* Add Post logic to obtain the return value of the JDBC request that increases the balance of account B
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Click **JDBC update debit account** and choose **Add** > **Post Processors** > **Regular Expression Extractor** to add Post logic to obtain the return result of the JDBC request that increases the balance of account B.
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### Judgment logic - process succeeded
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Click **Transaction Controller** and choose **Add** > **Logic Controller** > **If Controller** to add an IF controller named `If success`. Then, add judgment conditions.
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* Add a commit action upon update success
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Click **If success** and choose **Add** > **Sampler** > **JDBC Request** to create a JDBC request. Set **Query Type** to `Commit`.
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### Judgment logic - process failed
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Click **Transaction Controller** and choose **Add** > **Logic Controller** > **If Controller** to create an IF controller named `If fail`. Then, add judgment conditions.
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* Add a commit action upon update failure
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Click **If fail** and choose **Add** > **Sampler** > **JDBC Request** to create a JDBC request. Set **Query Type** to `Rollback`.
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### View the results
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Click **Thread-Group** and choose **Add** > **Listener** > **View Results Tree** to create a result tree file to view the test results.
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Click **Thread Group** and choose **Add** > **Listener** > **Aggregate Report** to create an aggregated report that aggregates the results.
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