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new 4b52037fdeb HDDS-14102. [DiskBalancer] Fix incorrect default port
documentation in DiskBalancer(9858 -> 19864) (#9459)
4b52037fdeb is described below
commit 4b52037fdeb793cb2f54ded3a8e0dc44e80d4712
Author: Gargi Jaiswal <[email protected]>
AuthorDate: Tue Dec 9 08:05:41 2025 +0530
HDDS-14102. [DiskBalancer] Fix incorrect default port documentation in
DiskBalancer(9858 -> 19864) (#9459)
---
hadoop-hdds/docs/content/feature/DiskBalancer.md | 2 +-
hadoop-hdds/docs/content/feature/DiskBalancer.zh.md | 2 +-
.../org/apache/hadoop/hdds/scm/cli/datanode/DatanodeParameters.java | 4 ++--
.../apache/hadoop/hdds/scm/cli/datanode/DiskBalancerCommands.java | 6 +++---
.../hadoop/hdds/scm/cli/datanode/DiskBalancerSubCommandUtil.java | 2 +-
.../hadoop/hdds/scm/cli/datanode/TestDiskBalancerSubCommands.java | 6 +++---
6 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/hadoop-hdds/docs/content/feature/DiskBalancer.md
b/hadoop-hdds/docs/content/feature/DiskBalancer.md
index ac0ea9aa28e..8c708795ebb 100644
--- a/hadoop-hdds/docs/content/feature/DiskBalancer.md
+++ b/hadoop-hdds/docs/content/feature/DiskBalancer.md
@@ -153,7 +153,7 @@ ozone admin datanode diskbalancer report
[<datanode-address> ...] [--in-service-
| Option | Description
|
Example |
|-------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------|
-| `<datanode-address>` | One or more datanode addresses as
positional arguments. Addresses can be:<br>- Hostname (e.g., `DN-1`) - uses
default CLIENT_RPC port (9858)<br>- Hostname with port (e.g., `DN-1:9858`)<br>-
IP address (e.g., `192.168.1.10`)<br>- IP address with port (e.g.,
`192.168.1.10:9858`)<br>- Stdin (`-`) - reads datanode addresses from standard
input, one per line | `DN-1`<br>`DN-1:9858`<br>`192.168.1.10`<br>`-` |
+| `<datanode-address>` | One or more datanode addresses as
positional arguments. Addresses can be:<br>- Hostname (e.g., `DN-1`) - uses
default CLIENT_RPC port (19864)<br>- Hostname with port (e.g.,
`DN-1:19864`)<br>- IP address (e.g., `192.168.1.10`)<br>- IP address with port
(e.g., `192.168.1.10:19864`)<br>- Stdin (`-`) - reads datanode addresses from
standard input, one per line | `DN-1`<br>`DN-1:19864`<br>`192.168.1.10`<br>`-` |
| `--in-service-datanodes` | It queries SCM for all IN_SERVICE
datanodes and executes the command on all of them.
| `--in-service-datanodes` |
| `--json` | Format output as JSON.
|
`--json` |
| `-t/--threshold` | Volume density threshold percentage
(default: 10.0). Used with `start` and `update` commands.
| `-t 5`<br>`--threshold 5.0` |
diff --git a/hadoop-hdds/docs/content/feature/DiskBalancer.zh.md
b/hadoop-hdds/docs/content/feature/DiskBalancer.zh.md
index ab83c6e7538..5af4046066a 100644
--- a/hadoop-hdds/docs/content/feature/DiskBalancer.zh.md
+++ b/hadoop-hdds/docs/content/feature/DiskBalancer.zh.md
@@ -148,7 +148,7 @@ ozone admin datanode diskbalancer report
[<datanode-address> ...] [--in-service-
| Option | Description
| Example |
|-------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------|
-| `<datanode-address>` | 一个或多个数据节点地址作为位置参数。地址可以是：<br>-
主机名（例如，`DN-1`）- 使用默认的 CLIENT_RPC 端口 (9858)<br>- 带端口的主机名（例如，`DN-1:9858`）<br>- IP
地址（例如，`192.168.1.10`）<br>- 带端口的 IP 地址（例如，`192.168.1.10:9858`）<br>- 标准输入 (`-`) -
从标准输入读取数据节点地址，每行一个 | `DN-1`<br>`DN-1:9858`<br>`192.168.1.10`<br>`-` |
+| `<datanode-address>` | 一个或多个数据节点地址作为位置参数。地址可以是：<br>-
主机名（例如，`DN-1`）- 使用默认的 CLIENT_RPC 端口 (19864)<br>- 带端口的主机名（例如，`DN-1:19864`）<br>-
IP 地址（例如，`192.168.1.10`）<br>- 带端口的 IP 地址（例如，`192.168.1.10:19864`）<br>- 标准输入
(`-`) - 从标准输入读取数据节点地址，每行一个 | `DN-1`<br>`DN-1:19864`<br>`192.168.1.10`<br>`-` |
| `--in-service-datanodes` | 它向 SCM 查询所有 IN_SERVICE
数据节点，并在所有这些数据节点上执行该命令。
| `--in-service-datanodes` |
| `--json` | 输出格式设置为JSON。
| `--json` |
| `-t/--threshold` | 磁盘使用率阈值百分比（默认值：10.0）。与 `start` 和
`update` 命令一起使用。
| `-t 5`<br>`--threshold 5.0` |
diff --git
a/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DatanodeParameters.java
b/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DatanodeParameters.java
index e482f8c4fda..b1fda282642 100644
---
a/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DatanodeParameters.java
+++
b/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DatanodeParameters.java
@@ -31,8 +31,8 @@ public class DatanodeParameters extends ItemsFromStdin {
@CommandLine.Parameters(description = "Datanode addresses: one or more,
separated by spaces." +
" To read from stdin, specify '-' and supply one item per line." +
- "Port is optional and defaults to 9858 (CLIENT_RPC port). " +
- "Examples: 'DN-1', 'DN-1:9858', '192.168.1.10'. ",
+ "Port is optional and defaults to 19864 (CLIENT_RPC port). " +
+ "Examples: 'DN-1', 'DN-1:19864', '192.168.1.10'. ",
arity = "0..*",
paramLabel = "<datanode address>")
diff --git
a/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerCommands.java
b/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerCommands.java
index 2cc2a2a3c3c..4c972bad4e8 100644
---
a/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerCommands.java
+++
b/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerCommands.java
@@ -48,15 +48,15 @@
*
* Examples:
* ozone admin datanode diskbalancer start DN-1
- * Start balancer on DN-1 using default port (9858)
+ * Start balancer on DN-1 using default port (19864)
*
- * ozone admin datanode diskbalancer start 192.168.1.10:9858
+ * ozone admin datanode diskbalancer start 192.168.1.10:19864
* Start balancer with explicit port specification
*
* ozone admin datanode diskbalancer start DN-1 DN-2 DN-3
* Start balancer on multiple datanodes (using default port)
*
- * ozone admin datanode diskbalancer start DN-1:9858 DN-2:9999
+ * ozone admin datanode diskbalancer start DN-1:19864 DN-2:9999
* Start balancer on multiple datanodes with explicit ports
*
* ozone admin datanode diskbalancer start DN-1 -t 5
diff --git
a/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerSubCommandUtil.java
b/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerSubCommandUtil.java
index 9bce421bd64..b5e0b4e57dd 100644
---
a/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerSubCommandUtil.java
+++
b/hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/datanode/DiskBalancerSubCommandUtil.java
@@ -48,7 +48,7 @@ private DiskBalancerSubCommandUtil() {
* <p>The address can be provided in two formats:
* <ul>
* <li>"hostname:port" - Uses the specified port</li>
- * <li>"hostname" - Uses the default CLIENT_RPC port (9858)</li>
+ * <li>"hostname" - Uses the default CLIENT_RPC port (19864)</li>
* </ul>
*
* @param address the datanode address in "host:port" or "host" format
diff --git
a/hadoop-ozone/cli-admin/src/test/java/org/apache/hadoop/hdds/scm/cli/datanode/TestDiskBalancerSubCommands.java
b/hadoop-ozone/cli-admin/src/test/java/org/apache/hadoop/hdds/scm/cli/datanode/TestDiskBalancerSubCommands.java
index 9f95fd3f117..b28d33a3a4f 100644
---
a/hadoop-ozone/cli-admin/src/test/java/org/apache/hadoop/hdds/scm/cli/datanode/TestDiskBalancerSubCommands.java
+++
b/hadoop-ozone/cli-admin/src/test/java/org/apache/hadoop/hdds/scm/cli/datanode/TestDiskBalancerSubCommands.java
@@ -75,9 +75,9 @@ public void setup() throws UnsupportedEncodingException {
// Create shared list of in-service datanodes
inServiceDatanodes = new ArrayList<>();
- inServiceDatanodes.add("host-1:9858");
- inServiceDatanodes.add("host-2:9858");
- inServiceDatanodes.add("host-3:9858");
+ inServiceDatanodes.add("host-1:19864");
+ inServiceDatanodes.add("host-2:19864");
+ inServiceDatanodes.add("host-3:19864");
// Create shared mock protocol
mockProtocol = mock(DiskBalancerProtocol.class);
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