update(configuration): Add new vm_mon.process config items

en_US/configuration/configuration.md

@@ -4792,6 +4792,32 @@ When the current process number as a percentage of the maximum process number ex
 When the percentage of the current number of processes in the maximum number of processes falls below `vm_mon.process_low_watermark`, an alarm will be triggered. The maximum number of processes is determined by the `node.process_limit` configuration item.
 
 
+
+### vm_mon.process_long_msgq
+
+| Type    | Default |
+| ------- | ------- |
+| integer | `80`    |
+
+#### Description
+
+An alert will be triggered when the message queue length of a process in EMQX exceeds this value. Setting it to `0` will disable the alert for the message queue length.
+
+
+
+### vm_mon.process_alarm_top_n
+
+| Type    | Default |
+| ------- | ------- |
+| integer | `5`     |
+
+#### Description
+
+When an alert is triggered, the alert message will include the top `N` processes with the longest message queue lengths.
+
+
+
+
 ## Plugin `emqx_auth_http`
 
 ### auth.http.auth_req.url

zh_CN/configuration/configuration.md

@@ -4703,6 +4703,30 @@ EMQX 为单个进程分配的内存占系统内存的百分比超过 `os_mon.pro
 
 <br />
 
+### vm_mon.process_long_msgq
+
+| Type    | Default |
+| ------- | ------- |
+| integer | `80`    |
+
+#### 说明
+
+当 EMQX 中有进程的邮箱超过此长度时将触发告警。设置为 `0` 则关闭邮箱过长告警功能。
+
+<br />
+
+### vm_mon.process_alarm_top_n
+
+| Type    | Default |
+| ------- | ------- |
+| integer | `5`     |
+
+#### 说明
+
+当触发告警时，在告警信息中包含前 `N` 个消息队列长度最长的进程。
+
+<br />
+
 ## 插件 `emqx-auth-http`
 
 ### auth.http.auth_req.url