PahoSubscriber Monitoring
This section describes the types, names, and meanings of PahoSubscriber metrics collected by APM.
Category | Metric | Name | Description | Unit | Data Type | Default Aggregation Mode |
|---|---|---|---|---|---|---|
Monitoring of PUBLISH packets received by PahoSubscriber (message) | uri | serviceUri | URI of the MQTT server connected to PahoSubscriber | - | ENUM | LAST |
msgType | Packet Type | Type of the packet that is sent | - | ENUM | LAST | |
concurrentMax | Max. Concurrency | Maximum concurrency | - | INT | MAX | |
errorCount | Errors | Number of errors | - | INT | SUM | |
errorTraceId | Error Trace ID | ID of the trace that encounters an error in a collection period | - | STRING | LAST | |
slowTraceId | Slow Trace ID | ID of the slowest trace in a collection period | - | STRING | LAST | |
invokeCount | Calls | Number of calls | - | INT | SUM | |
lastError | Error Message | Error message | - | STRING | LAST | |
maxTime | Max. RT | Maximum response time | - | INT | MAX | |
totalTime | Total RT | Total response time | - | INT | SUM | |
range1 | 0–10 ms | Number of requests with 0–10 ms response time | - | INT | SUM | |
range2 | 10–100 ms | Number of requests with 10–100 ms response time | - | INT | SUM | |
range3 | 100–500 ms | Number of requests with 100–500 ms response time | - | INT | SUM | |
range4 | 500–1000 ms | Number of requests with 500–1000 ms response time | - | INT | SUM | |
range5 | 1–10s | Number of requests with 1–10s response time | - | INT | SUM | |
range6 | > 10s | Number of requests with response time longer than 10s | - | INT | SUM | |
Node-based monitoring of PUBLISH packets received by PahoSubscriber (uriMessage) | uri | serviceUri | URI of the MQTT server connected to PahoSubscriber | - | ENUM | LAST |
errorCount | Errors | Errors | - | INT | SUM | |
invokeCount | Number of calls | Calls | - | INT | SUM | |
totalTime | Total RT | Total response time | - | INT | SUM | |
Exception (exception: exception statistics of PahoSubscriber calls) | exceptionType | Exception Type | Exception type | - | ENUM | LAST |
causeType | Exception Class | Exception class | - | ENUM | LAST | |
count | Count | Number of times the exception has occurred | - | INT | SUM | |
message | Exception Message | Message returned when the exception occurred | - | STRING | LAST | |
stackTrace | Exception Stack | Exception stack information | - | CLOB | LAST | |
PahoSubscriber topic-based monitoring (clientReceive) | clientId | clientId | clientId | - | ENUM | LAST |
topic | Topic | Topic | - | ENUM | LAST | |
msgReceivedCount | Message Receiving Times | Number of message receiving times | - | INT | SUM | |
bytesReceived | Bytes Received | Number of bytes received | - | INT | SUM | |
PahoSubscriber version (version) | version | Version | Version | - | STRING | LAST |
PahoSubscriber topic summary (total) | msgReceivedCount | Message Receiving Times | Total number of message receiving times | - | INT | SUM |
bytesReceived | Bytes Received | Total number of bytes received | - | INT | SUM |