Emqx cloud update: more parameters are added to log analysis, which makes monitoring, operation and maintenance easier

In recent days, , Full custody MQTT Message cloud service EMQX Cloud Publish feature updates ： Yes 「 journal 」 The module is optimized , Add multiple analysis parameters , Help users carry out more effective system monitoring and operation and maintenance .

Function introduction

As a fully managed service designed to relieve users of the burden of infrastructure management and maintenance MQTT The cloud service ,EMQX Cloud Through the real-time online log viewing function, users can timely understand the system operation , Trace and troubleshoot the faults found , To ensure the stable operation of the system .

The previous log analysis parameters only have time 、 Log levels and instances ID These three , The function realization is relatively basic . The latest version has a number of low-level optimizations for this function , Added optional parameters , Include clients ID、 client IP、 user name 、 The theme 、 resources ID、 The rules ID, For users to filter and search , More accurate 、 Quickly locate errors , solve the problem . And the node will be directly displayed in the alarm details .

Function use

After the user enters the console, click 「 journal 」 You can query the log . The default parameter has display time 、 The level of logging 、 Wrong type 、 client ID And the client IP , Click more conditions to expand according to user name 、 The theme 、 resources ID And rules ID And other parameter conditions for directional log retrieval .

The fields contained in the log are described in the following table ：

Parameters	meaning
Time	Time of log reporting
The level of logging	Mainly divided into the following 3 Emergency users can deal with alarm errors according to different categories and priorities .
Wrong type	Mainly divided into the following 5 Data integration ： Data integration related errors . Errors caused by the corresponding service not running or other reasons . For example, store to MySQL when ,MySQL It's not running , unauthorized 、 Or the table is wrong . client ： Client related errors , Contains incorrect authentication information , Wrong access control information , And other reasons . news ： Message related errors , For example, coding problems 、 News loss, etc . modular ：emqx Module related errors , For example, the user-defined authentication fails to connect to the corresponding service .EMQX internal error ：Erlang And errors that cannot be classified into the above situations . Users can quickly locate the error generation module according to the error type .
client ID	Input client ID, Search for the client ID Generated log
client IP	Input client IP, Search change client IP Generated log
user name	Input username, Search for the user name Generated log
The theme	Input topic name, Search for the topic Log generated under
resources ID	Input resources ID, Search the logs related to this resource
The rules ID	Input rules ID, Search the logs related to this rule

Be careful ：EMQX Cloud Support 14 Free log storage and retrieval within days , beyond 14 The log of days will not support query , If you have special needs , You can submit the work order in the console and contact us .

For common log analysis and solutions, please refer to the document ：https://docs.emqx.com/zh/cloud/latest/deployments/logs.html

Copyright notice ： This paper is about EMQ original , Reprint please indicate the source .

Link to the original text ：https://www.emqx.com/zh/blog/emqx-cloud-update-log-analysis-adds-more-parameters