JobGateway Log Overview

Log Description

Log path: /var/log/Bigdata/job-gateway/

Log archive rule: The automatic compression and archive function is enabled for JobGateway run logs. When the total size of all log files exceeds 20 MB (configurable), the log files are automatically compressed into a package named in the format of Original log file name-yyyy-mm-dd.No..log.zip. A maximum of 20 latest compressed files are retained. The number of compressed files and compression threshold can be configured.

**Table 1** JobGateway log list
Log Type	Log File Name	Description
JobServer run log	job-gateway.log	Service run log
	prestart.log	Service prestart log
	availability-check.log	Service availability check log
	verbose-gc-sp.txt	Service GC log
	gc.log	Service GC log
JobServer audit log	access_log.{yyyy-MM-dd}.log	Service audit log
Balance run log	availability-check.log	Service availability check log
	error.log	Service error log
	prestart.log	Service prestart log
	start.log	Service startup log
Balance audit log	access_http.log	Service audit log

Log Levels

The following table describes the log levels provided by JobGateway.

The log levels are ERROR, WARN, INFO, and DEBUG in descending order of priority. Only logs whose levels are higher than or equal to the specified level are recorded. The higher the log level specified, the fewer the logs are recorded.

**Table 2** Log levels
Level	Description
ERROR	Logs of this level record error information about system running
WARN	Logs of this level record exception information about the current event processing
INFO	Logs of this level record normal running status information about the system and events
DEBUG	Logs of this level record the system information and system debugging information

To modify log levels, perform the following operations:

Log in to FusionInsight Manager.
Choose Cluster > Services > JobGateway and click Configurations.
Click All Configurations.
On the menu bar on the left, select the log menu of the target role.
Select a desired log level.
Click Save then OK.

Log Format

The following table lists the JobGateway log formats.

**Table 3** Log formats
Log Type	Format	Example
Run log	<yyyy-MM-dd HH:mm:ss> <Log level> <Name of the thread that generates the log > <Name of the class that generates the log:Number of code lines >Message in the log >	[2024-05-22 10:37:10.000] [INFO ] [job-status-refresh-task-fc1ff7bb-a49f-40bb-ada8-d6793c2bed20] [com.huawei.bigdata.jobgateway.job.task.JobStatusRefreshTask:60] - [start update job task]
Audit log	<Remote host name > <Remote username > <Authenticated remote user > <yyyy-MM-dd HH:mm:ss,SSS > < "First line of the log request" Response code Number of sent bytes>	192.18.212.17 - - [29/Apr/2024:11:51:31 +0800] "GET /mrs/job/wait_nums HTTP/1.1" 200 11