常见数据保存目录
Where does Jenkins store configuration files for the jobs it runs? – Stack Overflow
JENKINS_HOME
+- config.xml (jenkins root configuration)
+- *.xml (other site-wide configuration files)
+- userContent (files in this directory will be served under your http://server/userContent/)
+- fingerprints (stores fingerprint records)
+- nodes (slave configurations)
+- plugins (stores plugins)
+- secrets (secretes needed when migrating credentials to other servers)
+- workspace (working directory for the version control system)
+- [JOBNAME] (sub directory for each job)
+- jobs
+- [JOBNAME] (sub directory for each job)
+- config.xml (job configuration file)
+- latest (symbolic link to the last successful build)
+- builds
+- [BUILD_ID] (for each build)
+- build.xml (build result summary)
+- log (log file)
+- changelog.xml (change log)
Jenkins 服务配置：
1）{JENKINS_HOME}/config.xml
2）{JENKINS_HOME}/config-history/ ⇒ 每次修改都备份在该目录中，可从中恢复；
全部 Job 配置信息：{JENKINS_HOME}/jobs/
2）配置：{JENKINS_HOME}/jobs/{JOBNAME}/config.xml
3）构建：{JENKINS_HOME}/jobs/{JOBNAME}/builds/
特定 Job 运行数据：{JENKINS_HOME}/workspace/{JOBNAME}
查看 Jenkins 运行环境信息
Go to “Manage Jenkins”.
Scroll down to “System Information”.
查看 JDK 版本：
1）Click on the “System Properties” tab.
2）Look for the “Java runtime version” information.