Ubuntu重启后SonarQube无法启动问题求助

问题核心 #

系统重启后SonarQube无法通过localhost:9000访问，错误日志显示Elasticsearch进程以退出码78终止，直接导致SonarQube启动失败。

错误日志详情：

2023.08.30 04:57:23 WARN  app[][o.s.a.p.AbstractManagedProcess] Process exited with exit value [ElasticSearch]: 78
2023.08.30 04:57:23 INFO  app[][o.s.a.SchedulerImpl] Process[ElasticSearch] is stopped
2023.08.30 04:57:23 INFO  app[][o.s.a.SchedulerImpl] SonarQube is stopped
2023.08.30 05:01:05 INFO  app[][o.s.a.AppFileSystem] Cleaning or creating temp directory /opt/sonarqube/temp
2023.08.30 05:01:05 INFO  app[][o.s.a.es.EsSettings] Elasticsearch listening on [HTTP: 127.0.0.1:9001, TCP: 127.0.0.1:35339]
2023.08.30 05:01:05 INFO  app[][o.s.a.ProcessLauncherImpl] Launch process[ELASTICSEARCH] from [/opt/sonarqube/elasticsearch]: /opt/sonarqube/elasticsearch/bin/elasticsearch
2023.08.30 05:01:06 INFO  app[][o.s.a.SchedulerImpl] Waiting for Elasticsearch to be up and running
2023.08.30 05:01:28 WARN  app[][o.s.a.p.AbstractManagedProcess] Process exited with exit value [ElasticSearch]: 78
2023.08.30 05:01:28 INFO  app[][o.s.a.SchedulerImpl] Process[ElasticSearch] is stopped
2023.08.30 05:01:28 INFO  app[][o.s.a.SchedulerImpl] SonarQube is stopped
sonar@ubuntu-virtual-machine:~/bin/linux-x86-64$

解决方案 #

• 修复目录权限：确保SonarQube安装目录及子目录归sonar用户所有，执行命令：

  sudo chown -R sonar:sonar /opt/sonarqube
  

• 调整系统虚拟内存参数：Elasticsearch要求vm.max_map_count至少为262144，系统重启后该参数可能被重置：

  • 临时生效：

    sudo sysctl -w vm.max_map_count=262144
    

  • 永久生效：编辑/etc/sysctl.conf文件，添加一行vm.max_map_count=262144，然后执行：

    sudo sysctl -p
    

• 查看详细错误日志：检查Elasticsearch专属日志获取更精准的故障原因，执行命令：

  cat /opt/sonarqube/logs/elasticsearch.log | tail -20
  

内容的提问来源于stack exchange，提问作者Olumide Akinyemi