A server is already running. Check  tmp/pids/server.pid. 把server.pid删除: 学习了: http://stackoverflow.com/questions/24627701/a-server-is-already-running-check-tmp-pids-server-pid-exiting-rails…

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      早晨宁波那边的IT人员打电话告知数据库无法访问了.其实我在早晨也发现Ignite监控下的宁波的数据库服务器出现了异常,但是当时正在检查查看其它服务器发过来的各类邮件,还没等到我去确认具体情况,就收到了电话.我首先检查网络是否畅通,结果发现网络没有问题,然后远程登录到该服务器,查看了一下数据库的服务发现其运行正常,但是在本机使用MSSMS管理工具亦无法连接数据库,当下有两种方案:方案一:使用DAC登录数据库,检查具体情况,方案二:直接去查看错误日志,查看具体错误信息.于是为了快点找到原…

今天,在用icinga服务器端测试客户端脚本时,报如下错误: [root@mysql-server1 etc]# /usr/local/icinga/libexec/check_nrpe -H 192.168.244.146 -c check_users -a 10 20 CHECK_NRPE: Received bytes from daemon. Check the remote server logs for error messages. 查看客户端/var/log/messages日志…

Running total for Oracle: SELECT somedate, somevalue,SUM(somevalue) OVER(ORDER BY somedate ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS RunningTotalFROM Table from http://www.codeproject.com/Articles/300785/Calculating-simple-running-totals-i…

今天启动clouder manager集群时候hbase list出现 (ERROR: org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: Server is not running yet ERROR: Can't get master address from ZooKeeper; znode data == null ) 一类错误 看网上有几种解决方案 一个是 1: 在使用 hbase shell 时,一直报错.花了半个多小时…

当登陆 Arcgis Server Manager的时候,点击 "Services" 中的选项"Manage Services",就报错: An error has occured on the server. For details please check the Event (Application) log on the web server.工作站服务没有启动 Source    System.DirectoryServicesStackTrace    …

1.启动kafka的时候,报错如下所示: [-- ::,] INFO zookeeper state changed (SyncConnected) (org.I0Itec.zkclient.ZkClient) [-- ::,] FATAL Fatal error during KafkaServerStable startup. Prepare to shutdown (kafka.server.KafkaServerStartable) java.io.FileNotFoundExcepti…

查看zabbix服务器和客户端的端口及进程都是正常启动,打印的日志也没什么异常,但是就是在主页提示zabbix server is not running 不防尝试改一下zabbix_server的配置文件ListenIP字段, 默认是127.0.0.1,,改为主机的IP地址…

不多说,直接上干货! [kfk@bigdata-pro01 bin]$ jps NameNode ResourceManager JournalNode HMaster DataNode HRegionServer NodeManager Jps QuorumPeerMain [kfk@bigdata-pro01 bin]$ hostname bigdata-pro01.kfk.com [kfk@bigdata-pro01 bin]$ [kfk@bigdata-pro01 bin]$ cd ..…