转自:https://blog.csdn.net/bluecard2008/article/details/80921682?utm_source=blogxgwz0 摘要: 今天在使用jetty做容器运行一个java web app时却给出了这样的错误: ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 java. 今天在使用jetty做容器运行一个java web app时却给出了这样的错误:…
不多说,直接上干货! 问题详情 [hadoop@master streamsets-datacollector-]$ ./bin/streamsets dc Java 1.8 detected; adding $SDC_JAVA8_OPTS of "-XX:+UseConcMarkSweepGC -XX:+UseParNewGC -Djdk.nio.maxCachedBufferSize=262144" to $SDC_JAVA_OPTS WARN: Security is enabl…
异常: org.apache.hadoop.security.AccessControlException: Permission denied: user=root, access=WRITE, inode="/user":hdfs:supergroup:drwxr-xr-x at org.apache.hadoop.hdfs.server.namenode.DefaultAuthorizationProvider.checkFsPermission(DefaultAuthoriza…
1:初学hadoop遇到各种错误,这里贴一下,方便以后脑补吧,报错如下: 主要是在window环境下面搞hadoop,而hadoop部署在linux操作系统上面:出现这个错误是权限的问题,操作hadoop是虚拟机的主机用户不是window的主机用户Administrator,所以出现下面的错误,解决办法如下所示(或者修改文件的权限,即所有者都可以进行可读,可写,可执行): log4j:WARN No appenders could be found for logger (org.apache.…
报错背景: CDH集成了Flume服务,准备通过Flume将kafka中的数据放到HDFS中, 启动Flume的时候报错. 报错现象: // :: INFO hdfs.HDFSDataStream: Serializer = TEXT, UseRawLocalFileSystem = false // :: INFO hdfs.BucketWriter: Creating hdfs://master:8020/yk/dl/alarm_his/AlarmHis.1557281724769.txt.…
1 详细异常 Caused by: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException): Permission denied: user=hdfs, access=WRITE, inode="/hbase":root:supergroup:drwxr-xr-x at org.apache.hadoop.hdfs.server.namenode.DefaultAu…
保存文件时权限被拒绝 曾经踩过的坑: 保存结果到hdfs上没有写的权限 通过修改权限将文件写入到指定的目录下 * * * $HADOOP_HOME/bin/hdfs dfs -chmod 777 /user * * * Exception in thread "main" org.apache.hadoop.security.AccessControlException: * Permission denied: user=Mypc, access=WRITE, * inode=&qu…
1.错误描述 ERROR:2015-05-01 23:43:04[localhost-startStop-1] - HHH000319: Could not get database metadata java.sql.SQLException: Access denied for user 'sa'@'localhost' (using password: YES) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:996)…
1.错误描述 INFO:2015-05-01 16:53:29[main] - HHH000228: Running hbm2ddl schema update INFO:2015-05-01 16:53:29[main] - HHH000102: Fetching database metadata ERROR:2015-05-01 16:53:29[main] - HHH000319: Could not get database metadata java.sql.SQLException…