2011-11-29 15:57:09,921 INFO org.apache.hadoop.ipc.Server: IPC Server handler 9 on 9000, call mkdirs(/opt/data/hive-zhaoxiuxiang/hive_2011-11-29_15-57-08_094_4199830510252920639, rwxr-xr-x) from 192.168.1.187:18457: error: org.apache.hadoop.security.AccessControlException: Permission denied: user=zhaoxiuxiang, access=WRITE, inode="data":rsync:supergroup:rwxr-xr-x
发现原来出现权限错误的是目录:/opt/data ,将该目录权限修改为777后错误解决。
附注:不同用户的mapred执行目录必须是700(rwx------)权限