我通过 CDH 4.2.0-1.cdh4.2.0.p0.10 集群上的 Cloudera Manager 4.5 中的包裹安装了 Impala。
当我尝试启动服务时,它在所有节点上都失败并显示此消息
perl -pi -e 's#{{CMF_CONF_DIR}}#/run/cloudera-scm-agent/process/800-impala-IMPALAD#g' /run/cloudera-scm-agent/process/800-impala-IMPALAD/impala-conf/impalad_flags
'[' impalad = impalad ']'
exec /opt/cloudera/parcels/IMPALA-0.6-1.p0.109/lib/impala/../../bin/impalad --flagfile=/run/cloudera-scm-agent/process/800-impala-IMPALAD/impala-conf/impalad_flags
Could not create logging file: Permission denied
COULD NOT CREATE A LOGGINGFILE 20130326-204959.15015!log4j:ERROR setFile(null,true) call failed.
java.io.FileNotFoundException: /var/log/impalad/impalad.INFO (Permission denied)
at java.io.FileOutputStream.openAppend(Native Method)
...
at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:685)
at org.apache.hadoop.fs.FileSystem.<clinit>(FileSystem.java:92)
+ date
我不确定权限问题是否是 Impala 未运行的原因,或者是否有其他东西崩溃并且权限问题只是因为无法写入崩溃日志而出现。
任何帮助都会很棒!