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10-05-2018
11:07 AM
I have developed a program code that executes an X task in sequential and in MAPREDUCE model. But I see that the running time taken by the mapreduce is bigger than the sequential one( It must be the opposite!!). I'm running mapreduce in a single node, so at least I should get the same running time?
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Apache Hadoop
10-01-2018
10:49 AM
I have executed a program in Hadoop MapReduce and I Wait to study the performance of my program with different input sizes, and I need the running time taken for each input? the results are in the attached file Thank youmapreduce.txt
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Apache Hadoop
11-23-2017
02:21 PM
Output of ls -lrth /var/log/ | grep zookeeper is drwxr-xr-x 2 zookeeper hadoop 4.0K نوف 21 16:18 zookeeper Still nothing in /var/log/zookeeper
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11-23-2017
02:07 PM
I dont what i have missed but the dir : /var/log/zookeeper and /usr/share/zookeeper a are empty!!
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11-23-2017
02:01 PM
Output of "zookeeper-env.sh" : export JAVA_HOME=/usr/jdk64/jdk1.8.0_112 export ZOOKEEPER_HOME=/usr/hdp/current/zookeeper-server export ZOO_LOG_DIR=/var/log/zookeeper export ZOOPIDFILE=/var/run/zookeeper/zookeeper_server.pid export SERVER_JVMFLAGS=-Xmx1024m export JAVA=$JAVA_HOME/bin/java export CLASSPATH=$CLASSPATH:/usr/share/zookeeper/*
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11-23-2017
01:21 PM
There is no log file created in ZooKeeper Log Dir :/var/log/zookeeper
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11-23-2017
12:30 PM
I did what you said what the same problem zookeeper keeps to stops every 10 s. This the content of log4j.properties: # ZooKeeper Logging Configuration # DEFAULT: console appender only log4j.rootLogger=INFO, CONSOLE, ROLLINGFILE zookeeper.log.dir=. zookeeper.log.file=zookeeper.log log4j.rootLogger=${zookeeper.root.logger} # Example with rolling log file #log4j.rootLogger=DEBUG, CONSOLE, ROLLINGFILE # Example with rolling log file and tracing #log4j.rootLogger=TRACE, CONSOLE, ROLLINGFILE, TRACEFILE # # Log INFO level and above messages to the console # log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender log4j.appender.CONSOLE.Threshold=INFO log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout log4j.appender.CONSOLE.layout.ConversionPattern=%d{ISO8601} - %-5p [%t:%C{1}@%L] - %m%n # # Add ROLLINGFILE to rootLogger to get log file output # Log DEBUG level and above messages to a log file log4j.appender.ROLLINGFILE=org.apache.log4j.RollingFileAppender log4j.appender.ROLLINGFILE.Threshold=DEBUG log4j.appender.ROLLINGFILE.File=${zookeeper.log.dir}/${zookeeper.log.file} # Max log file size of 10MB log4j.appender.ROLLINGFILE.MaxFileSize={{zookeeper_log_max_backup_size}}MB # uncomment the next line to limit number of backup files log4j.appender.ROLLINGFILE.MaxBackupIndex=10
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11-23-2017
11:48 AM
I have the same problem; and I do not have the file: zookeeper.log!!
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11-23-2017
11:05 AM
I get this error while trying to start zookeeper: /usr/hdfp/2.6.3-235/zookeeper/bin/zkServer.sh start /zkServer.sh: Permission denied
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