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37.2. Configure Cassandra

37.2.1. Envionment variables

CASSANDRA_HOME=/srv/apache-cassandra
			

37.2.2. log4j.properties

[root@db apache-cassandra]# vim conf/log4j.properties
log4j.appender.R=org.apache.log4j.RollingFileAppender
log4j.appender.file.maxFileSize=20MB
log4j.appender.file.maxBackupIndex=50
log4j.appender.R.layout=org.apache.log4j.PatternLayout
log4j.appender.R.layout.ConversionPattern=%5p [%t] %d{ISO8601} %F (line %L) %m%n
# Edit the next line to point to your logs directory
log4j.appender.R.File=/var/log/cassandra/system.log

# Application logging options
#log4j.logger.com.facebook=DEBUG
#log4j.logger.com.facebook.infrastructure.gms=DEBUG
#log4j.logger.com.facebook.infrastructure.db=DEBUG
			

37.2.3. storage-conf.xml

			
[root@db apache-cassandra]# vim conf/storage-conf.xml