Alert Log and tracing Parameters in Cassandra.yaml
log4j-server.properties
log4j.appender.R.File=/root/.ccm/geek_cluster/node1/logs/system.log
root@wash-i-16ca26c8-prod ~ $ ccm node1 nodetool getlogginglevels
Logger Name Log Level
root INFO
org.apache.solr.core.SolrCore WARN
org.apache.thrift.server.TNonblockingServer FATAL
org.apache.solr.handler.component WARN
org.apache.solr.search.SolrIndexSearcher WARN
org.apache.solr.update WARN
org.apache.solr.core.CassandraSolrConfig WARN
SolrValidationLog INFO
org.apache.solr.core.RequestHandlers WARN
org.apache.solr.util.plugin.AbstractPluginLoader WARN
root@wash-i-16ca26c8-prod ~ $
root@wash-i-16ca26c8-prod ~/.ccm/geek_cluster/node1/logs $ ls -ltr
total 528
-rw-r--r-- 1 root root 0 Jul 10 13:42 solrvalidation.log
-rw-r--r-- 1 root root 538390 Jul 11 19:58 system.log
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