Verify Cassandra...

-- Check log files
// Log file system.log is available in $HOME/logs
[raj@Rajkumars-MacBook-Pro ~/cs/logs]$ls
debug.log        gc.log.0.current system.log

-- Check data_file_directories
// As specified in cassandra.yaml : data_file_directories
[raj@Rajkumars-MacBook-Pro ~/workingdir/cassandra]$cd data_file_directories/
[raj@Rajkumars-MacBook-Pro ~/workingdir/cassandra/data_file_directories]$ls dir1/
system             system_auth        system_distributed system_schema      system_traces
[raj@Rajkumars-MacBook-Pro ~/workingdir/cassandra/data_file_directories]$ls dir2/
system             system_auth        system_distributed system_schema      system_traces

-- Check saved_caches_directory
// As specified in cassandra.yaml : saved_caches_directory
[raj@Rajkumars-MacBook-Pro ~/workingdir/cassandra]$ls saved_caches_directory/
[raj@Rajkumars-MacBook-Pro ~/workingdir/cassandra]$