This is the documentation for Cloudera Manager 5.1.0.
Documentation for other versions is available at Cloudera Documentation.

Activity Metrics

Metric Name Description Unit CDH Version
combine_input_records Number of input records to combiner records CDH 4, CDH 5
combine_output_records Number of records output by combiner records CDH 4, CDH 5
cpu_system Kernel CPU time used (CPUs / s) CPU seconds per second CDH 4, CDH 5
cpu_system_rate Total System CPU seconds per second CDH 4, CDH 5
cpu_user Current User CPUs CPU seconds per second CDH 4, CDH 5
cpu_user_rate Total CPU user time seconds per second CDH 4, CDH 5
data_local_maps Number of map tasks reading local data tasks CDH 4, CDH 5
disk_read_rate Reads from local disk (bytes) bytes per second CDH 4, CDH 5
disk_write_rate Writes to local disk (bytes) bytes per second CDH 4, CDH 5
duration Activity or attempt duration ms CDH 4, CDH 5
fairscheduler_demand Fair Scheduler demand Fair Scheduler demand CDH 4, CDH 5
fairscheduler_fair_share Fair Scheduler fair share Fair Scheduler fair share CDH 4, CDH 5
fairscheduler_min_share Fair Scheduler minimum share Fair Scheduler min share CDH 4, CDH 5
fairscheduler_running_tasks Fair Scheduler running tasks Fair Scheduler running tasks CDH 4, CDH 5
fairscheduler_weight Fair Scheduler weight Fair Scheduler weight CDH 4, CDH 5
fallow_slots_millis_maps Total time spent by all map tasks waiting after reserving slots ms CDH 4, CDH 5
fallow_slots_millis_reduces Total time spent by all reduce tasks waiting after reserving slots ms CDH 4, CDH 5
hdfs_read_rate Reads from HDFS (bytes) bytes per second CDH 4, CDH 5
hdfs_write_rate Writes to HDFS (bytes) bytes per second CDH 4, CDH 5
map_input_bytes Input to map task (bytes) bytes CDH 4, CDH 5
map_input_records Number of input records to map task records CDH 4, CDH 5
map_output_bytes Output from map task (bytes) bytes CDH 4, CDH 5
map_output_records Number of records output by map task records CDH 4, CDH 5
map_progress Activity map-phase progress progress CDH 4, CDH 5
maps_failed_rate Maps Failed tasks per second CDH 4, CDH 5
maps_running Maps Running tasks CDH 4, CDH 5
mem_rss Resident memory used bytes CDH 4, CDH 5
mem_virtual Virtual memory used bytes CDH 4, CDH 5
num_desired_maps Desired map tasks tasks CDH 4, CDH 5
num_desired_reduces Desired reduce tasks tasks CDH 4, CDH 5
other_local_maps Other-local maps tasks CDH 4, CDH 5
rack_local_maps Rack-local map tasks tasks CDH 4, CDH 5
reduce_input_records Number of records input to reduce task records CDH 4, CDH 5
reduce_output_records Number of records output by reduce task records CDH 4, CDH 5
reduce_progress Activity reduce-phase progress progress CDH 4, CDH 5
reduce_shuffle_bytes Number of bytes in reduce shuffle bytes CDH 4, CDH 5
reduces_failed_rate Reduces failed tasks per second CDH 4, CDH 5
reduces_running Reduces Running tasks CDH 4, CDH 5
reduces_running_in_reduce_phase Reduce Reduces Running tasks CDH 4, CDH 5
reduces_running_in_shuffle_phase Shuffle Reduces Running tasks CDH 4, CDH 5
reduces_running_in_sort_phase Sort Reduces Running tasks CDH 4, CDH 5
slots_millis_maps Total time spent by all map tasks in execution ms CDH 4, CDH 5
slots_millis_reduces Total time spent by all reduce tasks in execution ms CDH 4, CDH 5
spilled_records_rate Number of spilled records records per second CDH 4, CDH 5
split_raw_bytes Number of raw split bytes bytes CDH 4, CDH 5
total_launched_maps Total launched map task attempts tasks CDH 4, CDH 5
total_launched_reduces Total launched reduce task attempts tasks CDH 4, CDH 5