Cloudera Docs

TaskTracker Metrics

Metric Name Description Unit Version
alerts_rate The number of alerts. events per second Cloudera Runtime 7
cgroup_cpu_system_rate CPU usage of the role's cgroup seconds per second Cloudera Runtime 7
cgroup_cpu_user_rate User Space CPU usage of the role's cgroup seconds per second Cloudera Runtime 7
cgroup_mem_page_cache Page cache usage of the role's cgroup bytes Cloudera Runtime 7
cgroup_mem_rss Resident memory of the role's cgroup bytes Cloudera Runtime 7
cgroup_mem_swap Swap usage of the role's cgroup bytes Cloudera Runtime 7
cgroup_read_bytes_rate Bytes read from all disks by the role's cgroup bytes per second Cloudera Runtime 7
cgroup_read_ios_rate Number of read I/O operations from all disks by the role's cgroup ios per second Cloudera Runtime 7
cgroup_write_bytes_rate Bytes written to all disks by the role's cgroup bytes per second Cloudera Runtime 7
cgroup_write_ios_rate Number of write I/O operations to all disks by the role's cgroup ios per second Cloudera Runtime 7
cpu_system_rate Total System CPU seconds per second Cloudera Runtime 7
cpu_system_with_descendants_rate The total system CPU time for this process and all its descendant processes seconds per second CDH 5
cpu_user_rate Total CPU user time seconds per second Cloudera Runtime 7
cpu_user_with_descendants_rate The total user CPU time for this process and all its descendant processes seconds per second CDH 5
events_critical_rate The number of critical events. events per second Cloudera Runtime 7
events_important_rate The number of important events. events per second Cloudera Runtime 7
events_informational_rate The number of informational events. events per second Cloudera Runtime 7
failed_dirs Failed Directories directories CDH 5
fd_max Maximum number of file descriptors file descriptors Cloudera Runtime 7
fd_open Open file descriptors. file descriptors Cloudera Runtime 7
health_bad_rate Percentage of Time with Bad Health seconds per second Cloudera Runtime 7
health_concerning_rate Percentage of Time with Concerning Health seconds per second Cloudera Runtime 7
health_disabled_rate Percentage of Time with Disabled Health seconds per second Cloudera Runtime 7
health_good_rate Percentage of Time with Good Health seconds per second Cloudera Runtime 7
health_unknown_rate Percentage of Time with Unknown Health seconds per second Cloudera Runtime 7
jvm_blocked_threads Blocked threads threads CDH 5
jvm_gc_rate Number of garbage collections garbage collections per second CDH 5
jvm_gc_time_ms_rate Total time spent garbage collecting. ms per second CDH 5
jvm_heap_committed_mb Total amount of committed heap memory. MB CDH 5
jvm_heap_used_mb Total amount of used heap memory. MB CDH 5
jvm_max_memory_mb Maximum allowed memory. MB CDH 5
jvm_new_threads New threads threads CDH 5
jvm_non_heap_committed_mb Total amount of committed non-heap memory. MB CDH 5
jvm_non_heap_used_mb Total amount of used non-heap memory. MB CDH 5
jvm_runnable_threads Runnable threads threads CDH 5
jvm_terminated_threads Terminated threads threads CDH 5
jvm_timed_waiting_threads Timed waiting threads threads CDH 5
jvm_total_threads Total threads threads CDH 5
jvm_waiting_threads Waiting threads threads CDH 5
log_error_rate Logged Errors messages per second CDH 5
log_fatal_rate Logged Fatals messages per second CDH 5
log_info_rate Logged Infos messages per second CDH 5
log_warn_rate Logged Warnings messages per second CDH 5
map_task_slots Map Task Slots slots CDH 5
maps_running Maps Running tasks CDH 5
mem_rss Resident memory used bytes Cloudera Runtime 7
mem_rss_with_descendants The total resident memory for this process and all its descendant processes bytes CDH 5
mem_swap Amount of swap memory used by this role's process. bytes Cloudera Runtime 7
mem_virtual Virtual memory used bytes Cloudera Runtime 7
mem_virtual_with_descendants The total virtual memory for this process and all its descendant processes bytes CDH 5
oom_exits_rate The number of times the role's backing process was killed due to an OutOfMemory error. This counter is only incremented if the Cloudera Manager "Kill When Out of Memory" option is enabled. exits per second Cloudera Runtime 7
read_bytes_rate The number of bytes read from the device bytes per second Cloudera Runtime 7
reduce_task_slots Reduce Task Slots slots CDH 5
reduces_running Reduces Running tasks CDH 5
shuffle_exceptions_caught_rate Shuffle Handler Exceptions Caught exceptions per second CDH 5
shuffle_failed_outputs_rate Shuffle Handler Failed Requests requests per second CDH 5
shuffle_handler_busy_percent Shuffle Handler Busy Percentage percent CDH 5
shuffle_output_bytes_rate Shuffle Output bytes per second CDH 5
shuffle_success_outputs_rate Shuffle Handler Successful Requests requests per second CDH 5
tasks_completed_rate Tasks Completed tasks per second CDH 5
tasks_failed_ping_rate Tasks Failed: Ping tasks per second CDH 5
tasks_failed_timeout_rate Tasks Failed: Timeout tasks per second CDH 5
unexpected_exits_rate The number of times the role's backing process exited unexpectedly. exits per second Cloudera Runtime 7
uptime For a host, the amount of time since the host was booted. For a role, the uptime of the backing process. seconds Cloudera Runtime 7
web_metrics_collection_duration Web Server Responsiveness ms CDH 5
write_bytes_rate The number of bytes written to the device bytes per second Cloudera Runtime 7