Host Monitor Metrics

Metric Name Description Unit CDH Version
alerts_rate The number of alerts. events per second CDH 4, CDH 5
cgroup_cpu_system_rate CPU usage of the role's cgroup seconds per second CDH 4, CDH 5
cgroup_cpu_user_rate User Space CPU usage of the role's cgroup seconds per second CDH 4, CDH 5
cgroup_mem_page_cache Page cache usage of the role's cgroup bytes CDH 4, CDH 5
cgroup_mem_rss Resident memory of the role's cgroup bytes CDH 4, CDH 5
cgroup_mem_swap Swap usage of the role's cgroup bytes CDH 4, CDH 5
cgroup_read_bytes_rate Bytes read from all disks by the role's cgroup bytes per second CDH 4, CDH 5
cgroup_read_ios_rate Number of read I/O operations from all disks by the role's cgroup ios per second CDH 4, CDH 5
cgroup_write_bytes_rate Bytes written to all disks by the role's cgroup bytes per second CDH 4, CDH 5
cgroup_write_ios_rate Number of write I/O operations to all disks by the role's cgroup ios per second CDH 4, CDH 5
cpu_system_rate Total System CPU seconds per second CDH 4, CDH 5
cpu_user_rate Total CPU user time seconds per second CDH 4, CDH 5
events_critical_rate The number of critical events. events per second CDH 4, CDH 5
events_important_rate The number of important events. events per second CDH 4, CDH 5
events_informational_rate The number of informational events. events per second CDH 4, CDH 5
fd_max Maximum number of file descriptors file descriptors CDH 4, CDH 5
fd_open Open file descriptors. file descriptors CDH 4, CDH 5
health_bad_rate Percentage of Time with Bad Health seconds per second CDH 4, CDH 5
health_concerning_rate Percentage of Time with Concerning Health seconds per second CDH 4, CDH 5
health_disabled_rate Percentage of Time with Disabled Health seconds per second CDH 4, CDH 5
health_good_rate Percentage of Time with Good Health seconds per second CDH 4, CDH 5
health_unknown_rate Percentage of Time with Unknown Health seconds per second CDH 4, CDH 5
mem_rss Resident memory used bytes CDH 4, CDH 5
mem_swap Amount of swap memory used by this role's process. bytes CDH 4, CDH 5
mem_virtual Virtual memory used bytes CDH 4, CDH 5
read_bytes_rate The number of bytes read from the device bytes per second CDH 4, CDH 5
unexpected_exits The number of times the role's backing process exited unexpectedly. unexpected exits CDH 4, CDH 5
write_bytes_rate The number of bytes written to the device bytes per second CDH 4, CDH 5
event_publisher_drop_rate The number of events dropped by the client because the send queue was full events per second n/a
event_publisher_exception_rate The number of events not delivered due to a server exception events per second n/a
event_publisher_pushback_rate The number of events pushed back by the server events per second n/a
event_publisher_send_queue_size The number of events currently in the queue for delivery events n/a
event_publisher_sent_rate The total number of events sent events per second n/a
hmon_host_drops_rate The total number of message drops by the host monitor host stage messages per second n/a
hmon_host_processed_rate The total number of messages processed by the host monitor host stage messages per second n/a
hmon_host_queue_size The current size of the host monitor host stage queue messages n/a
jvm_gc_rate Number of garbage collections garbage collections per second n/a
jvm_gc_time_ms_rate Total time spent garbage collecting. ms per second n/a
jvm_heap_committed_mb Total amount of committed heap memory. MB n/a
jvm_heap_used_mb Total amount of used heap memory. MB n/a
jvm_max_memory_mb Maximum allowed memory. MB n/a
jvm_non_heap_committed_mb Total amount of committed non-heap memory. MB n/a
jvm_non_heap_used_mb Total amount of used non-heap memory. MB n/a
pause_time_rate Total time spent paused. This is the total extra time the pause monitor thread spent sleeping on top of the requested 500 ms. ms per second n/a
pauses_rate Number of pauses detected. The pause monitor thread sleeps for 500 ms and calculates the extra time it spent paused on top of the sleep time. If the extra sleep time exceeds 1 second, it treats it as one pause. pauses per second n/a
web_metrics_collection_duration Web Server Responsiveness ms n/a