Server Metrics

Metric Name Description Unit CDH Version
alerts_rate The number of alerts. events per second CDH 4, CDH 5
average_request_latency Average Request Latency ms 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
data_nodes DataNodes znodes CDH 4, CDH 5
data_size Data Size bytes CDH 4, CDH 5
data_watches Data Watches watches 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
jvm_blocked_threads Blocked threads threads CDH 4, CDH 5
jvm_gc_rate Number of garbage collections garbage collections per second CDH 4, CDH 5
jvm_gc_time_ms_rate Total time spent garbage collecting. ms per second CDH 4, CDH 5
jvm_heap_committed_mb Total amount of committed heap memory. MB CDH 4, CDH 5
jvm_heap_used_mb Total amount of used heap memory. MB CDH 4, CDH 5
jvm_max_memory_mb Maximum allowed memory. MB CDH 4, CDH 5
jvm_new_threads New threads threads CDH 4, CDH 5
jvm_runnable_threads Runnable threads threads CDH 4, CDH 5
jvm_terminated_threads Terminated threads threads CDH 4, CDH 5
jvm_timed_waiting_threads Timed waiting threads threads CDH 4, CDH 5
jvm_total_threads Total threads threads CDH 4, CDH 5
jvm_waiting_threads Waiting threads threads CDH 4, CDH 5
last_queued_epoch ZooKeeper server last queued epoch epoch CDH 4, CDH 5
last_queued_xid ZooKeeper server last queued xid xid CDH 4, CDH 5
max_request_latency Maximum Request Latency ms 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
min_request_latency Minimum Request Latency ms CDH 4, CDH 5
open_connections Open Connections connections CDH 4, CDH 5
outstanding_requests Outstanding Requests requests CDH 4, CDH 5
packets_receive_rate The number of packets received packets per second CDH 4, CDH 5
packets_transmit_rate The number of packets transmitted packets per second 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