Node/system metrics exporter
12868 Official Exporter

Source Code prometheus/node_exporter
Last Relase
10/25/2025

Exported Metrics 225

NameDescriptionLabels
node_arp_entriesARP entries by devicedevice
node_boot_time_secondsNode boot time, in unixtime.
node_context_switches_totalTotal number of context switches.
node_cpu_frequency_hertzCurrent cpu thread frequency in hertz.cpu
node_cpu_frequency_max_hertzMaximum cpu thread frequency in hertz.cpu
node_cpu_frequency_min_hertzMinimum cpu thread frequency in hertz.cpu
node_cpu_guest_seconds_totalSeconds the cpus spent in guests (VMs) for each mode.cpu, mode
node_cpu_scaling_frequency_hertzCurrent scaled cpu thread frequency in hertz.cpu
node_cpu_scaling_frequency_max_hrtsMaximum scaled cpu thread frequency in hertz.cpu
node_cpu_scaling_frequency_min_hrtsMinimum scaled cpu thread frequency in hertz.cpu
node_cpu_seconds_totalSeconds the cpus spent in each mode.cpu, mode
node_disk_discard_time_seconds_totalThis is the total number of seconds spent by all discards.device
node_disk_discarded_sectors_totalThe total number of sectors discarded successfully.device
node_disk_discards_completed_totalThe total number of discards completed successfully.device
node_disk_discards_merged_totalThe total number of discards merged.device
node_disk_io_nowThe number of I/Os currently in progress.device
node_disk_io_time_seconds_totalTotal seconds spent doing I/Os.device
node_disk_io_time_weighted_seconds_totalThe weighted # of seconds spent doing I/Os.device
node_disk_read_bytes_totalThe total number of bytes read successfully.device
node_disk_read_time_seconds_totalThe total number of seconds spent by all reads.device
node_disk_reads_completed_totalThe total number of reads completed successfully.device
node_disk_reads_merged_totalThe total number of reads merged.device
node_disk_write_time_seconds_totalThis is the total number of seconds spent by all writes.device
node_disk_writes_completed_totalThe total number of writes completed successfully.device
node_disk_writes_merged_totalThe number of writes merged.device
node_disk_written_bytes_totalThe total number of bytes written successfully.device
node_entropy_available_bitsBits of available entropy.
node_exporter_build_infoA metric with a constant '1' value labeled by version, revision, branch, and goversion from which node_exporter was built.branch, goversion, revision, version
node_filefd_allocatedFile descriptor statistics: allocated.
node_filefd_maximumFile descriptor statistics: maximum.
node_filesystem_avail_bytesFilesystem space available to non-root users in bytes.device, fstype, mountpoint
node_filesystem_device_errorWhether an error occurred while getting statistics for the given device.device, fstype, mountpoint
node_filesystem_filesFilesystem total file nodes.device, fstype, mountpoint
node_filesystem_files_freeFilesystem total free file nodes.device, fstype, mountpoint
node_filesystem_free_bytesFilesystem free space in bytes.device, fstype, mountpoint
node_filesystem_readonlyFilesystem read-only status.device, fstype, mountpoint
node_filesystem_size_bytesFilesystem size in bytes.device, fstype, mountpoint
node_forks_totalTotal number of forks.
node_hwmon_chip_namesAnnotation metric for human-readable chip nameschip, chip_name
node_hwmon_in_lcrit_alarm_voltsHardware monitor for voltage (lcrit_alarm)chip, sensor
node_intr_totalTotal number of interrupts serviced.
node_load11m load average.
node_load1515m load average.
node_load55m load average.
node_memory_Active_anon_bytesMemory information field Active_anon_bytes.
node_memory_Active_bytesMemory information field Active_bytes.
node_memory_Active_file_bytesMemory information field Active_file_bytes.
node_memory_AnonPages_bytesMemory information field AnonPages_bytes.
node_memory_Bounce_bytesMemory information field Bounce_bytes.
node_memory_Buffers_bytesMemory information field Buffers_bytes.
node_memory_Cached_bytesMemory information field Cached_bytes.
node_memory_CmaFree_bytesMemory information field CmaFree_bytes.
node_memory_CmaTotal_bytesMemory information field CmaTotal_bytes.
node_memory_CommitLimit_bytesMemory information field CommitLimit_bytes.
node_memory_Committed_AS_bytesMemory information field Committed_AS_bytes.
node_memory_Dirty_bytesMemory information field Dirty_bytes.
node_memory_HighFree_bytesMemory information field HighFree_bytes.
node_memory_HighTotal_bytesMemory information field HighTotal_bytes.
node_memory_Inactive_anon_bytesMemory information field Inactive_anon_bytes.
node_memory_Inactive_bytesMemory information field Inactive_bytes.
node_memory_Inactive_file_bytesMemory information field Inactive_file_bytes.
node_memory_KernelStack_bytesMemory information field KernelStack_bytes.
node_memory_LowFree_bytesMemory information field LowFree_bytes.
node_memory_LowTotal_bytesMemory information field LowTotal_bytes.
node_memory_Mapped_bytesMemory information field Mapped_bytes.
node_memory_MemAvailable_bytesMemory information field MemAvailable_bytes.
node_memory_MemFree_bytesMemory information field MemFree_bytes.
node_memory_MemTotal_bytesMemory information field MemTotal_bytes.
node_memory_Mlocked_bytesMemory information field Mlocked_bytes.
node_memory_NFS_Unstable_bytesMemory information field NFS_Unstable_bytes.
node_memory_PageTables_bytesMemory information field PageTables_bytes.
node_memory_Percpu_bytesMemory information field Percpu_bytes.
node_memory_Shmem_bytesMemory information field Shmem_bytes.
node_memory_Slab_bytesMemory information field Slab_bytes.
node_memory_SReclaimable_bytesMemory information field SReclaimable_bytes.
node_memory_SUnreclaim_bytesMemory information field SUnreclaim_bytes.
node_memory_SwapCached_bytesMemory information field SwapCached_bytes.
node_memory_SwapFree_bytesMemory information field SwapFree_bytes.
node_memory_SwapTotal_bytesMemory information field SwapTotal_bytes.
node_memory_Unevictable_bytesMemory information field Unevictable_bytes.
node_memory_VmallocChunk_bytesMemory information field VmallocChunk_bytes.
node_memory_VmallocTotal_bytesMemory information field VmallocTotal_bytes.
node_memory_VmallocUsed_bytesMemory information field VmallocUsed_bytes.
node_memory_Writeback_bytesMemory information field Writeback_bytes.
node_memory_WritebackTmp_bytesMemory information field WritebackTmp_bytes.
node_netstat_Icmp_InErrorsStatistic IcmpInErrors.
node_netstat_Icmp_InMsgsStatistic IcmpInMsgs.
node_netstat_Icmp_OutMsgsStatistic IcmpOutMsgs.
node_netstat_Icmp6_InErrorsStatistic Icmp6InErrors.
node_netstat_Icmp6_InMsgsStatistic Icmp6InMsgs.
node_netstat_Icmp6_OutMsgsStatistic Icmp6OutMsgs.
node_netstat_Ip_ForwardingStatistic IpForwarding.
node_netstat_Ip6_InOctetsStatistic Ip6InOctets.
node_netstat_Ip6_OutOctetsStatistic Ip6OutOctets.
node_netstat_IpExt_InOctetsStatistic IpExtInOctets.
node_netstat_IpExt_OutOctetsStatistic IpExtOutOctets.
node_netstat_Tcp_ActiveOpensStatistic TcpActiveOpens.
node_netstat_Tcp_CurrEstabStatistic TcpCurrEstab.
node_netstat_Tcp_InErrsStatistic TcpInErrs.
node_netstat_Tcp_InSegsStatistic TcpInSegs.
node_netstat_Tcp_OutSegsStatistic TcpOutSegs.
node_netstat_Tcp_PassiveOpensStatistic TcpPassiveOpens.
node_netstat_Tcp_RetransSegsStatistic TcpRetransSegs.
node_netstat_TcpExt_ListenDropsStatistic TcpExtListenDrops.
node_netstat_TcpExt_ListenOverflowsStatistic TcpExtListenOverflows.
node_netstat_TcpExt_SyncookiesFailedStatistic TcpExtSyncookiesFailed.
node_netstat_TcpExt_SyncookiesRecvStatistic TcpExtSyncookiesRecv.
node_netstat_TcpExt_SyncookiesSentStatistic TcpExtSyncookiesSent.
node_netstat_TcpExt_TCPSynRetransStatistic TcpExtTCPSynRetrans.
node_netstat_Udp_InDatagramsStatistic UdpInDatagrams.
node_netstat_Udp_InErrorsStatistic UdpInErrors.
node_netstat_Udp_NoPortsStatistic UdpNoPorts.
node_netstat_Udp_OutDatagramsStatistic UdpOutDatagrams.
node_netstat_Udp6_InDatagramsStatistic Udp6InDatagrams.
node_netstat_Udp6_InErrorsStatistic Udp6InErrors.
node_netstat_Udp6_NoPortsStatistic Udp6NoPorts.
node_netstat_Udp6_OutDatagramsStatistic Udp6OutDatagrams.
node_netstat_UdpLite_InErrorsStatistic UdpLiteInErrors.
node_netstat_UdpLite6_InErrorsStatistic UdpLite6InErrors.
node_network_address_assign_typeaddress_assign_type value of /sys/class/net/<iface>.device
node_network_carriercarrier value of /sys/class/net/<iface>.device
node_network_carrier_changes_totalcarrier_changes_total value of /sys/class/net/<iface>.device
node_network_carrier_down_changes_totalcarrier_down_changes_total value of /sys/class/net/<iface>.device
node_network_carrier_up_changes_totalcarrier_up_changes_total value of /sys/class/net/<iface>.device
node_network_device_iddevice_id value of /sys/class/net/<iface>.device
node_network_dormantdormant value of /sys/class/net/<iface>.device
node_network_flagsflags value of /sys/class/net/<iface>.device
node_network_iface_idiface_id value of /sys/class/net/<iface>.device
node_network_iface_linkiface_link value of /sys/class/net/<iface>.device
node_network_iface_link_modeiface_link_mode value of /sys/class/net/<iface>.device
node_network_infoNon-numeric data from /sys/class/net/<iface>, value is always 1.address, broadcast, device, duplex, ifalias, operstate
node_network_mtu_bytesmtu_bytes value of /sys/class/net/<iface>.device
node_network_net_dev_groupnet_dev_group value of /sys/class/net/<iface>.device
node_network_protocol_typeprotocol_type value of /sys/class/net/<iface>.device
node_network_receive_bytes_totalNetwork device statistic receive_bytes.device
node_network_receive_compressed_totalNetwork device statistic receive_compressed.device
node_network_receive_drop_totalNetwork device statistic receive_drop.device
node_network_receive_errs_totalNetwork device statistic receive_errs.device
node_network_receive_fifo_totalNetwork device statistic receive_fifo.device
node_network_receive_frame_totalNetwork device statistic receive_frame.device
node_network_receive_multicast_totalNetwork device statistic receive_multicast.device
node_network_receive_packets_totalNetwork device statistic receive_packets.device
node_network_speed_bytesspeed_bytes value of /sys/class/net/<iface>.device
node_network_transmit_bytes_totalNetwork device statistic transmit_bytes.device
node_network_transmit_carrier_totalNetwork device statistic transmit_carrier.device
node_network_transmit_colls_totalNetwork device statistic transmit_colls.device
node_network_transmit_compressed_totalNetwork device statistic transmit_compressed.device
node_network_transmit_drop_totalNetwork device statistic transmit_drop.device
node_network_transmit_errs_totalNetwork device statistic transmit_errs.device
node_network_transmit_fifo_totalNetwork device statistic transmit_fifo.device
node_network_transmit_packets_totalNetwork device statistic transmit_packets.device
node_network_transmit_queue_lengthtransmit_queue_length value of /sys/class/net/<iface>.device
node_network_upValue is 1 if operstate is 'up', 0 otherwise.device
node_nfs_connections_totalTotal number of NFSd TCP connections.
node_nfs_packets_totalTotal NFSd network packets (sent+received) by protocol type.protocol
node_nfs_requests_totalNumber of NFS procedures invoked.method, proto
node_nfs_rpc_authentication_refreshes_totalNumber of RPC authentication refreshes performed.
node_nfs_rpc_retransmissions_totalNumber of RPC transmissions performed.
node_nfs_rpcs_totalTotal number of RPCs performed.
node_nfsd_connections_totalTotal number of NFSd TCP connections.
node_nfsd_disk_bytes_read_totalTotal NFSd bytes read.
node_nfsd_disk_bytes_written_totalTotal NFSd bytes written.
node_nfsd_file_handles_stale_totalTotal number of NFSd stale file handles
node_nfsd_packets_totalTotal NFSd network packets (sent+received) by protocol type.proto
node_nfsd_read_ahead_cache_not_found_totalTotal number of NFSd read ahead cache not found.
node_nfsd_read_ahead_cache_size_blocksHow large the read ahead cache is in blocks.
node_nfsd_reply_cache_hits_totalTotal number of NFSd Reply Cache hits (client lost server response).
node_nfsd_reply_cache_misses_totalTotal number of NFSd Reply Cache an operation that requires caching (idempotent).
node_nfsd_reply_cache_nocache_totalTotal number of NFSd Reply Cache non-idempotent operations (rename/delete/…).
node_nfsd_requests_totalTotal number NFSd Requests by method and protocol.method, proto
node_nfsd_rpc_errors_totalTotal number of NFSd RPC errors by error type.error
node_nfsd_server_rpcs_totalTotal number of NFSd RPCs.
node_nfsd_server_threadsTotal number of NFSd kernel threads that are running.
node_procs_blockedNumber of processes blocked waiting for I/O to complete.
node_procs_runningNumber of processes in runnable state.
node_scrape_collector_duration_secondsnode_exporter: Duration of a collector scrape.collector
node_scrape_collector_successnode_exporter: Whether a collector succeeded.collector
node_sockstat_FRAG_inuseNumber of FRAG sockets in state inuse.
node_sockstat_FRAG_memoryNumber of FRAG sockets in state memory.
node_sockstat_RAW_inuseNumber of RAW sockets in state inuse.
node_sockstat_sockets_usedNumber of sockets sockets in state used.
node_sockstat_TCP_allocNumber of TCP sockets in state alloc.
node_sockstat_TCP_inuseNumber of TCP sockets in state inuse.
node_sockstat_TCP_memNumber of TCP sockets in state mem.
node_sockstat_TCP_mem_bytesNumber of TCP sockets in state mem_bytes.
node_sockstat_TCP_orphanNumber of TCP sockets in state orphan.
node_sockstat_TCP_twNumber of TCP sockets in state tw.
node_sockstat_UDP_inuseNumber of UDP sockets in state inuse.
node_sockstat_UDP_memNumber of UDP sockets in state mem.
node_sockstat_UDP_mem_bytesNumber of UDP sockets in state mem_bytes.
node_sockstat_UDPLITE_inuseNumber of UDPLITE sockets in state inuse.
node_textfile_mtime_secondsUnixtime mtime of textfiles successfully read.file
node_textfile_scrape_error1 if there was an error opening or reading a file, 0 otherwise
node_time_secondsSystem time in seconds since epoch (1970).
node_timex_estimated_error_secondsEstimated error in seconds.
node_timex_frequency_adjustment_ratioLocal clock frequency adjustment.
node_timex_loop_time_constantPhase-locked loop time constant.
node_timex_maxerror_secondsMaximum error in seconds.
node_timex_offset_secondsTime offset in between local system and reference clock.
node_timex_pps_calibration_totalPulse per second count of calibration intervals.
node_timex_pps_error_totalPulse per second count of calibration errors.
node_timex_pps_frequency_hertzPulse per second frequency.
node_timex_pps_jitter_secondsPulse per second jitter.
node_timex_pps_jitter_totalPulse per second count of jitter limit exceeded events.
node_timex_pps_shift_secondsPulse per second interval duration.
node_timex_pps_stability_exceeded_totalPulse per second count of stability limit exceeded events.
node_timex_pps_stability_hertzPulse per second stability, average of recent frequency changes.
node_timex_statusValue of the status array bits.
node_timex_sync_statusIs clock synchronized to a reliable server (1 = yes, 0 = no).
node_timex_tai_offset_secondsInternational Atomic Time (TAI) offset.
node_timex_tick_secondsSeconds between clock ticks.
node_uname_infoLabeled system information as provided by the uname system call.domainname, machine, nodename, release, sysname, version
node_vmstat_oom_kill/proc/vmstat information field oom_kill.
node_vmstat_pgfault/proc/vmstat information field pgfault.
node_vmstat_pgmajfault/proc/vmstat information field pgmajfault.
node_vmstat_pgpgin/proc/vmstat information field pgpgin.
node_vmstat_pgpgout/proc/vmstat information field pgpgout.
node_vmstat_pswpin/proc/vmstat information field pswpin.
node_vmstat_pswpout/proc/vmstat information field pswpout.
promhttp_metric_handler_requests_in_flightCurrent number of scrapes being served.
promhttp_metric_handler_requests_totalTotal number of scrapes by HTTP status code.code
rpi_frequencyClock frequencies of the components in hertz.component
rpi_memoryMemory split of CPU and GPU in bytes.component
rpi_temperatureTemperatures of the components in degree celsius.sensor, type
rpi_voltageVoltages of the components in volts.component
Exported metrics may not be complete and fully accurate.