Configure Node exporter to generate Prometheus metrics

CPU

node_cpu_seconds_total

Memory

node_memory_MemTotal_bytes

node_memory_Buffers_bytes

node_memory_Cached_bytes

node_memory_MemFree_bytes

node_memory_Slab_bytes

node_vmstat_pgmajfault

Memory Utilization

1 - (buffer + cached + free + slab)/total

Page Fault Rate

rate(node_vmstat_pgmajfault[1m])

Network Bytes

node_network_receive_bytes_total

node_network_transmit_bytes_total

Network Byte Rate

rate(node_network_receive_bytes_total[5m])

rate(node_network_transmit_bytes_total[5m])

Disk

node_filesystem_avail_bytes

node_filesystem_size_bytes

Read/Write byte rate

node_disk_read_bytes_total

node_disk_written_bytes_total

Read Time and Count

node_disk_read_time_seconds_total

node_disk_reads_completed_total

Write Time and Count

node_disk_write_time_seconds_total

node_disk_writes_completed_total

Disk Utilization

1 - available bytes / size bytes

Disk IO Rate

rate(node_disk_read_bytes_total[5m])

rate(node_disk_written_bytes_total[5m])

Disk Average Latency

rate(…time_seconds_total[5m])

/

rate(…_completed_total[5m])

Memory Utilization

High Memory Page Faults

Saturation with resource_type=memory:utilization

Saturation with resource_type=memory:page_fault