监控 - Prometheus让Docker指标可视化
Posted 王万林 Ben
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监控 - Prometheus让Docker指标可视化
文章目录
前言
从Docker 1.13开始引入了一个特性：将Docker Engine Metrix以Prometheus语法暴露出来，使得Prometheus服务器可以收集并展示。
一、Prometheus是什么？
二、步骤
1.打开Docker指标
[root@host01 ~]# echo '{ "metrics-addr" : "127.0.0.1:9323", "experimental" : true }' > /etc/docker/daemon.json
[root@host01 ~]# systemctl restart docker
[root@host01 ~]# curl localhost:9323/metrics
# HELP builder_builds_failed_total Number of failed image builds
# TYPE builder_builds_failed_total counter
builder_builds_failed_total{reason="build_canceled"} 0
builder_builds_failed_total{reason="build_target_not_reachable_error"} 0
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builder_builds_failed_total{reason="dockerfile_syntax_error"} 0
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builder_builds_failed_total{reason="missing_onbuild_arguments_error"} 0
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# TYPE builder_builds_triggered_total counter
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# TYPE engine_daemon_container_actions_seconds histogram
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# HELP engine_daemon_container_states_containers The count of containers in various states
# TYPE engine_daemon_container_states_containers gauge
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engine_daemon_container_states_containers{state="running"} 0
engine_daemon_container_states_containers{state="stopped"} 0
# HELP engine_daemon_engine_cpus_cpus The number of cpus that the host system of the engine has
# TYPE engine_daemon_engine_cpus_cpus gauge
engine_daemon_engine_cpus_cpus 1
# HELP engine_daemon_engine_info The information related to the engine and the OS it is running on
# TYPE engine_daemon_engine_info gauge
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# HELP engine_daemon_events_total The number of events logged
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# HELP engine_daemon_health_checks_total The total number of health checks
# TYPE engine_daemon_health_checks_total counter
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# HELP etcd_debugging_snap_save_marshalling_duration_seconds The marshalling cost distributions of save called by snapshot.
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# HELP etcd_debugging_snap_save_total_duration_seconds The total latency distributions of save called by snapshot.
# TYPE etcd_debugging_snap_save_total_duration_seconds histogram
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# TYPE etcd_disk_wal_fsync_duration_seconds histogram
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# HELP go_gc_duration_seconds A summary of the GC invocation durations.
# TYPE go_gc_duration_seconds summary
go_gc_duration_seconds{quantile="0"} 2.2389e-05
go_gc_duration_seconds{quantile="0.25"} 2.583e-05
go_gc_duration_seconds{quantile="0.5"} 2.6067e-05
go_gc_duration_seconds{quantile="0.75"} 3.4789e-05
go_gc_duration_seconds{quantile="1"} 3.4789e-05
go_gc_duration_seconds_sum 0.000109075
go_gc_duration_seconds_count 4
# HELP go_goroutines Number of goroutines that currently exist.
# TYPE go_goroutines gauge
go_goroutines 41
# HELP go_memstats_alloc_bytes Number of bytes allocated and still in use.
# TYPE go_memstats_alloc_bytes gauge
go_memstats_alloc_bytes 9.456632e+06
# HELP go_memstats_alloc_bytes_total Total number of bytes allocated, even if freed.
# TYPE go_memstats_alloc_bytes_total counter
go_memstats_alloc_bytes_total 1.4673304e+07
# HELP go_memstats_buck_hash_sys_bytes Number of bytes used by the profiling bucket hash table.
# TYPE go_memstats_buck_hash_sys_bytes gauge
go_memstats_buck_hash_sys_bytes 1.448731e+06
# HELP go_memstats_frees_total Total number of frees.
# TYPE go_memstats_frees_total counter
go_memstats_frees_total 99512
# HELP go_memstats_gc_sys_bytes Number of bytes used for garbage collection system metadata.
# TYPE go_memstats_gc_sys_bytes gauge
go_memstats_gc_sys_bytes 622592
# HELP go_memstats_heap_alloc_bytes Number of heap bytes allocated and still in use.
# TYPE go_memstats_heap_alloc_bytes gauge
go_memstats_heap_alloc_bytes 9.456632e+06
# HELP go_memstats_heap_idle_bytes Number of heap bytes waiting to be used.
# TYPE go_memstats_heap_idle_bytes gauge
go_memstats_heap_idle_bytes 884736
# HELP go_memstats_heap_inuse_bytes Number of heap bytes that are in use.
# TYPE go_memstats_heap_inuse_bytes gauge
go_memstats_heap_inuse_bytes 1.1075584e+07
# HELP go_memstats_heap_objects Number of allocated objects.
# TYPE go_memstats_heap_objects gauge
go_memstats_heap_objects 137379
# HELP go_memstats_heap_released_bytes_total Total number of heap bytes released to OS.
# TYPE go_memstats_heap_released_bytes_total counter
go_memstats_heap_released_bytes_total 0
# HELP go_memstats_heap_sys_bytes Number of heap bytes obtained from system.
# TYPE go_memstats_heap_sys_bytes gauge
go_memstats_heap_sys_bytes 1.196032e+07
# HELP go_memstats_last_gc_time_seconds Number of seconds since 1970 of last garbage collection.
# TYPE go_memstats_last_gc_time_seconds gauge
go_memstats_last_gc_time_seconds 1.6201843921913185e+09
# HELP go_memstats_lookups_total Total number of pointer lookups.
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go_memstats_lookups_total 1133
# HELP go_memstats_mallocs_total Total number of mallocs.
# TYPE go_memstats_mallocs_total counter
go_memstats_mallocs_total 236891
# HELP go_memstats_mcache_inuse_bytes Number of bytes in use by mcache structures.
# TYPE go_memstats_mcache_inuse_bytes gauge
go_memstats_mcache_inuse_bytes 1736
# HELP go_memstats_mcache_sys_bytes Number of bytes used for mcache structures obtained from system.
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go_memstats_mcache_sys_bytes 16384
# HELP go_memstats_mspan_inuse_bytes Number of bytes in use by mspan structures.
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go_memstats_mspan_inuse_bytes 171000
# HELP go_memstats_mspan_sys_bytes Number of bytes used for mspan structures obtained from system.
# TYPE go_memstats_mspan_sys_bytes gauge
go_memstats_mspan_sys_bytes 180224
# HELP go_memstats_next_gc_bytes Number of heap bytes when next garbage collection will take place.
# TYPE go_memstats_next_gc_bytes gauge
go_memstats_next_gc_bytes 1.6627744e+07
# HELP go_memstats_other_sys_bytes Number of bytes used for other system allocations.
# TYPE go_memstats_other_sys_bytes gauge
go_memstats_other_sys_bytes 363997
# HELP go_memstats_stack_inuse_bytes Number of bytes in use by the stack allocator.
# TYPE go_memstats_stack_inuse_bytes gauge
go_memstats_stack_inuse_bytes 622592
# HELP go_memstats_stack_sys_bytes Number of bytes obtained from system for stack allocator.
# TYPE go_memstats_stack_sys_bytes gauge
go_memstats_stack_sys_bytes 622592
# HELP go_memstats_sys_bytes Number of bytes obtained by system. Sum of all system allocations.
# TYPE go_memstats_sys_bytes gauge
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http_request_duration_microseconds{handler="prometheus",quantile="0.9"} 1747.107
http_request_duration_microseconds{handler="prometheus",quantile="0.99"} 1747.107
http_request_duration_microseconds_sum{handler="prometheus"} 1747.107
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http_request_size_bytes{handler="prometheus",quantile="0.9"} 63
http_request_size_bytes{handler="prometheus",quantile="0.99"} 63
http_request_size_bytes_sum{handler="prometheus"} 63
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# TYPE http_requests_total counter
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# TYPE http_response_size_bytes summary
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http_response_size_bytes{handler="prometheus",quantile="0.9"} 26004
http_response_size_bytes{handler="prometheus",quantile="0.99"} 26004
http_response_size_bytes_sum{handler="prometheus"} 26004
http_response_size_bytes_count{handler="prometheus"} 1
# HELP process_cpu_seconds_total Total user and system CPU time spent in seconds.
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# TYPE process_max_fds gauge
process_max_fds 1.048576e+06
# HELP process_open_fds Number of open file descriptors.
# TYPE process_open_fds gauge
process_open_fds 21
# HELP process_resident_memory_bytes Resident memory size in bytes.
# TYPE process_resident_memory_bytes gauge
process_resident_memory_bytes 6.6637824e+07
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# TYPE process_start_time_seconds gauge
process_start_time_seconds 1.62018439153e+09
# HELP process_virtual_memory_bytes Virtual memory size in bytes.
# TYPE process_virtual_memory_bytes gauge
process_virtual_memory_bytes 7.16361728e+08
# HELP swarm_dispatcher_scheduling_delay_seconds Scheduling delay is the time a task takes to go from NEW to RUNNING state.
# TYPE swarm_dispatcher_scheduling_delay_seconds histogram
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swarm_dispatcher_scheduling_delay_seconds_bucket{le="0.01"} 0
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swarm_dispatcher_scheduling_delay_seconds_bucket{le="10"} 0
swarm_dispatcher_scheduling_delay_seconds_bucket{le="+Inf"} 0
swarm_dispatcher_scheduling_delay_seconds_sum 0
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# TYPE swarm_manager_leader gauge
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# HELP swarm_manager_nodes The number of nodes
# TYPE swarm_manager_nodes gauge
swarm_manager_nodes{state="disconnected"} 0
swarm_manager_nodes{state="down"} 0
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# TYPE swarm_node_manager gauge
swarm_node_manager 0
# HELP swarm_raft_snapshot_latency_seconds Raft snapshot create latency.
# TYPE swarm_raft_snapshot_latency_seconds histogram
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swarm_raft_snapshot_latency_seconds_bucket{le="0.01"} 0
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swarm_raft_snapshot_latency_seconds_bucket{le="10"} 0
swarm_raft_snapshot_latency_seconds_bucket{le="+Inf"} 0
swarm_raft_snapshot_latency_seconds_sum 0
swarm_raft_snapshot_latency_seconds_count 0
# HELP swarm_raft_transaction_latency_seconds Raft transaction latency.
# TYPE swarm_raft_transaction_latency_seconds histogram
swarm_raft_transaction_latency_seconds_bucket{le="0.005"} 0
swarm_raft_transaction_latency_seconds_bucket{le="0.01"} 0
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