Pg 保证的Prometheus导出器
月球导出器 显示度量衡 pg - 保证。 。 。 .
可用计量
由于出口商正在使用 节点出口商 请检查url=值 (帮助) 文档 用于衡量标准清单.
单位 添加数 出口商提供以下衡量标准.
| 计量名称 | 说明 | 标签 | 自兹 |
|---|---|---|---|
| pg command dult seconds bucket (中文(简体) ) | 执行命令的持续时间( 以秒计) |
| 2.0.0 (韩语) |
| pg command 期限 秒 和 | 执行命令的累计时间( 秒) |
| 2.0.0 (韩语) |
| pg 命令 长度 秒 计数 | 已执行命令的数目 |
| 2.0.0 (韩语) |
| 任务 期限 秒 桶 | 执行任务持续时间( 秒) |
| 2.0.0 (韩语) |
| pg 任务 期限 秒 和 | 已执行任务的累计时间( 秒) |
| 2.0.0 (韩语) |
| 任务 期限 秒 计数 | 执行的任务数目 |
| 2.0.0 (韩语) |
| 页:1 | 已执行交易持续时间( 秒) |
| 2.0.0 (韩语) |
| pg 交易 期限 秒 和 | 已执行交易的累计时间(以秒计) |
| 2.0.0 (韩语) |
| pg 交易 期限 秒 计数 | 已执行交易数目 |
| 2.0.0 (韩语) |
示例输出
这里举出一个实例,以提供的度量符的正方形格式输出.
# HELP pg_client_errors_total The total number of connection errors with a database.
# TYPE pg_client_errors_total counter
pg_client_errors_total{host="localhost:5432",database="node_postgres_test1"} 1
# HELP pg_client_disconnects_total The total number of disconnected connections.
# TYPE pg_client_disconnects_total counter
pg_client_disconnects_total{host="localhost:5432",database="node_postgres_test1"} 1
# HELP pg_pool_connections_created_total The total number of created connections.
# TYPE pg_pool_connections_created_total counter
pg_pool_connections_created_total{host="localhost:5432",database="node_postgres_test1"} 19
# HELP pg_pool_size The current size of the connection pool, including active and idle members.
# TYPE pg_pool_size gauge
pg_pool_size{host="localhost:5432",database="node_postgres_test1"} 10
# HELP pg_pool_max The maximum size of the connection pool.
# TYPE pg_pool_max gauge
pg_pool_max{host="localhost:5432",database="node_postgres_test1"} 10
# HELP pg_pool_active_connections The total number of active connections.
# TYPE pg_pool_active_connections gauge
pg_pool_active_connections{host="localhost:5432",database="node_postgres_test1"} 10
# HELP pg_pool_waiting_connections The total number of waiting connections.
# TYPE pg_pool_waiting_connections gauge
pg_pool_waiting_connections{host="localhost:5432",database="node_postgres_test1"} 1
# HELP pg_pool_idle_connections The total number of idle connections.
# TYPE pg_pool_idle_connections gauge
pg_pool_idle_connections{host="localhost:5432",database="node_postgres_test1"} 0
# HELP pg_pool_errors_total The total number of connection errors with a database.
# TYPE pg_pool_errors_total counter
pg_pool_errors_total{host="localhost:5432",database="node_postgres_test1"} 1
# HELP pg_pool_connections_removed_total The total number of removed connections.
# TYPE pg_pool_connections_removed_total counter
pg_pool_connections_removed_total{host="localhost:5432",database="node_postgres_test1"} 9
# HELP pg_command_duration_seconds Timer of pg commands
# TYPE pg_command_duration_seconds histogram
pg_command_duration_seconds_bucket{le="0.001",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.005",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.01",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.02",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.03",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.04",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.05",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 21
pg_command_duration_seconds_bucket{le="0.1",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 31
pg_command_duration_seconds_bucket{le="0.2",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 38
pg_command_duration_seconds_bucket{le="0.5",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_bucket{le="1",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_bucket{le="2",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_bucket{le="5",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_bucket{le="10",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_bucket{le="+Inf",host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_sum{host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 3.475
pg_command_duration_seconds_count{host="localhost:5432",database="node_postgres_test1",command="SELECT",status="SUCCESS"} 40
pg_command_duration_seconds_bucket{le="0.001",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.005",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.01",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.02",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.03",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.04",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.05",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 8
pg_command_duration_seconds_bucket{le="0.1",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 14
pg_command_duration_seconds_bucket{le="0.2",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 18
pg_command_duration_seconds_bucket{le="0.5",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="1",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="2",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="5",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="10",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="+Inf",host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_sum{host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 2.116
pg_command_duration_seconds_count{host="localhost:5432",database="node_postgres_test1",command="BEGIN",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="0.001",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.005",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.01",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.02",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.03",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.04",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 0
pg_command_duration_seconds_bucket{le="0.05",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 12
pg_command_duration_seconds_bucket{le="0.1",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 17
pg_command_duration_seconds_bucket{le="0.2",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 18
pg_command_duration_seconds_bucket{le="0.5",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="1",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="2",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="5",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="10",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
pg_command_duration_seconds_bucket{le="+Inf",host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
pg_command_duration_seconds_sum{host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 1.6620000000000001
pg_command_duration_seconds_count{host="localhost:5432",database="node_postgres_test1",command="COMMIT",status="SUCCESS"} 20
# HELP pg_task_duration_seconds Timer of pg tasks
# TYPE pg_task_duration_seconds histogram
pg_task_duration_seconds_bucket{le="0.001",host="localhost:5432",database="node_postgres_test1",task="my-task"} 0
pg_task_duration_seconds_bucket{le="0.005",host="localhost:5432",database="node_postgres_test1",task="my-task"} 0
pg_task_duration_seconds_bucket{le="0.01",host="localhost:5432",database="node_postgres_test1",task="my-task"} 0
pg_task_duration_seconds_bucket{le="0.02",host="localhost:5432",database="node_postgres_test1",task="my-task"} 0
pg_task_duration_seconds_bucket{le="0.03",host="localhost:5432",database="node_postgres_test1",task="my-task"} 0
pg_task_duration_seconds_bucket{le="0.04",host="localhost:5432",database="node_postgres_test1",task="my-task"} 0
pg_task_duration_seconds_bucket{le="0.05",host="localhost:5432",database="node_postgres_test1",task="my-task"} 8
pg_task_duration_seconds_bucket{le="0.1",host="localhost:5432",database="node_postgres_test1",task="my-task"} 14
pg_task_duration_seconds_bucket{le="0.2",host="localhost:5432",database="node_postgres_test1",task="my-task"} 18
pg_task_duration_seconds_bucket{le="0.5",host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
pg_task_duration_seconds_bucket{le="1",host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
pg_task_duration_seconds_bucket{le="2",host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
pg_task_duration_seconds_bucket{le="5",host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
pg_task_duration_seconds_bucket{le="10",host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
pg_task_duration_seconds_bucket{le="+Inf",host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
pg_task_duration_seconds_sum{host="localhost:5432",database="node_postgres_test1",task="my-task"} 2.139
pg_task_duration_seconds_count{host="localhost:5432",database="node_postgres_test1",task="my-task"} 20
# HELP pg_transaction_duration_seconds Timer of pg transactions
# TYPE pg_transaction_duration_seconds histogram
pg_transaction_duration_seconds_bucket{le="0.001",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.005",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.01",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.02",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.03",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.04",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.05",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.1",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 0
pg_transaction_duration_seconds_bucket{le="0.2",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 11
pg_transaction_duration_seconds_bucket{le="0.5",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 18
pg_transaction_duration_seconds_bucket{le="1",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 20
pg_transaction_duration_seconds_bucket{le="2",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 20
pg_transaction_duration_seconds_bucket{le="5",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 20
pg_transaction_duration_seconds_bucket{le="10",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 20
pg_transaction_duration_seconds_bucket{le="+Inf",host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 20
pg_transaction_duration_seconds_sum{host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 5.142
pg_transaction_duration_seconds_count{host="localhost:5432",database="node_postgres_test1",transaction="my-transaction"} 20
使用量
依赖性
在您的工程中添加以下依赖性以下载软件包 无。 。 。 .
npm i @christiangalsterer/pg-promise-prometheus-exporter
类型脚本
以下例子说明如何利用出口商监测pg-promise.
import pgPromise, { type IInitOptions, type IMain } from 'pg-promise'
import { Registry, collectDefaultMetrics } from 'prom-client'
import { monitorPgPromise } from '@christiangalsterer/pg-promise-prometheus-exporter'
...
// set up pg-promise
const initOptions: IInitOptions = {/* initialization options */}
const pgp: IMain = pgPromise(initOptions)
const database: any = pgp(/* the connection parameter is either a configuration object or a connection string */)
// set up the prometheus client
const register = new Registry();
collectDefaultMetrics({ register })
// monitor pg-promise
monitorPgPromise(database, initOptions, register)
...
// connect to PostgreSQL *after* calling monitorPgPromise
Java 脚本
以下例子说明了如何利用出口商监测pg-promise.
const promClient = require( 'prom-client');
const pgPromiseExporter = require('@christiangalsterer/pg-promise-prometheus-exporter')
// set up pg-promise
const initOptions = {/* initialization options */};
const pgp = require('pg-promise')(initOptions);
const database = pgp(/* the connection parameter is either a configuration object or a connection string */)
// set up the prometheus client
const collectDefaultMetrics = promClient.collectDefaultMetrics;
const Registry = promClient.Registry;
const register = new Registry();
collectDefaultMetrics({ register });
// monitor pg-promise
pgPromiseExporter.monitorPgPromise(database, initOptions, register)
// connect to Postgres *after* calling monitorPgPromise
配置
出口商可以通过类型可选参数指定的属性配置 Pg 保证输出选项。 。 。 .
Pg 保证输出选项
| 属性 | 说明 | 示例 | 自兹 |
|---|---|---|---|
| 默认标签 | 默认标签添加到每个参数中 . | {'foo':'bar','alice': 3} (中文(简体) ) | 1.0.0 (单位:千美元) |
事件处理
如果已有 pg- promise 提供的事件注册的事件处理器, 当初始化的 init 选项时, 库会保存定义的事件处理器 .
格拉法纳板
Grafana 的示例 这里 显示出口商提供的衡量标准.
Pg- promise 客户端衡量标准的例子如下:

以下是pg-promise 池的参数:

这里有一个 pg 保证命令度量标准的例子 :

以下是pg-promise任务衡量标准的例子:

以下是 pg 保证交易衡量标准的例子 :

更改日志
项目的更改可见于 更改日志。 。 。 .
兼容性
下表列出了出口商版本与不同pg-promise和舞会客户端版本的相容性.
| 导出版本 | pg 保证版本 | 舞会客户端版本 |
|---|---|---|
| ^ 1. 0 | ^11.5.0 (中文(简体) ) | ^15.0 |
捐款
发言是十分受欢迎的。 如欲为该项目捐款,请遵循本报告所述步骤 捐款准则。 。 。 .
使用导出者的项目
如果您想要支持此项目, 请在您使用此导出时在您的项目和/ 或公司中添加链接 .
相关项目
如果您在寻找一种方法来监视您的节点驱动程序, 请查看 https://github.com/christiangalster/mongodb-driver-prometheus-exporter (中文(简体) )。 。 。 .
如果你正在寻找一种方法 监视KafkaJs的节点 https://github.com/christiangalster/kafkajs-prometheus-exporter (中文(简体) )。 。 。 .