MySQL Overview With Telegraf
Dashboard from Percona Monitoring and Management project.
Metrics include
- Uptime
- Qps
- Tps
- Connections
- Network Traffic
- Handlers
- Open Files
- Innodb Buffer Pool
- Select Insert Update Delete Detail
### telegraf ---> n9e server ---> prometheus ---> grafana

#### Metrics include
- Uptime
- Qps
- Tps
- Connections
- Network Traffic
- Handlers
- Open Files
- Innodb Buffer Pool
- Select Insert Update Delete Detail
## telegraf
```yaml

[global_tags]

[agent]
  interval = "10s"
  round_interval = true
  metric_batch_size = 1000
  metric_buffer_limit = 10000
  collection_jitter = "0s"
  flush_interval = "10s"
  flush_jitter = "0s"
  precision = ""
  hostname = "###Your Ip Address or  Endpoint Name###"
  omit_hostname = false
  logfile = "/data/telegraf/var/log/telegraf/telegraf.log"

[[outputs.opentsdb]]
  host = "http://###Your n9e-server ip###" # n9e-server
  port = 19000
  http_batch_size = 50
  http_path = "/opentsdb/put"
  debug = false
  separator = "_"

[[inputs.cpu]]
  percpu = true
  totalcpu = true
  collect_cpu_time = false
  report_active = true

[[inputs.disk]]
  ignore_fs = ["tmpfs", "devtmpfs", "devfs", "iso9660", "overlay", "aufs", "squashfs"]

[[inputs.diskio]]

[[inputs.kernel]]

[[inputs.mem]]

[[inputs.processes]]

[[inputs.system]]
  fielddrop = ["uptime_format"]

[[inputs.net]]
  ignore_protocol_stats = true

[[inputs.linux_sysctl_fs]]

[[inputs.netstat]]


[[inputs.mysql]]
  servers = [
    "###Mysql-user###:###passwd###@tcp(###ip###:3306)/?tls=false", # test
    "###Mysql-user###:###passwd###@tcp(###ip###:3306)/?tls=false", # dev
    "###Mysql-user###:###passwd###@tcp(###ip###:3306)/?tls=false",  # uat
  ]
```
Dashboard from Percona Monitoring and Management project. 
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      "id": 382,
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      "repeat": null,
      "type": "row"
    },
    {
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      "datasource": "${DS_PROMETHEUS}",
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            "mode": "thresholds"
          },
          "decimals": 1,
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      "gridPos": {
        "h": 4,
        "w": 6,
        "x": 0,
        "y": 1
      },
      "id": 12,
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      "links": [],
      "maxDataPoints": 100,
      "options": {
        "colorMode": "value",
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        "justifyMode": "auto",
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          "fields": "",
          "values": false
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        "text": {},
        "textMode": "auto"
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          "refId": "A",
          "step": 300
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      ],
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      "type": "stat"
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      "cacheTimeout": null,
      "datasource": "${DS_PROMETHEUS}",
      "description": "**Current QPS**\n\nBased on the queries reported by MySQL's ``SHOW STATUS`` command, it is the number of statements executed by the server within the last second. This variable includes statements executed within stored programs, unlike the Questions variable. It does not count \n``COM_PING`` or ``COM_STATISTICS`` commands.",
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      "links": [
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          "targetBlank": true,
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          "errors": {},
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          "intervalFactor": 1,
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      "title": "Current TPS",
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        "h": 1,
        "w": 24,
        "x": 0,
        "y": 5
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      "id": 383,
      "panels": [],
      "repeat": null,
      "title": "Connections",
      "type": "row"
    },
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      "aliasColors": {},
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      "dashLength": 10,
      "dashes": false,
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      "decimals": 0,
      "description": "**Max Connections** \n\nMax Connections is the maximum permitted number of simultaneous client connections. By default, this is 151. Increasing this value increases the number of file descriptors that mysqld requires. If the required number of descriptors are not available, the server reduces the value of Max Connections.\n\nmysqld actually permits Max Connections + 1 clients to connect. The extra connection is reserved for use by accounts that have the SUPER privilege, such as root.\n\nMax Used Connections is the maximum number of connections that have been in use simultaneously since the server started.\n\nConnections is the number of connection attempts (successful or not) to the MySQL server.",
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      "error": false,
      "fill": 2,
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      "gridPos": {
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        "total": false,
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      "lines": true,
      "linewidth": 2,
      "links": [
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      "points": false,
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          "fill": 0
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      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
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          "datasourceErrors": {},
          "errors": {},
          "exemplar": true,
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          "format": "time_series",
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          "intervalFactor": 1,
          "legendFormat": "Connections",
          "metric": "",
          "refId": "A",
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          "metric": "",
          "refId": "C",
          "step": 20,
          "target": ""
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      ],
      "thresholds": [],
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      "timeRegions": [],
      "timeShift": null,
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      "tooltip": {
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        "show": true,
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      }
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      "dashes": false,
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      "decimals": 2,
      "description": "**MySQL Active Threads**\n\nThreads Connected is the number of open connections, while Threads Running is the number of threads not sleeping.",
      "editable": true,
      "error": false,
      "fill": 2,
      "fillGradient": 0,
      "grid": {},
      "gridPos": {
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      "points": false,
      "renderer": "flot",
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          "alias": "Peak Threads Running",
          "color": "#E24D42",
          "lines": false,
          "pointradius": 1,
          "points": true
        },
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          "alias": "Peak Threads Connected",
          "color": "#1F78C1"
        },
        {
          "alias": "Avg Threads Running",
          "color": "#EAB839"
        }
      ],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
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          "metric": "",
          "refId": "A",
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          "metric": "",
          "refId": "B",
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      "thresholds": [],
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          "min": 0,
          "show": true
        },
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          "format": "short",
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          "logBase": 1,
          "max": null,
          "min": 0,
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      "yaxis": {
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        "alignLevel": null
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      "gridPos": {
        "h": 1,
        "w": 24,
        "x": 0,
        "y": 13
      },
      "id": 384,
      "panels": [],
      "repeat": null,
      "title": "Table Locks",
      "type": "row"
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": null,
      "description": "**MySQL Questions**\n\nThe number of statements executed by the server. This includes only statements sent to the server by clients and not statements executed within stored programs, unlike the Queries used in the QPS calculation. \n\nThis variable does not count the following commands:\n* ``COM_PING``\n* ``COM_STATISTICS``\n* ``COM_STMT_PREPARE``\n* ``COM_STMT_CLOSE``\n* ``COM_STMT_RESET``",
      "editable": true,
      "error": false,
      "fill": 2,
      "fillGradient": 0,
      "grid": {},
      "gridPos": {
        "h": 7,
        "w": 12,
        "x": 0,
        "y": 14
      },
      "hiddenSeries": false,
      "id": 53,
      "legend": {
        "alignAsTable": true,
        "avg": true,
        "current": false,
        "max": true,
        "min": true,
        "rightSide": false,
        "show": true,
        "total": false,
        "values": true
      },
      "lines": true,
      "linewidth": 2,
      "links": [
        {
          "targetBlank": true,
          "title": "MySQL Queries and Questions",
          "url": "https://www.percona.com/blog/2014/05/29/how-mysql-queries-and-questions-are-measured/"
        }
      ],
      "nullPointMode": "null",
      "options": {
        "alertThreshold": true
      },
      "percentage": false,
      "pluginVersion": "8.2.0",
      "pointradius": 5,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "calculatedInterval": "2m",
          "datasourceErrors": {},
          "errors": {},
          "exemplar": true,
          "expr": "rate(mysql_questions{server=\"$host\"}[$interval]) or irate(mysql_questions{server=\"$host\"}[5m])",
          "format": "time_series",
          "interval": "$interval",
          "intervalFactor": 1,
          "legendFormat": "Questions",
          "metric": "",
          "refId": "A",
          "step": 20
        }
      ],
      "thresholds": [],
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      "timeShift": null,
      "title": "MySQL Questions",
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            "alignLevel": null
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          "bars": false,
          "dashLength": 10,
          "dashes": false,
          "datasource": "${DS_PROMETHEUS}",
          "decimals": 2,
          "description": "**Table Locks**\n\nMySQL takes a number of different locks for varying reasons. In this graph we see how many Table level locks MySQL has requested from the storage engine. In the case of InnoDB, many times the locks could actually be row locks as it only takes table level locks in a few specific cases.\n\nIt is most useful to compare Locks Immediate and Locks Waited. If Locks waited is rising, it means you have lock contention. Otherwise, Locks Immediate rising and falling is normal activity.",
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          "error": false,
          "fill": 2,
          "fillGradient": 0,
          "grid": {},
          "gridPos": {
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            "w": 12,
            "x": 12,
            "y": 39
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          "hiddenSeries": false,
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            "avg": true,
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            "max": true,
            "min": true,
            "rightSide": false,
            "show": true,
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            "sortDesc": true,
            "total": false,
            "values": true
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          "lines": true,
          "linewidth": 2,
          "links": [],
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          "points": false,
          "renderer": "flot",
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          "stack": false,
          "steppedLine": false,
          "targets": [
            {
              "calculatedInterval": "2m",
              "datasourceErrors": {},
              "errors": {},
              "exemplar": true,
              "expr": "rate(mysql_table_locks_immediate{server=\"$host\"}[$interval]) or irate(mysql_table_locks_immediate{server=\"$host\"}[5m])",
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              "interval": "$interval",
              "intervalFactor": 1,
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              "refId": "A",
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            },
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              "calculatedInterval": "2m",
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          "timeRegions": [],
          "timeShift": null,
          "title": "MySQL Table Locks",
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              "show": true
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              "min": 0,
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      "repeat": null,
      "title": "Aborted",
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      "id": 388,
      "panels": [],
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      "title": "Network",
      "type": "row"
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      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": 2,
      "description": "**MySQL Network Traffic**\n\nHere we can see how much network traffic is generated by MySQL. Outbound is network traffic sent from MySQL and Inbound is network traffic MySQL has received.",
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      "error": false,
      "fill": 6,
      "fillGradient": 0,
      "grid": {},
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      "stack": true,
      "steppedLine": false,
      "targets": [
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          "calculatedInterval": "2m",
          "datasourceErrors": {},
          "errors": {},
          "exemplar": true,
          "expr": "rate(mysql_bytes_received{server=\"$host\"}[$interval]) or irate(mysql_bytes_received{server=\"$host\"}[5m])",
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          "interval": "$interval",
          "intervalFactor": 1,
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        },
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          "expr": "rate(mysql_bytes_sent{server=\"$host\"}[$interval]) or irate(mysql_bytes_sent{server=\"$host\"}[5m])",
          "format": "time_series",
          "interval": "$interval",
          "intervalFactor": 1,
          "legendFormat": "Outbound",
          "metric": "",
          "refId": "B",
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        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "MySQL Network Traffic",
      "tooltip": {
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        "shared": true,
        "sort": 0,
        "value_type": "individual"
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      "type": "graph",
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        "show": true,
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      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": 2,
      "description": "**MySQL Network Usage Hourly**\n\nHere we can see how much network traffic is generated by MySQL per hour. You can use the bar graph to compare data sent by MySQL and data received by MySQL.",
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      "error": false,
      "fill": 6,
      "fillGradient": 0,
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      "steppedLine": false,
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          "calculatedInterval": "2m",
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          "errors": {},
          "exemplar": true,
          "expr": "increase(mysql_bytes_received{server=\"$host\"}[1h])",
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          "intervalFactor": 1,
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      "thresholds": [],
      "timeFrom": "24h",
      "timeRegions": [],
      "timeShift": null,
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          "error": false,
          "fill": 6,
          "fillGradient": 0,
          "grid": {},
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            "hideZero": true,
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          "lines": true,
          "linewidth": 2,
          "links": [
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              "title": "Detailed descriptions about metrics",
              "url": "https://www.percona.com/doc/percona-monitoring-and-management/dashboard.mysql-overview.html#mysql-internal-memory-overview"
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              "alias": "System Memory",
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              "stack": false
            }
          ],
          "spaceLength": 10,
          "stack": true,
          "steppedLine": false,
          "targets": [
            {
              "exemplar": true,
              "expr": "mysql_innodb_page_size{server=\"$host\"} * mysql_innodb_buffer_pool_pages_data{server=\"$host\"}",
              "format": "time_series",
              "hide": false,
              "interval": "$interval",
              "intervalFactor": 1,
              "legendFormat": "InnoDB Buffer Pool Data",
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          ],
          "thresholds": [],
          "timeFrom": null,
          "timeRegions": [],
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          "title": "MySQL Internal Memory Overview",
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          "exemplar": true,
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          "interval": "",
          "legendFormat": "mysql_handler_rollback",
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          "exemplar": true,
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