{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "insights/v1/events/heroku/postgres.json",
  "title": "Heroku Postgres",
  "description": "A Heroku Postgres log line from a Heroku log drain. Honeybadger recognizes it by proc_id == 'heroku-postgres'.",
  "x-hb": {
    "category": "metrics",
    "component": "Heroku Postgres"
  },
  "type": "object",
  "properties": {
    "event_type": {
      "type": "string",
      "examples": [
        "logplex"
      ]
    },
    "proc_id": {
      "type": "string",
      "const": "heroku-postgres",
      "description": "Heroku process identifier. Always 'heroku-postgres' for this event."
    },
    "source": {
      "type": "string",
      "description": "Postgres source identifier, e.g. \"HEROKU_POSTGRESQL_CRIMSON\".",
      "examples": [
        "HEROKU_POSTGRESQL_CRIMSON"
      ]
    },
    "addon": {
      "type": "string",
      "description": "Add-on name.",
      "examples": [
        "postgresql-curved-12345"
      ]
    },
    "active_connections": {
      "type": "integer",
      "description": "Number of active database connections.",
      "examples": [
        12
      ]
    },
    "waiting_connections": {
      "type": "integer",
      "description": "Number of connections waiting on a lock.",
      "examples": [
        0
      ]
    },
    "index_cache_hit_rate": {
      "type": "number",
      "description": "Index cache hit rate (0.0–1.0).",
      "examples": [
        0.99957
      ]
    },
    "table_cache_hit_rate": {
      "type": "number",
      "description": "Table cache hit rate (0.0–1.0).",
      "examples": [
        0.98309
      ]
    },
    "load_avg_1m": {
      "type": "number",
      "description": "1-minute load average.",
      "examples": [
        0.31
      ]
    },
    "load_avg_5m": {
      "type": "number",
      "description": "5-minute load average.",
      "examples": [
        0.28
      ]
    },
    "load_avg_15m": {
      "type": "number",
      "description": "15-minute load average.",
      "examples": [
        0.25
      ]
    },
    "read_iops": {
      "type": "number",
      "description": "Read I/O operations per second.",
      "examples": [
        12.5
      ]
    },
    "write_iops": {
      "type": "number",
      "description": "Write I/O operations per second.",
      "examples": [
        35.625
      ]
    },
    "tmp_disk_used": {
      "type": "integer",
      "description": "Bytes used on temporary disk.",
      "examples": [
        33849344
      ]
    },
    "tmp_disk_available": {
      "type": "integer",
      "description": "Bytes available on temporary disk.",
      "examples": [
        72944943104
      ]
    },
    "memory_total": {
      "type": "integer",
      "description": "Total memory in bytes.",
      "examples": [
        8589934592
      ]
    },
    "memory_free": {
      "type": "integer",
      "description": "Free memory in bytes.",
      "examples": [
        1342177280
      ]
    },
    "memory_cached": {
      "type": "integer",
      "description": "Cached memory in bytes.",
      "examples": [
        5368709120
      ]
    },
    "memory_postgres": {
      "type": "integer",
      "description": "Memory used by Postgres in bytes.",
      "examples": [
        1610612736
      ]
    }
  },
  "required": [
    "proc_id"
  ]
}