TopicStats

TopicStats schema from Apache Pulsar

Cloud-NativeMessagingMulti-TenantPub-SubStreamingApacheOpen-Source

Properties

Name	Type	Description
msgRateIn	number
msgRateOut	number
msgThroughputIn	number
msgThroughputOut	number
averageMsgSize	number
storageSize	integer
backlogSize	integer
publishers	array
subscriptions	object

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/apache-pulsar/refs/heads/main/json-schema/apache-pulsar-topic-stats-schema.json",
  "title": "TopicStats",
  "description": "TopicStats schema from Apache Pulsar",
  "type": "object",
  "properties": {
    "msgRateIn": {
      "type": "number"
    },
    "msgRateOut": {
      "type": "number"
    },
    "msgThroughputIn": {
      "type": "number"
    },
    "msgThroughputOut": {
      "type": "number"
    },
    "averageMsgSize": {
      "type": "number"
    },
    "storageSize": {
      "type": "integer"
    },
    "backlogSize": {
      "type": "integer"
    },
    "publishers": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "msgRateIn": {
            "type": "number"
          },
          "msgThroughputIn": {
            "type": "number"
          },
          "producerName": {
            "type": "string"
          },
          "producerId": {
            "type": "integer"
          }
        }
      }
    },
    "subscriptions": {
      "type": "object",
      "additionalProperties": {
        "type": "object",
        "properties": {
          "msgRateOut": {
            "type": "number"
          },
          "msgThroughputOut": {
            "type": "number"
          },
          "msgBacklog": {
            "type": "integer"
          },
          "consumers": {
            "type": "array",
            "items": {
              "type": "object"
            }
          }
        }
      }
    }
  }
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this

find_json_schemasBrowse and filter every JSON Schema in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This JSON Schema

curl "https://apis.io/api/v1/json-schemas/apache-pulsar-topic-stats"

All schemas

curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.