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Overview

Fedora provides an endpoint for users wishing to get some basic statistics for their repository, these are storage statistics and **not** usage metrics.

Currently this endpoint only provides the following three reports. Further report development will depend on community use cases.

RESTful API

High Level Stats Summary

Request URI: /fcr:stats

Methods: GET

Retrieve summary level repository statistics including:

resource count,
binary resource count,
binary resource bytes
binary resource count by mimetype
binary resource bytes by mimetype

Request Headers:

N/A

Request Parameters :

Example:

curl http://localhost:8080/rest/fcr:stats

Response:

{
  "resource_count": 2,
  "binaries": {
    "mime_types": [
      {
        "resource_count": 1,
        "byte_count": 31536,
        "mime_type": "application/pdf"
      }
    ],
    "resource_count": 1,
    "byte_count": 31536
  },
  "all_resources": {
    "rdf_types": [
      {
        "resource_count": 1,
        "byte_count": 31536,
        "resource_type": "http://fedora.info/definitions/v4/repository#Binary"
      },
      {
        "resource_count": 1,
        "byte_count": 0,
        "resource_type": "http://fedora.info/definitions/v4/repository#Container"
      },
      {
        "resource_count": 2,
        "byte_count": 31536,
        "resource_type": "http://fedora.info/definitions/v4/repository#Resource"
      },
      {
        "resource_count": 2,
        "byte_count": 31536,
        "resource_type": "http://mementoweb.org/ns#OriginalResource"
      },
      {
        "resource_count": 2,
        "byte_count": 31536,
        "resource_type": "http://mementoweb.org/ns#TimeGate"
      },
      {
        "resource_count": 1,
        "byte_count": 0,
        "resource_type": "http://www.w3.org/ns/ldp#BasicContainer"
      },
      {
        "resource_count": 1,
        "byte_count": 0,
        "resource_type": "http://www.w3.org/ns/ldp#Container"
      },
      {
        "resource_count": 1,
        "byte_count": 31536,
        "resource_type": "http://www.w3.org/ns/ldp#NonRDFSource"
      },
      {
        "resource_count": 1,
        "byte_count": 0,
        "resource_type": "http://www.w3.org/ns/ldp#RDFSource"
      },
      {
        "resource_count": 2,
        "byte_count": 31536,
        "resource_type": "http://www.w3.org/ns/ldp#Resource"
      }
    ]
  }
}

Status:

High Level Stats Summary

Request URI: /fcr:stats/binaries

Methods: GET

Retrieve summary level repository statistics including:

Request Headers:

N/A

Request Parameters :

Example:

curl http://localhost:8080/rest/fcr:stats/binaries

Response:

{
  "mime_types": [
    {
      "resource_count": 1,
      "byte_count": 31536,
      "mime_type": "application/pdf"
    }
  ],
  "resource_count": 1,
  "byte_count": 31536
}

Status:

High Level Stats Summary

Request URI: /fcr:stats/rdf-types

Methods: GET

Retrieve summary level repository statistics including:

Request Headers:

N/A

Request Parameters :

Example:

curl http://localhost:8080/rest/fcr:stats/rdf-types

Response:

{
  "rdf_types": [
    {
      "resource_count": 1,
      "byte_count": 31536,
      "resource_type": "http://fedora.info/definitions/v4/repository#Binary"
    },
    {
      "resource_count": 1,
      "byte_count": 0,
      "resource_type": "http://fedora.info/definitions/v4/repository#Container"
    },
    {
      "resource_count": 2,
      "byte_count": 31536,
      "resource_type": "http://fedora.info/definitions/v4/repository#Resource"
    },
    {
      "resource_count": 2,
      "byte_count": 31536,
      "resource_type": "http://mementoweb.org/ns#OriginalResource"
    },
    {
      "resource_count": 2,
      "byte_count": 31536,
      "resource_type": "http://mementoweb.org/ns#TimeGate"
    },
    {
      "resource_count": 1,
      "byte_count": 0,
      "resource_type": "http://www.w3.org/ns/ldp#BasicContainer"
    },
    {
      "resource_count": 1,
      "byte_count": 0,
      "resource_type": "http://www.w3.org/ns/ldp#Container"
    },
    {
      "resource_count": 1,
      "byte_count": 31536,
      "resource_type": "http://www.w3.org/ns/ldp#NonRDFSource"
    },
    {
      "resource_count": 1,
      "byte_count": 0,
      "resource_type": "http://www.w3.org/ns/ldp#RDFSource"
    },
    {
      "resource_count": 2,
      "byte_count": 31536,
      "resource_type": "http://www.w3.org/ns/ldp#Resource"
    }
  ]
}

Status: