# Telemetry

Telemetry data of the YouTrack installation.

## Related Resources

Below you can find the list of resources that let you work with this entity.

* [Telemetry Data](resource-api-admin-telemetry.html)

## Attributes

This table describes attributes of the `Telemetry` entity.

* To receive an attribute in the response from the server, specify it explicitly in the `fields` request parameter.

* To update an attribute, provide it in the body of a POST request.

|  Field  |  Type  |  Description  |
| --- | --- | --- |
|  id  |  String  |  The ID of the Telemetry. `Read-only`.  |
|  installationFolder  |  String  |  Installation folder of YouTrack. `Read-only`. `Can be null`.  |
|  databaseLocation  |  String  |  Location of the YouTrack database. `Read-only`. `Can be null`.  |
|  logsLocation  |  String  |  Location of the logs. `Read-only`. `Can be null`.  |
|  availableProcessors  |  Int  |  Number of available processors. `Read-only`. `Can be null`.  |
|  availableMemory  |  String  |  Available memory. `Read-only`. `Can be null`.  |
|  allocatedMemory  |  String  |  Allocated memory. `Read-only`. `Can be null`.  |
|  usedMemory  |  String  |  Used memory. `Read-only`. `Can be null`.  |
|  uptime  |  String  |  Uptime of the YouTrack application. `Read-only`.  |
|  startedTime  |  Long  |  The timestamp in milliseconds indicating the moment when YouTrack was started. Stored as a unix timestamp at UTC. `Read-only`.  |
|  databaseBackgroundThreads  |  Int  |  Number of database background threads. `Read-only`.  |
|  pendingAsyncJobs  |  Int  |  Number of pending asynchronous jobs. `Read-only`.  |
|  cachedResultsCountInDBQueriesCache  |  Int  |  Size of the database queries cache. `Read-only`.  |
|  databaseQueriesCacheHitRate  |  String  |  Queries cache hit rate. `Read-only`.  |
|  blobStringsCacheHitRate  |  String  |  Blobs cache hit rate. `Read-only`.  |
|  totalTransactions  |  Long  |  Number of transactions. `Read-only`.  |
|  transactionsPerSecond  |  String  |  Number of transactions per second. `Read-only`.  |
|  requestsPerSecond  |  String  |  Number of requests per second. `Read-only`.  |
|  databaseSize  |  String  |  Size of the database (without blobs). `Read-only`.  |
|  fullDatabaseSize  |  String  |  Full size of the database. `Read-only`.  |
|  textIndexSize  |  String  |  Size of the text index. `Read-only`.  |
|  onlineUsers  |  [OnlineUsers](api-entity-OnlineUsers.html)  |  Online users. `Read-only`.  |
|  reportCalculatorThreads  |  Int  |  Number of report calculator threads. `Read-only`.  |
|  notificationAnalyzerThreads  |  Int  |  Number of notification analyzer threads. `Read-only`.  |