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Graphic Hub Administrator Guide

Version 3.8 | Published February 06, 2023 ©

Configuration

Use the Configuration page to make changes to the web server, connection, import, or log settings. This section provides information on the different configuration settings available, and describes how to perform the initial Graphic Hub ImEx Agent Configuration.

Webserver Configuration

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  • Port: Set the HTTP port number the ImEx web server should listen to. The default port number is 19390.

  • Thread pool size: Set the maximum number of concurrent threads for the ImEx Agent web server to handle requests. The default value is 80.

  • Enable access log: Check the box to log information about connections and requests to the ImEx web server.

  • Use authentication: Check the box to enable HTTP basic authentication on ImEx Agent web server with ImEx Agent specific credentials. This makes a Login button appear in the top right corner. The default username is Admin, and the default password is VizDb. You can change this in Options > Change ImEx password.

Connection Settings

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  • General request timeout (ms): Set the default timeout in milliseconds for HTTP requests performed. The default timeout value is 10000.

  • GH REST request timeout (ms): Set the timeout for Graphic Hub REST requests in milliseconds. The default timeout value is 10000.

Import Settings

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  • Maximum RAM usage (Mb): Define the maximum amount of RAM allocated for caching temporary images in megabytes. The default value is 1500.

  • Maximum parallel uploads: Set the maximum number of simultaneous uploads. The default value is 32.

  • Maximum parallel downloads: Set the maximum number of simultaneous downloads. The default value is 32.

  • Monitoring interval assets (ms): Set the interval in which the ImEx Agent checks the availability of all non-expired assets. In case an asset is accidentally deleted, the ImEx Agent automatically fetches the asset again. The default value is 10000.

  • Monitoring interval REST agents (ms): Set the interval in which the ImEx Agent checks the availability of all configured GH REST agents. The default value is 10000.

  • Monitoring interval staged assets (ms): Set the interval in which the ImEx Agent checks unavailable assets that have been staged. When the asset becomes available, the ImEx Agent automatically fetches the asset. The default value is 10000.

Log Settings

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  • Maximum size (all logs)(MB): The default value is 60.

  • Log lifetime in days: The default value is 28.

  • Log level: Select which log messages should be reported.