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AVEVA™ Plant SCADA

[IOServer]CacheReadAhead

  • Last UpdatedJul 19, 2023
  • 1 minute read

Determines if read ahead caching is enabled on the I/O Server. When read ahead caching is enabled, the I/O Server will try to read any I/O device data which is coming close to cache 'timeout" time. The I/O Server will only read this data if the communication channel to the I/O device is idle - to give higher priority to other read requests.

Allowable Values:

  • 0 - (Disable read ahead caching)

  • 1 - (Enable read ahead caching)

Default Value:

1

See Also

IOServer Parameters

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