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API Buffer Server

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  • Last UpdatedApr 01, 2026
  • 1 minute read

The service that buffers data from a PI Interface node to one or more PI Servers. API Buffer Server runs on Linux, Unix, and Windows platforms and supports all PI Server versions. When API Buffer Server buffers data, PI Server compresses data. API Buffer Server has a maximum buffering capacity of 2 GB. Sometimes referred to by its process name, bufserv.

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