Docs / Yamcs Server Manual / Instance Services / Command History Recorder

Command History Recorder

Records command history entries. This service stores the data coming from one or more streams into a table cmdhist.

Class Name

org.yamcs.archive.CommandHistoryRecorder

Configuration

This service is defined in etc/yamcs.(instance).yaml. Example from a typical deployment:

yamcs.simulator.yaml 
services:
  - class: org.yamcs.archive.CommandHistoryRecorder

streamConfig:
  event:
    - cmdhist_realtime
    - cmdhist_dump

With this configuration events emitted to the cmdhist_realtime or cmdhist_dump stream are stored into the table cmdhist.