This section contains an overview of the Sunday startup process for the production environment.
For a startup prior to the weekly market open, all market data including book updates, statistics, quotes, instrument definitions, trades, and instrument/instrument group status will be disseminated through the Incremental UDP Feed A and Feed B. Book updates include bid/ask/trade. Statistics include high trade, low trade, volume, and settlement. Instrument definitions include the list of all tradable instruments.
Follow the process below to ensure that all necessary market data is received:
- Download the configuration files and schema files from the FTP/SFTP site. Refer to .
- Listen to the Incremental feed for incremental market data and start normal processing.
Late Joiner Startup
For a late joiner startup, follow the process below to ensure that all necessary market data is received:
- Download the configuration files and schema files from the FTP/SFTP site. Refer to MDP 3.0 - FTP and SFTP Site Information.
- Follow the standard market recovery process.
At Sunday startup, CME Globex sendsat a predefined interval on the Market Recovery and Instrument Definition feeds until the beginning of recovery data transmission. Once the channels start looping, CME Globex no longer sends Heartbeat messages.