Abstract: A method of monitoring orders includes sending a message to a market participant that accepts order deliveries for execution and monitoring an amount of time between sending the message to the market participant and receipt of a response message from the market participant. The method can also include logging an amount of occasions the market participant does not respond within a pre-specified amount of time.

Abstract: A process for distributing information in an electronic market includes an insertion process to insert, in a file that resides in a storage medium, information representing an activity relating to a security interest stored in an order book that resides in main memory and is accessible by a matching process.

Abstract: A system for distributing information in an electronic market includes a first processor to insert, in at least one file that resides in a storage medium, information representing an activity relating to a security interest stored in an order book which resides in main memory and is accessible only by a matching process, and a different processor to attempt to match a portion of the security interest in the order book concurrent to the first processor inserting the information in the at least one file.