Moscow stock exchange called the cause of the failure – RBC

Moscow stock exchange called the cause of the failure – RBC

Photo: Yekaterina Kuzmina / RBC

Failure on the futures market of the Moscow stock exchange occurred on Monday at 14:03 MSK. At this time – from 14:00 to 14:03 MSK – no trade was conducted as Moscow Exchange conducted an interim clearing. “During the intermediate clearing error occurred that required a few minutes to fix it and re-check the results and, therefore, not allowed to resume trading on the futures market in normal times,” – said the press service of the exchange.

The system was not available to bidders 19 minutes: from 14:22 MSK was possible to remove or change the application. After any delay Trading Exchange provides at least 15 minutes for participants to remove and change are in the application system, since the intentions of participants for the price, volume and direction of applications may change, explained on the exchange. Trading on the futures market resumed at 14:50 MSK.

According to the Moscow stock exchange, the reason became out of sync error that occurred between the two processes, transaction processing middleware clearing. “This is a very specific type of error inherent in the high-frequency multi-threaded systems. They occur rarely and are eliminated as they are detected by introducing additional thread synchronization mechanisms “, – the press service of the Moscow Exchange. IT-system of the Moscow stock exchange is just such a system, each transaction is broken into many small steps that are processed in parallel, which improves performance. These processes can get out of sync.

The previous failure occurred on the Moscow Stock Exchange October 14, 2014 as the futures market. Then the Exchange announced that trading was halted after the discovery of improper mining nucleus of one of the transactions during the intermediate clearing session. This “extraordinary situation” has caused an error in the distribution server exchange information.