Dow Jones no closer to solving mystery of market-data glitch


The problem began for the market data systems of the Dow Jones Industrial Average (DJIA) on the afternoon of Tuesday February 27, following furious trading that morning and the previous day caused by concerns over the sustainability of Chinese economic growth. In the midst of frenetic trading activity, orders that should have been processed in seconds began taking up to a minute to compute.

Over the course of 70 minutes a backlog began to build, until Dow Jones realised what was happening an

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