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Knight Capital: $460 million in 45 minutes

How one server that missed a deploy, and a reused flag, woke up retired trading code at Knight Capital on 1 August 2012 and lost over $460 million in about 45 minutes.

01 · Seven of eight
WS · Knight Capital lost $460 million in 45 minutes because one server missed a deploy

Seven servers got the new code. One didn't.

Seven of eight servers

1 August 2012.