Amazon.com failed to live up to lofty expectations for its Amazon Web Services cloud computing unit after rivals handily beat Wall Street forecasts.

The tech giant expects total net sales to be between $174.0 billion and $179.5 billion in the third quarter, compared with analysts’ average estimate of $173.08 billion.

The UK’s cloud computing market is “not working well” and conduct requirements should be considered for the sector’s two main players, Microsoft and Amazon, according to the competition watchdog.The final report from an independent inquiry group of the Competition and Markets Authority (CMA) has found that Microsoft and Amazon Web Services (AWS) are hurting competition in the cloud computing sector.