according to a QoS specification. • Similar to congestion control or video streaming in a lower quality. 4 ??? Vasiliki Kalavri | Boston University 2020 https://commons.wikimedia.org/wiki/File:Adap overload and decides what actions to take in order to maintain acceptable latency and minimize result quality degradation. 7 ??? Vasiliki Kalavri | Boston University 2020 DSMS with load shedder 8 Synopsis Which tuples to drop? • improve latency to an acceptable level • cause only minimal results quality degradation 9 ??? Vasiliki Kalavri | Boston University 2020 Detecting overload • When to shed

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