see eg quantcast's experiences with why hadoop is slow on big jobs [1], the design of their sorter architecture [2], and some benchmark wanking [3] [1] https:/

see eg quantcast's experiences with why hadoop is slow on big jobs [1], the design of their sorter architecture [2], and some benchmark wanking [3] [1] https://www.quantcast.com/inside-quantcast/2012/10/letter-from-the-big-data-front-hadoops-big-scalability-challenge/?jump=engblog https://www.quantcast.com/inside-quantcast/2012/10/letter-fr... [2] https://www.quantcast.com/inside-quantcast/2012/10/quantsort-revolution-in-map-reduce-performance-and-operation/ https://www.quantcast.com/inside-quantcast/2012/10/quantsort... [3] https://www.quantcast.com/inside-quantcast/2013/12/petabyte-sort/ https://www.quantcast.com/inside-quantcast/2013/12/petabyte-...