Methods and arrangements for managing map-reduce jobs. There are identified intermediate data produced, in a current map-reduce cycle, by a plurality of nodes in the distributed network, the nodes being selected from the group consisting of: a plurality of map nodes, and a plurality of reducer nodes. There are identified a plurality of classes of data, for classifying the intermediate data. Discrete portions of the intermediate data are classified into respective ones of the classes of data, wherein at least one of the classes of data comprises intermediate data which are processed in a map-reduce cycle subsequent to the current map-reduce cycle. Other variants and embodiments are broadly contemplated herein.
展开▼
