we failed to build streaming cube in first step:save data from kafka, this is the output log:
Counters: 12
Job Counters
Failed map tasks=4
Launched map tasks=4
Other local map tasks=3
Rack-local map tasks=1
Total time spent by all maps in occupied slots (ms)=10836
Total time spent by all reduces in occupied slots (ms)=0
Total time spent by all map tasks (ms)=10836
Total vcore-seconds taken by all map tasks=10836
Total megabyte-seconds taken by all map tasks=11096064
Map-Reduce Framework
CPU time spent (ms)=0
Physical memory (bytes) snapshot=0
Virtual memory (bytes) snapshot=0
can anyone tell me how to solve it ?
