Explanation:When the reduce begins, map outputs will be merged to disk until those that remain are under the resource limit this defines. 3. Map output larger than ___ percent of the memory allocated to copying map outputs.
A. 10
B. 15
C. 25
D. 35
Answer:A
Explanation:When the reduce begins, map outputs will be merged to disk until those that remain are under the resource limit this defines. 3. Map output larger than ___ percent of the memory allocated to copying map outputs.
A. 10 B. 15 C. 25 D. 35
Explanation:Map output will be written directly to disk without first staging through memory. 4. Jobs can enable task JVMs to be reused by specifying the job configuration :