A.start/stop worker process

B.Resource allocation

C.task scheduling

D.Monitor task execution status

A.True

B.False

A.Download logs for a module of a single component

B.Download logs for the specified host

C.Download logs of all components of installed components

D.Download logs for a specified time period

A.Processing TimeIt is suitable for scenarios with complex processing problems and high requirements for adjustable results.

B.Processing Time results are not reproducible, once stream computingVersionupgradeEven the system crashes, computing?will stop

C.In the actual application process, Processing Timeto be behindwith event time

D.Processing Timeexists betweenThe main reason for the difference is due to grid extensionLate, long processing time?Waitmakecompleted

A.Real-time online data analysis

B.Data mining, such as user behavior analysis, interest division, regional display.

C.Non-real-time analysis, such as log analysis, statistical analysis

D.Data summary, such as daily and weekly user clicks, click ranking