Explanation:Doc values and norms for the segments being merged are no longer fully loaded into heap for all fields 5. Point out the wrong statement :
A. ConcurScheduler detects whether the index is on SSD or not
B. Memory index supports payloads
C. Auto-IO-throttling has been added to ConcurrentMergeScheduler, to rate limit IO writes for each merge depending on incoming merge rate
D. The default codec has an option to control BEST_SPEED or BEST_COMPRESSION for stored fields
Answer:A
Explanation:Doc values and norms for the segments being merged are no longer fully loaded into heap for all fields 5. Point out the wrong statement :
A. ConcurScheduler detects whether the index is on SSD or not B. Memory index supports payloads C. Auto-IO-throttling has been added to ConcurrentMergeScheduler, to rate limit IO writes for each merge depending on incoming merge rate D. The default codec has an option to control BEST_SPEED or BEST_COMPRESSION for stored fields
Explanation:ConcurrentMergeScheduler does a better job defaulting its settings. 6. PostingsFormat now uses a __________ API when writing postings, just like doc values.