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ConfigurationPropertyDescriptionMinimum Recommended values (Host Count => MB)
ams-sitephoenix.query.maxGlobalMemoryPercentage

Percentage of total heap memory used by Phoenix

threads in the Metrics Collector API/Aggregator daemon.

20 - 30, based on available memory. Default = 25.
ams-sitephoenix.spool.directorySet directory for Phoenix spill files. (Client side)Set this to different disk from hbase.rootdir dir if possible.
ams-hbase-sitephoenix.spool.directorySet directory for Phoenix spill files. (Server side)Set this to different disk from hbase.rootdir dir if possible.
ams-hbase-sitephoenix.query.spoolThresholdBytes

Threshold size in bytes after which results from parallelly

executed query results are spooled to disk.

Set this to higher value based on available memory.

Default is 12 mb.

 

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Identifying and tackling scale problems in AMS through configs.