JVM properties for Presto (Java) - coordinator and worker nodes

You can customize the coordinator and worker JVM properties through an API for Presto (Java).

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Table 1. Coordinator and worker JVM properties
Property name	Type	Validation added
`-XX:G1HeapRegionSize`	String	Limit {1, 1e13}; supported values are numbers with or without units TB, MB, GB, B, KB, M, G, B
`-XX:ReservedCodeCacheSize`	String	Limit {1, 1e13}; supported values are numbers with or without units TB, MB, GB, B, KB, M, G, B
`-Djdk.nio.maxCachedBufferSize`	Integer	Limit {1, 1e13}
`-Dalluxio.user.app.id`	String	Any string
`-Duser.timezone`	String	Any string
`-xgc`	String	Any string
`-Xmx6G`	String	Any string