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JVM settings for default configuration #1

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neocoretechs opened this issue Aug 23, 2022 · 0 comments
Open

JVM settings for default configuration #1

neocoretechs opened this issue Aug 23, 2022 · 0 comments

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@neocoretechs
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Default buffer pool and memory requirements necessitate running in > 4g address space. The proper JVM args will look something like:

java -server -XX:+UseParallelGC -Xmn10g -Xms26g -Xmx26g -cp \lib\Relatrix.jar;\lib\BigSack.jar com.neocoretechs.relatrix.server.RelatrixServer <tablespace root directory/database>

Assuming you have 32g main memory. Adjust if you have less. Results unpredictable with < 8g unless you reduce buffer pool requirements via the BigSack class:
com/neocoretechs/bigsack/DBPhysicalConstants.java

/**


* We can change the following constants dynamically, after DB creation, if necessary.

*

* The number of blocks (pages) per tablespace.

*/

public static int DBUCKETS = 1024;

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