JAVA_POOL_SIZE specifies (in bytes) the size of the Java pool, from which the Java memory manager allocates most Java state during run-time execution.

Oracle JVM memory manager uses JAVA_POOL_SIZE mainly for in-memory representation of Java method and class definitions, and static Java states that are migrated to session space at end-of-call in shared server mode.

Jul 12, 2012 · First you need to find out how much heap size you have available right now in total: Take a look at your initialization parameter JAVA_POOL_SIZE. If it is 0, then you are using automatic memory management (10g or 11g) and the heap size is determined by the Oracle server "automagically".

Jun 9, 2015 · The default value of JDBC fetch size property is driver specific and for Oracle driver it is 10 indeed. For some queries fetch size should be larger, for some smaller.

As noted in Table 4-1, "Default Parameters for 64-Bit Solaris Operating System", the default maximum heap size is a value that is calculated by the JVM. The calculation used in Java SE for the parallel collector and the server JVM are now used for all the garbage collectors.

Jan 6, 2007 · If you don't use java stored procedures -- the java_pool_size could be 1m. If you use lots of them, you'll need to size it big enough for your concurrent workload (177m seems large, you must have lots of users and they use java stored procedures lots)

Download the Java including the latest version 17 LTS on the Java SE Platform. These downloads can be used for any purpose, at no cost, under the Java SE binary code license.

In Oracle JDBC, the row-prefetch value is used as the default fetch size in a statement object. Setting the fetch size overrides the row-prefetch setting and affects subsequent queries run through that statement object.

Feb 2, 2024 · Information in this document applies to any platform. How to increase the JavaHost memory heap size in Oracle Business Intelligence (OBIEE) and Oracle Analytics Server (OAS)? To view full details, sign in with your My Oracle Support account. Don't have a My Oracle Support account? Click to get started!

Jul 1, 2020 · Information in this document applies to any platform. Despite the JAVA_POOL_SIZE was defined as a fixed value in parameter size this might increase to a much larger value than expected. The Java Pool was set to 64M while during database startup this was automatically adjusted to 1.7 GB. Parameter file: