如何增加JVM的堆大小 [英] How to increase Heap size of JVM

问题描述

我收到以下错误:

Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
        at SQLite.Vm.step(Native Method)
        at SQLite.Database.get_table(Database.java:314)
        at SQLite.JDBC2z.JDBCStatement.executeQuery(JDBCStatement.java:120)
        at SQLite.JDBC2z.JDBCStatement.executeQuery(JDBCStatement.java:168)
        at TestData.readData(TestData.java:21)
        at TestData.main(TestData.java:41)

推荐答案

以下是几个可用于更改堆大小的选项.

Following are few options available to change Heap Size.

-Xms<size>        set initial Java heap size
-Xmx<size>        set maximum Java heap size
-Xss<size>        set java thread stack size

java -Xmx256m TestData.java

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