是一个C/S项目,有客户端跟服务器的,最近程序总是因为这个问题造成连接失败,请各位高手指点
以下是log:Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
at java.io.ObjectInputStream$BlockDataInputStream.<init>(Unknown Source)
at java.io.ObjectInputStream.<init>(Unknown Source)
at sun.rmi.server.MarshalInputStream.<init>(Unknown Source)
at sun.rmi.transport.ConnectionInputStream.<init>(Unknown Source)
at sun.rmi.transport.StreamRemoteCall.getInputStream(Unknown Source)
at sun.rmi.transport.Transport.serviceCall(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
at java.io.BufferedInputStream.<init>(Unknown Source)
at java.io.BufferedInputStream.<init>(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
at java.io.BufferedInputStream.<init>(Unknown Source)
at java.io.BufferedInputStream.<init>(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
以下是log:Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
at java.io.ObjectInputStream$BlockDataInputStream.<init>(Unknown Source)
at java.io.ObjectInputStream.<init>(Unknown Source)
at sun.rmi.server.MarshalInputStream.<init>(Unknown Source)
at sun.rmi.transport.ConnectionInputStream.<init>(Unknown Source)
at sun.rmi.transport.StreamRemoteCall.getInputStream(Unknown Source)
at sun.rmi.transport.Transport.serviceCall(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
at java.io.BufferedInputStream.<init>(Unknown Source)
at java.io.BufferedInputStream.<init>(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
at java.io.BufferedInputStream.<init>(Unknown Source)
at java.io.BufferedInputStream.<init>(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Source)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
Exception in thread "RMI TCP Connection(idle)" java.lang.OutOfMemoryError: Java heap space
java.lang.OutOfMemoryError: Java heap space
-Xms java虚拟机初始化时使用的内存大小
-Xmx java虚拟机可以使用的最大内存以上两个参数中设置的size,可以带单位,例如:256m表示256MB举例说明:
D:\j2sdk15\bin>javac HelloWorld.javaD:\j2sdk15\bin>java -Xms256M -Xmx512M HelloWorld
Hello World!
先看看你程序写得是不是规范,看看是不是有没有大量的没有释放的资源,和大批量数据操作时内存的使用。
之前我们服务其就经常溢出,后来发现是一个操作要从后台取几万的数据,放到jvm里操作,有几个命令就把内存耗尽了。改了中处理方式,“少吃多餐”就解决了。