求助：聚类轨迹的数目较多，软件内存不足

versus14

求助：我在用TrajStat计算多条轨迹（超过4万条轨迹）聚类时，计算失败，并出现了以下提示——
java.lang.OutOfMemoryError: Java heap space
        at org.meteoinfo.geoprocess.analysis.Clustering.calculation(Clustering.java:259)
        at org.meteoinfo.geoprocess.analysis.Clustering.calculate(Clustering.java:154)
        at org.meteothink.trajstat.forms.FrmClusterCal.jButton_CalculateActionPerformed(FrmClusterCal.java:514)
        at org.meteothink.trajstat.forms.FrmClusterCal.access$500(FrmClusterCal.java:66)
        at org.meteothink.trajstat.forms.FrmClusterCal$7.actionPerformed(FrmClusterCal.java:308)
        at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
        at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
        at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
        at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
        at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
        at java.awt.Component.processMouseEvent(Component.java:6539)
        at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
        at java.awt.Component.processEvent(Component.java:6304)
        at java.awt.Container.processEvent(Container.java:2239)
        at java.awt.Component.dispatchEventImpl(Component.java:4889)
        at java.awt.Container.dispatchEventImpl(Container.java:2297)
        at java.awt.Component.dispatchEvent(Component.java:4711)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
        at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535)
        at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
        at java.awt.Container.dispatchEventImpl(Container.java:2283)
        at java.awt.Window.dispatchEventImpl(Window.java:2746)
        at java.awt.Component.dispatchEvent(Component.java:4711)
        at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
        at java.awt.EventQueue.access$500(EventQueue.java:97)
        at java.awt.EventQueue$3.run(EventQueue.java:709)
        at java.awt.EventQueue$3.run(EventQueue.java:703)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
        at java.awt.EventQueue$4.run(EventQueue.java:733)
        at java.awt.EventQueue$4.run(EventQueue.java:731)


Java Heap Memory不足，有什么办法可以解决？谢谢

MeteoInfo

可以尝试指定更大的内存来运行MeteoInfo，参考这里：http://www.meteothink.org/docs/i ... nfomap-meteoinfolab

versus14

MeteoInfo 发表于 2020-11-23 10:38
可以尝试指定更大的内存来运行MeteoInfo，参考这里：http://www.meteothink.org/docs/introduction.html#ru ...

谢谢老师，我用txt文档打开mimap.bat，将Xmx1G改为了Xmx20G，就可以顺利运行下去了。