Long Msg: java.lang.ArithmeticException: divide by zero

monkey 跑出来的这个错误， 意思除数是 0 ，但是具体问题还是要看代码具体分析，

如果真的是代码 运算什么的逻辑有问题，就需要改动代码

// meminfo status was 0
// CRASH: com.android.calendar (pid 32624)
// Short Msg: java.lang.ArithmeticException
/ java.lang.ArithmeticException: divide by zero
//  at android.widget.SimpleMonthView.findClosestColumn(SimpleMonthView.java:550)
//  at android.widget.SimpleMonthView.onFocusChanged(SimpleMonthView.java:494)
//  at android.view.View.handleFocusGainInternal(View.java:5965)
//  at android.view.View.requestFocusNoSearch(View.java:9130)
//  at android.view.View.requestFocus(View.java:9109)
//  at android.view.ViewRootImpl$ViewPostImeInputStage.processKeyEvent(ViewRootImpl.java:4413)
//  at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4308)
//  at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3859)
//  at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3912)
//  at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3878)
//  at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:4005)
//  at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3886)
//  at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:4062)
//  at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3859)
//  at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3912)
//  at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3878)
//  at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3886)

这里的意思是 framework app 中 这个控件SimpleMonthView ，运算的时候，除数为 0 ，

看了半天代码也没发现为甚他会为0，因为是获取界面，屏幕的宽度等进行运算，看了下当时的内存信息，跑monkey时的环境，

发现全模块monkey 下来，可用内存及低，导致界面加载及慢，