这个问题列出了所有相关的版本。
我正在尝试运行http://www.jcuda.org上的示例文件之一:JCublasMatrixInvert.java。
我已经安装了 NVIDIA CUDA 驱动程序;我已经下载了 JCUDA 0.4.1 绑定并将它们的 /lib 目录添加到我的 java.library.path 中。以下是我在运行时设置的 JVM 参数:
-ea -XX:+UseParNewGC -XX:+UseNUMA -XX:PermSize=128m -XX:MaxPermSize=256m -Xmx1024m -Djava.library.path=F:\Projects\Java\learning\out\production\learning
然而,当我尝试运行该类时,我得到以下堆栈跟踪:
Error while loading native library "JCublas-windows-x86_64" with base name "JCublas"
Operating system name: Windows 7
Architecture : amd64
Architecture bit size: 64
Stack trace from the attempt to load the library as a resource:
java.lang.NullPointerException: No resource found with name '/lib/JCublas-windows-x86_64.dll'
at jcuda.LibUtils.loadLibraryResource(LibUtils.java:151)
at jcuda.LibUtils.loadLibrary(LibUtils.java:83)
at jcuda.jcublas.JCublas.initialize(JCublas.java:82)
at jcuda.jcublas.JCublas.<clinit>(JCublas.java:70)
at matrix.jcuda.JCublasMatrixInvert.main(JCublasMatrixInvert.java:34)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
Stack trace from the attempt to load the library as a file:
java.lang.UnsatisfiedLinkError: F:\Projects\Java\learning\out\production\learning\JCublas-windows-x86_64.dll: Can't find dependent libraries
at java.lang.ClassLoader$NativeLibrary.load(Native Method)
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1928)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1854)
at java.lang.Runtime.loadLibrary0(Runtime.java:845)
at java.lang.System.loadLibrary(System.java:1084)
at jcuda.LibUtils.loadLibrary(LibUtils.java:94)
at jcuda.jcublas.JCublas.initialize(JCublas.java:82)
at jcuda.jcublas.JCublas.<clinit>(JCublas.java:70)
at matrix.jcuda.JCublasMatrixInvert.main(JCublasMatrixInvert.java:34)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
Exception in thread "main" java.lang.UnsatisfiedLinkError: Could not load the native library
at jcuda.LibUtils.loadLibrary(LibUtils.java:129)
at jcuda.jcublas.JCublas.initialize(JCublas.java:82)
at jcuda.jcublas.JCublas.<clinit>(JCublas.java:70)
at matrix.jcuda.JCublasMatrixInvert.main(JCublasMatrixInvert.java:34)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
Process finished with exit code 1
我可以在路径上看到据称丢失的 dll
F:\Projects\Java\learning\out\production\learning\JCublas-windows-x86_64.dll
我错过了什么?我究竟做错了什么?任何成功运行此示例的人都可以告诉我吗?谢谢。