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Hadoop help.
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| [user@dn1-r178u1 ~]$ hadoop --help | |
| Error: No command named `--help' was found. Perhaps you meant `hadoop -help' | |
| [user@dn1-r178u1 ~]$ hadoop -help | |
| Error: No command named `-help' was found. Perhaps you meant `hadoop help' | |
| [user@dn1-r178u1 ~]$ hadoop help | |
| Exception in thread "main" java.lang.NoClassDefFoundError: help | |
| Caused by: java.lang.ClassNotFoundException: help | |
| at java.net.URLClassLoader$1.run(URLClassLoader.java:202) | |
| at java.security.AccessController.doPrivileged(Native Method) | |
| at java.net.URLClassLoader.findClass(URLClassLoader.java:190) | |
| at java.lang.ClassLoader.loadClass(ClassLoader.java:306) | |
| at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) | |
| at java.lang.ClassLoader.loadClass(ClassLoader.java:247) | |
| Could not find the main class: help. Program will exit. |
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