Changes between Version 1 and Version 2 of waue/2011/0803

Timestamp:

Aug 3, 2011, 5:21:22 PM (13 years ago)

Author:

waue

Comment:

--

waue/2011/0803

@@ +1 @@
+
+ * error log
 
 {{{
-$ vim /opt/hadoop-0.20/src/hdfs/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
+#!text
+org.apache.jasper.JasperException: Unable to compile class for JSP: 
+
+An error occurred at line: 128 in the jsp file: /dfshealth.jsp
+The method getFSImage() from the type FSNamesystem is not visible
+125:              HttpServletRequest request)
+126:   throws IOException {
+127:      long underReplicatedBlocks = fsn.getUnderReplicatedBlocks();
+128:      FSImage fsImage = fsn.getFSImage();
+129:      
+130: 
+131:      List<Storage.StorageDirectory> removedStorageDirs = fsImage.getRemovedStorageDirs();
+
+
+An error occurred at line: 131 in the jsp file: /dfshealth.jsp
+The method getRemovedStorageDirs() from the type FSImage is not visible
+128:      FSImage fsImage = fsn.getFSImage();
+129:      
+130: 
+131:      List<Storage.StorageDirectory> removedStorageDirs = fsImage.getRemovedStorageDirs();
+132:      String storageDirsSizeStr="", removedStorageDirsSizeStr="", storageDirsStr="", removedStorageDirsStr="", storageDirsDiv="", removedStorageDirsDiv="";
+133: 
+134:      //FS Image storage configuration
+
+
+Stacktrace:
+        org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:97)
+        org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330)
+        org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:457)
+        org.apache.jasper.compiler.Compiler.compile(Compiler.java:378)
+        org.apache.jasper.compiler.Compiler.compile(Compiler.java:353)
+        org.apache.jasper.compiler.Compiler.compile(Compiler.java:340)
+        org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:644)
+        org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:358)
+        org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:389)
+        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:333)
+        javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
+
+
 
 }}}
 
+
+ *  解決 dfshealth.jsp 的  bug
+
+ * vim /opt/hadoop-0.20/src/hdfs/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
+
 {{{
-#!text
+#!java
   public FSImage getFSImage() {
     return dir.fsImage;
@@ -12 +57 @@
 
 }}}
+
+ * /opt/hadoop-0.20/src/hdfs/org/apache/hadoop/hdfs/server/namenode/FSImage.java
+
+{{{
+#!java
+..(208)
+  public List<StorageDirectory> getRemovedStorageDirs() {
+          return this.removedStorageDirs;
+  }
+}}}