As it clearly says, check the file permissions of your input directory (* /hama/input/center/*). Also whether you want the input on local file-sytem or DFS.
+Vinod On Fri, Feb 1, 2013 at 12:59 AM, Anbarasan Murthy <anbarasa...@hcl.com>wrote: > The following line in KMeansBSP.java throws the FileNotFoundException **** > > SequenceFile.Writer centerWriter = SequenceFile.createWriter(fs,**** > > conf, center, VectorWritable.*class*, NullWritable.*class*,**** > > CompressionType.NONE);**** > > ** ** > > I am getting the below exception message when I tried executing HAMA > KMeans machine learning algorithm. **** > > ** ** > > $ bin/hama jar hama-examples-0.6.0.jar kmeans /hama/input/ /hama/output 10 > 6 -g 600 60**** > > N: 600 Dimension: 60 Iterations: 10**** > > *java.io.FileNotFoundException: /hama/input/center/.cen.seq.crc > (Permission denied)* > > at java.io.FileOutputStream.open(Native Method)**** > > at java.io.FileOutputStream.<init>(FileOutputStream.java:209)**** > > at > org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.<init>(RawLocalFileSystem.java:188) > **** > > at > org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.<init>(RawLocalFileSystem.java:184) > **** > > at > org.apache.hadoop.fs.RawLocalFileSystem.create(RawLocalFileSystem.java:255) > **** > > at > org.apache.hadoop.fs.RawLocalFileSystem.create(RawLocalFileSystem.java:236) > **** > > at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:536)**** > > at > org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.<init>(ChecksumFileSystem.java:338) > **** > > at > org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:381) > **** > > at > org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:364) > **** > > at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:555)**** > > at > org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:892)**** > > at > org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:393)**** > > *at > org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:284)* > > at > org.apache.hama.ml.kmeans.KMeansBSP.prepareInput(KMeansBSP.java:462)**** > > at org.apache.hama.examples.Kmeans.main(Kmeans.java:85)**** > > 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:616)**** > > at > org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68) > **** > > at > org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)**** > > at > org.apache.hama.examples.ExampleDriver.main(ExampleDriver.java:40)**** > > 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:616)**** > > at org.apache.hama.util.RunJar.main(RunJar.java:147)**** > > ** ** > > ** ** > > Need help in this regard.**** > > ** ** > > ** ** > > Thanks,**** > > Anbu.**** > > ** ** > > > > ::DISCLAIMER:: > > ---------------------------------------------------------------------------------------------------------------------------------------------------- > > The contents of this e-mail and any attachment(s) are confidential and > intended for the named recipient(s) only. > E-mail transmission is not guaranteed to be secure or error-free as > information could be intercepted, corrupted, > lost, destroyed, arrive late or incomplete, or may contain viruses in > transmission. The e mail and its contents > (with or without referred errors) shall therefore not attach any liability > on the originator or HCL or its affiliates. > Views or opinions, if any, presented in this email are solely those of the > author and may not necessarily reflect the > views or opinions of HCL or its affiliates. Any form of reproduction, > dissemination, copying, disclosure, modification, > distribution and / or publication of this message without the prior > written consent of authorized representative of > HCL is strictly prohibited. If you have received this email in error > please delete it and notify the sender immediately. > Before opening any email and/or attachments, please check them for viruses > and other defects. > > > ---------------------------------------------------------------------------------------------------------------------------------------------------- > -- +Vinod Hortonworks Inc. http://hortonworks.com/
