Finally done! We need to remove the filesystem before we try to format it! It seems that format command will not totally re-format the filesystem if there is alredy one.
Hopefully others will not meet the same problem from me. :=) David David Wei 写道: > I think my config is okay regarding this temp folder. I just used the > default setting of hadoop for temp folder. > Right now I found that the problem is following: > > 2008-10-17 01:52:57,167* FATAL *org.apache.hadoop.dfs.StateChange: > BLOCK* NameSystem.getDatanode: Data node 192.168.49.148:50010 is > attempting to report storage ID > DS-2140035130-127.0.0.1-50010-1223898963914. Node 192.168.55.104:50010 > is expected to serve this storage. > > trying following steps: > 1. Ensure every node's setting identical > 2. Format every node again > 3. Remove temp folders on each node > 4. Ensure the master and slaves can ssh to each others without password > 5. Restart the whole cluster > > But the same situation... ... :=( > > David > > [EMAIL PROTECTED] 写道: > >> have you config the property hadoop.tmp.dir in the configaration >> conf/hadoop-site.xml? >> the somefile will be stored in that directory。may be you could try to rm >> that directory and >> "bin/hadoop namenode -format" again. i meet the same problem.and i just do >> the same thing. >> it runs ok. >> >> 2008-10-16 >> >> >> >> [EMAIL PROTECTED] >> >> > > > >
