Hi Xiao, Are you sure that your secondary namenode was properly running before the dataloss event?
Did you configure multiple dfs.name.dirs for your NN? -Todd P.S I moved this thread to common-user - probably a better place than -general. On Sun, Feb 21, 2010 at 8:20 PM, xiao yang <yangxiao9...@gmail.com> wrote: > My namenode failed, and I can't find data back on this machine. > I have look into the data directory in secondary namenode, but the > "name" directory is empty. > What should I do? > > Thanks! > Xiao >