But if my Filesystem is up & running fine... do I have to worry at all or will the copy (ftp transfer) of hdfs will be enough.
2011/6/16 Steve Loughran <[email protected]> > On 15/06/11 15:54, MilleBii wrote: > >> Thx. >> >> #1 don't understand the "edit logs" remark. >> > > well, that's something you need to work on as its the key to keeping your > cluster working. The edit log is the journal of changes made to a namenode, > which gets streamed to HDD and your secondary Namenode. After a NN restart, > it has to replay all changes since the last checkpoint to get its directory > structure up to date. Lose the edit log and you may as well reformat the > disks. > -- -MilleBii-
