Utility to Run a HDFS filesystem checking in Hadoop
hdfs fsck command.
Eg. Runs a HDFS filesystem checking utility. See fsck for more info. Usage: hdfs fsck [GENERIC_OPTIONS] <path> [-list-corruptfileblocks | [-move | -delete | -openforwrite] [-files [-blocks [-locations | -racks]]]] [-includeSnapshots] COMMAND_OPTION Description path Start checking from this path. -move Move corrupted files to /lost+found -delete Delete corrupted files. -files Print out files being checked. -openforwrite Print out files opened for write. -includeSnapshots Include snapshot data if the given path indicates a snapshottable directory or there are snapshottable directories under it. -list-corruptfileblocks Print out list of missing blocks and files they belong to. -blocks Print out block report. -locations Print out locations for every block. -racks Print out network topology for data-node locations.