question: run du on local drives . it must be synchronized from caller . concode_field_sep FsVolumeImpl volume concode_elem_sep File tmpDir concode_elem_sep DU dfsUsage concode_elem_sep File rbwDir concode_elem_sep File currentDir concode_elem_sep String bpid concode_elem_sep LDir finalizedDir concode_field_sep File getFinalizedDir concode_elem_sep File getRbwDir concode_elem_sep void clearPath concode_elem_sep File createRbwFile concode_elem_sep File createTmpFile concode_elem_sep void addToReplicasMap concode_elem_sep long validateIntegrity concode_elem_sep void checkDirs concode_elem_sep File addBlock concode_elem_sep File getDirectory concode_elem_sep String toString concode_elem_sep void getVolumeMap concode_elem_sep void shutdown concode_elem_sep long getDfsUsed
target: void function ( long arg0 ) { dfsUsage . decDfsUsed ( arg0 ) ; }