mdtidx=${client_indexes[$idx]}
echo "=======> Create $dir_count directories on $client_name" >> $workf
destroy_directories $host $devno $dir_count $tmpf $mdtidx
mdtidx=${client_indexes[$idx]}
echo "=======> Create $dir_count directories on $client_name" >> $workf
destroy_directories $host $devno $dir_count $tmpf $mdtidx