srcReplication 3 pick files for RAID only if their replication factor is greater than or equal to this value. targetReplication 2 after RAIDing, decrease the replication factor of a file to this value. metaReplication 2 the replication factor of the RAID meta file modTimePeriod 3600000 time (milliseconds) after a file is modified to make it a candidate for RAIDing targetReplication 1 after RAIDing, decrease the replication factor of a file to this value. metaReplication 2 the replication factor of the RAID meta file modTimePeriod 3600000 time (milliseconds) after a file is modified to make it a candidate for RAIDing