Moving a Db2 data set
You can move Db2 data by using the RECOVER, REORG, or DSN1COPY utilities, or by using non-Db2 facilities, such as DFSMSdss.
Both the Db2 utilities and the non-Db2 tools can be used while Db2 is running, but the space to be moved should be stopped to prevent users from accessing it.
If you use storage groups, then you can change the storage group definition to include the new volumes.
The following procedures differ mainly in that the first procedure assumes that you do not want to reorganize or recover the data. Generally, this means that the first procedure is faster. In all cases, make sure that there is enough space on the target volume to accommodate the data set.
Choose between the following methods for moving data sets: