man page **htools**(1) for more details about this option.
-t *datafile*, --text-data=*datafile*
- The name of the file holding cluster information, to override the
- data in the JSON request itself. This is mostly used for debugging.
+ The name of the file holding cluster information, to override the data
+ in the JSON request itself. This is mostly used for debugging. The
+ format of the file is described in the man page **htools**(1).
--simulate *description*
- Similar to the **-t** option, this allows overriding the cluster
- data with a simulated cluster. For details about the description,
- see the man page **hspace**(1).
+ Backend specification: similar to the **-t** option, this allows
+ overriding the cluster data with a simulated cluster. For details
+ about the description, see the man page **htools**(1).
-S *filename*, --save-cluster=*filename*
If given, the state of the cluster before and the iallocator run is
saved to a file named *filename.pre-ialloc*, respectively
*filename.post-ialloc*. This allows re-feeding the cluster state to
- any of the htools utilities.
+ any of the htools utilities via the ``-t`` option.
-v
This option increases verbosity and can be used for debugging in order