Buffer Temp Storage Path
The Buffer Temporary Storage Path that SSIS uses to spool temporary data to disk when it runs out of memory.
Defaults to the TEMP environmental variable. That normally means the user context temporary storage location on the C: drive.
If the data flows spill buffer data to disk, update this value to a location with enough space and speed for the load to succeed
Notes:
- This setting is part of the SSIS settings category.