1 From the Unitrends backup system, select Settings > System, Updates, and Licensing > General Configuration [Advanced].
2 Select the iSeries Agent folder.
3 To modify the processing mode, click Threading to change this setting. Set to 1 for parallel or 0 for serial, then click Confirm to save.
4 To modify the maximum file size, Click MaxBlockSize and enter the desired size in bytes. Click Confirm to save.
• To avoid backing up files individually, set this value to accommodate the largest IFS directory.
• To use an unlimited MaxBlockSize, set this value to -1.
• To back up all files individually, set this value to 0.
5 Click Close to exit.