For Single seat you can asign greater buffer because you only get i timeshifting everytime.
If singleseat you can set 1600mb for 1 tuner, but if you plan to use more then 1 client then you need setup as you described.
If singleseat you can set 1600mb for 1 tuner, but if you plan to use more then 1 client then you need setup as you described.