| Pre_alloc OCM            | linebuffer(may SWAP later)   | ringbuffer   | parameter          |
|:-------------------------|:-----------------------------|:-------------|:-------------------|
| size(ratio of whole OCM) | 146432(7.0)%                 | 0(0.0)%      | 605440(28.9)%      |
| range                    | (1345280, 1491712)           | (None, None) | (1491712, 2097152) | 

| Pre_alloc DDR   |   ringbuffer |   feature_swap |
|:----------------|-------------:|---------------:|
| size(M)         |         0.00 |           0.00 |