according to SNIA v2.0.1, document link: [tbd]
according to section 7.2 psedo code
R/W Mix: 100/0, 95/5, 65/35, 50/50, 35/65, 5/95, 0/100
bs(block size:KiB): 0.5,4,8,16,32,64,128,1024
For PTS-E, WCD and AR=100:
PTS-E: eSSD, disable write cache, apply AR = 100
For PTS-C, WCE and AR=75
:
PTS-C: cSSD, enable write cache, apply AR = 75