WDC WD40NPZZ+ext4 Sequential read+Random write performance

WDC WD40NPZZ+ext4 Sequential read+Random write performance
Seq Q32T1 R: 100MB/s
Seq Q32T1 R: 96MB/s
Seq Q32T1 R: 99MB/s
Seq Q32T1 R: 100MB/s
Seq Q32T1 R: 99MB/s
--start Random async write--
Seq Q32T1 R: 97MB/s
Seq Q32T1 R: 94MB/s
Seq Q32T1 R: 97MB/s
Seq Q32T1 R: 94MB/s
Seq Q32T1 R: 98MB/s
Seq Q32T1 R: 94MB/s
Seq Q32T1 R: 97MB/s
--start Random sync write--
Seq Q32T1 R: 51MB/s
Seq Q32T1 R: 23MB/s
Seq Q32T1 R: 23MB/s
Seq Q32T1 R: 22MB/s
Seq Q32T1 R: 23MB/s
Seq Q32T1 R: 22MB/s
Seq Q32T1 R: 22MB/s
Seq Q32T1 R: 23MB/s
Seq Q32T1 R: 24MB/s
--start fsync --
Seq Q32T1 R: 7.95MB/s
Seq Q32T1 R: 8.90MB/s
Seq Q32T1 R: 6.91MB/s
Seq Q32T1 R: 15MB/s
Seq Q32T1 R: 8.10MB/s
Seq Q32T1 R: 17MB/s
Seq Q32T1 R: 36MB/s
Seq Q32T1 R: 28MB/s
Seq Q32T1 R: 44MB/s
Seq Q32T1 R: 53MB/s
Seq Q32T1 R: 24MB/s
Seq Q32T1 R: 27MB/s