Why does "fio write" change the performance of "fio read"
I have a P4600 2TB NVMe SSD. Right after I used Intel SSD toolbox to secure erase it, fio reports 4kB random read at 809K IOPS. sudo fio --name=dummy --size=10G --filename=/dev/nvme0n1 --ioengine=libaio --direct=1 --rw=randread -bs=4k** --iodepth=64...