@大法师 Debian11 test emmc speed
root@coolpi:/home/coolpi# hdparm -t --direct /dev/mmcblk0
/dev/mmcblk0:
Timing O_DIRECT disk reads: 456 MB in 3.00 seconds = 151.88 MB/sec
cpu with performance mode test:
root@coolpi:/home/coolpi# hdparm -t --direct /dev/mmcblk0
/dev/mmcblk0:
Timing O_DIRECT disk reads: 738 MB in 3.00 seconds = 245.67 MB/sec
