SSDとかUSBメモリとかの容量のテストをする

H2testwってやつを使うらしい。

H2TestW- Download

Test finished without errors.
You can now delete the test files *.h2w or verify them again.
Writing speed: 18.0 MByte/s
Reading speed: 120 MByte/s
H2testw v1.4

Test finished without errors.
You can now delete the test files *.h2w or verify them again.
Writing speed: 17.6 MByte/s
Reading speed: 114 MByte/s
H2testw v1.4

Test finished without errors.
You can now delete the test files *.h2w or verify them again.
Writing speed: 17.6 MByte/s
Reading speed: 121 MByte/s
H2testw v1.4