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funwarioisii/howto-calc-write-speed.md

Created July 8, 2023 03:36
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howto-calc-write-speed.md

外部ストレージへの書き込み速度を調べる

環境は macOS 13.4.1

dd if=/dev/zero bs=1024k of=/Volumes/Untitled/testfile count=1024
1024+0 records in
1024+0 records out
1073741824 bytes transferred in 12.298094 secs (87309613 bytes/sec)

dd コマンドで測定までやってくれるんだねー。

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