{"description":"\u2160. \u306f\u3058\u3081\u306b \u2161. \u3084\u308a\u65b9\uff08\u7c21\u6613\u7248\uff09 \u66f8\u304d\u8fbc\u307f\u901f\u5ea6 \u8aad\u307f\u8fbc\u307f\u901f\u5ea6 \u2162. \u3084\u308a\u65b9\uff08fio\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\uff09 \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb \u66f8\u304d\u8fbc\u307f\u901f\u5ea6\uff08random write) \u8aad\u307f\u8fbc\u307f\u901f\u5ea6(random read) \u305d\u306e\u4ed6 \u2160. \u306f\u3058\u3081\u306b \u30bf\u30a4\u30c8\u30eb\u306e\u901a\u308a\u300cLinux\u3067\u30c7\u30a3\u30b9\u30af\u8aad\u66f8\u901f\u5ea6\u3092\u6e2c\u5b9a\u3059\u308b\u65b9\u6cd5\u300d\u3067\u3059\u3002 \u2161. \u3084\u308a\u65b9\uff08\u7c21\u6613\u7248\uff09 \u66f8\u304d\u8fbc\u307f\u901f\u5ea6 $ dd if=/dev/zero of=benchmark bs=64K count=32K conv=fdatasync 32768+0 records in 32768+0 records out 2147483648 bytes (2.1 GB) copied\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkagasu.hatenablog.com%2Fentry%2F2018%2F02%2F11%2F142638\" title=\"Linux\u3067\u30c7\u30a3\u30b9\u30af\u8aad\u66f8\u901f\u5ea6\u3092\u6e2c\u5b9a\uff08\u30d9\u30f3\u30c1\u30de\u30fc\u30af\uff09\u3059\u308b\u65b9\u6cd5 - \u5099\u5fd8\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","blog_url":"https://kagasu.hatenablog.com/","published":"2018-02-11 14:26:38","author_name":"kagasu","title":"Linux\u3067\u30c7\u30a3\u30b9\u30af\u8aad\u66f8\u901f\u5ea6\u3092\u6e2c\u5b9a\uff08\u30d9\u30f3\u30c1\u30de\u30fc\u30af\uff09\u3059\u308b\u65b9\u6cd5","blog_title":"\u5099\u5fd8\u9332","width":"100%","version":"1.0","author_url":"https://blog.hatena.ne.jp/kagasu/","categories":["Linux"],"provider_name":"Hatena Blog","height":"190","image_url":null,"url":"https://kagasu.hatenablog.com/entry/2018/02/11/142638","provider_url":"https://hatena.blog"}