{"id":8464,"date":"2024-06-10T18:03:27","date_gmt":"2024-06-10T09:03:27","guid":{"rendered":"https:\/\/www.prime-strategy.co.jp\/column\/?p=8464"},"modified":"2026-02-17T01:31:20","modified_gmt":"2026-02-16T16:31:20","slug":"kusanagi-%e3%81%a7%e4%bd%bf%e3%81%88%e3%82%8b%e4%bf%9d%e5%ae%88%e5%90%91%e3%81%91%e3%82%b3%e3%83%9e%e3%83%b3%e3%83%89%ef%bc%88iotop%e7%b7%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/kusanagi.tokyo\/column\/archives\/column_8464","title":{"rendered":"KUSANAGI \u3067\u4f7f\u3048\u308b\u4fdd\u5b88\u5411\u3051\u30b3\u30de\u30f3\u30c9\uff08iotop\u7de8\uff09"},"content":{"rendered":"\n<p>\u4eca\u56de\u306f\u3001\u30c7\u30a3\u30b9\u30af\u306eIO\u3067\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u5f79\u7acb\u3064 iotop \u30b3\u30de\u30f3\u30c9\u3092\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br>KUSANAGI \u306b\u306f\u3001IO\u95a2\u9023\u306e\u30b3\u30de\u30f3\u30c9\u3068\u3057\u3066\u4ed6\u306b\u3082 dstat \u30b3\u30de\u30f3\u30c9\u3082\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001dstat \u30b3\u30de\u30f3\u30c9\u304cIO\u5168\u4f53\u306e\u72b6\u6cc1\u628a\u63e1\u306b\u5f79\u7acb\u3064\u306e\u306b\u5bfe\u3057\u3001iotop \u30b3\u30de\u30f3\u30c9\u306f\u3069\u306e\u30d7\u30ed\u30bb\u30b9\u3067IO\u304c\u767a\u751f\u3057\u3001\u305d\u308c\u304c\u3069\u306e\u7a0b\u5ea6\u3067\u3042\u308b\u306e\u304b\u3092\u660e\u793a\u3057\u3066\u304f\u308c\u308b\u306e\u3067\u3001\u3069\u306e\u30d7\u30ed\u30bb\u30b9\u304cIO\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3068\u306a\u3063\u3066\u3044\u308b\u304b\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<br>\u305f\u3060\u3057\u3001KUSANAGI \u306b\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067 iotop \u30b3\u30de\u30f3\u30c9\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u306e\u3067\u3001\u5225\u9014\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3068\u3044\u3063\u3066\u3082 base \u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3057\u3001\u4f9d\u5b58\u95a2\u4fc2\u3082\u306a\u304f\u8efd\u91cf\u306a\u306e\u3067 dnf \u30b3\u30de\u30f3\u30c9\u3067\u3059\u3050\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>dnf install iotop<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"iotop%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%81%AE%E8%A6%8B%E6%96%B9\"><\/span>iotop\u30b3\u30de\u30f3\u30c9\u306e\u898b\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>iotop \u30b3\u30de\u30f3\u30c9\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u3057\u3067\u3082\u3042\u308b\u7a0b\u5ea6\u554f\u984c\u306a\u304f\u4f7f\u3048\u307e\u3059\u3002\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u306a\u3044\u5834\u5408\u306f\u30011\u79d2\u9593\u9694\u3067\u66f4\u65b0\u3055\u308c\u3066\u305d\u306e\u9593\u306b\u767a\u751f\u3057\u305f\u30d7\u30ed\u30bb\u30b9\u3054\u3068\u306e\u30ea\u30fc\u30c9\u3001\u30e9\u30a4\u30c8\u3001\u30b9\u30ef\u30c3\u30d7\u30a4\u30f3\u3001IO\u306e\u5272\u5408\u3092\u8868\u793a\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>Total DISK READ :     103.68 K\/s | Total DISK WRITE :       2.41 M\/s\nActual DISK READ:     103.68 K\/s | Actual DISK WRITE:     453.14 K\/s\n   TID  PRIO  USER     DISK READ  DISK WRITE  SWAPIN     IO&gt;    COMMAND\n113608 be\/4 mysql       0.00 B\/s    0.00 B\/s  0.00 %  0.28 % mysqld --basedir=\/usr --datad~ea-99d0-e3e536f0ef8a:299276509\n113628 be\/4 mysql       0.00 B\/s  430.10 K\/s  0.00 %  0.19 % mysqld --basedir=\/usr --datad~ea-99d0-e3e536f0ef8a:299276509\n 86133 be\/4 httpd      57.60 K\/s  844.83 K\/s  0.00 %  0.16 % nginx: worker process\n 86131 be\/4 httpd      46.08 K\/s    0.00 B\/s  0.00 %  0.14 % nginx: worker process\n  2227 be\/4 root        0.00 B\/s    3.84 K\/s  0.00 %  0.07 % monit -I<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%BD%E3%83%BC%E3%83%88%E3%81%AE%E5%A4%89%E6%9B%B4\"><\/span>\u30bd\u30fc\u30c8\u306e\u5909\u66f4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u5f8c\u306e\u521d\u671f\u306fIO\u306e\u964d\u9806\u3067\u306e\u8868\u793a\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u9805\u76ee\u540d\u304c\u30cf\u30a4\u30e9\u30a4\u30c8\u8868\u793a\u3055\u308c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"677\" height=\"54\" src=\"https:\/\/www.prime-strategy.co.jp\/column\/wp-content\/uploads\/2024\/06\/image-1.png\" alt=\"\" class=\"wp-image-8466\" srcset=\"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2024\/06\/image-1.png 677w, https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2024\/06\/image-1-300x24.png 300w\" sizes=\"auto, (max-width: 677px) 100vw, 677px\" \/><\/figure>\n\n\n\n<p>\u30bd\u30fc\u30c8\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u3001\u30ad\u30fc\u30dc\u30fc\u30c9\u306e\u5de6\u53f3\u30ab\u30fc\u30bd\u30eb\u3067\u5909\u66f4\u53ef\u80fd\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u3053\u308c\u3067\u30ea\u30fc\u30c9\u3001\u30e9\u30a4\u30c8\u3001\u30b9\u30ef\u30c3\u30d7\u30a4\u30f3\u9806\u3067\u306e\u8868\u793a\u306b\u5207\u308a\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"672\" height=\"55\" src=\"https:\/\/www.prime-strategy.co.jp\/column\/wp-content\/uploads\/2024\/06\/image-2.png\" alt=\"\" class=\"wp-image-8467\" srcset=\"https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2024\/06\/image-2.png 672w, https:\/\/kusanagi.tokyo\/column\/wp-content\/uploads\/2024\/06\/image-2-300x25.png 300w\" sizes=\"auto, (max-width: 672px) 100vw, 672px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BF%9D%E5%AE%88%E6%99%82%E3%81%AB%E4%BD%BF%E3%81%88%E3%82%8B%E4%B8%BB%E3%81%AA%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3\"><\/span>\u4fdd\u5b88\u6642\u306b\u4f7f\u3048\u308b\u4e3b\u306a\u30aa\u30d7\u30b7\u30e7\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>iotop \u306b\u306f\u3001\u6307\u5b9a\u3067\u304d\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u4e2d\u3067\u79c1\u304c\u3088\u304f\u4f7f\u3046\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u304a\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>  --version             show program&#39;s version number and exit\n  -h, --help            show this help message and exit\n  -o, --only            only show processes or threads actually doing I\/O\n  -b, --batch           non-interactive mode\n  -n NUM, --iter=NUM    number of iterations before ending [infinite]\n  -d SEC, --delay=SEC   delay between iterations [1 second]\n  -p PID, --pid=PID     processes\/threads to monitor [all]\n  -u USER, --user=USER  users to monitor [all]\n  -P, --processes       only show processes, not all threads\n  -a, --accumulated     show accumulated I\/O instead of bandwidth\n  -k, --kilobytes       use kilobytes instead of a human friendly unit\n  -t, --time            add a timestamp on each line (implies --batch)\n  -q, --quiet           suppress some lines of header (implies --batch)<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"IO%E3%81%8C%E7%99%BA%E7%94%9F%E3%81%97%E3%81%9F%E3%83%97%E3%83%AD%E3%82%BB%E3%82%B9%E3%81%AE%E3%81%BF%E8%A1%A8%E7%A4%BA%E3%81%99%E3%82%8B_o_%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3\"><\/span>IO\u304c\u767a\u751f\u3057\u305f\u30d7\u30ed\u30bb\u30b9\u306e\u307f\u8868\u793a\u3059\u308b o \u30aa\u30d7\u30b7\u30e7\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001\u5168\u30d7\u30ed\u30bb\u30b9\u3092\u8868\u793a\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001o \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001IO\u304c\u767a\u751f\u3057\u305f\u30d7\u30ed\u30bb\u30b9\u306e\u307f\u306e\u8868\u793a\u306b\u7d5e\u308a\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002IO\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u628a\u63e1\u306e\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001IO\u304c\u767a\u751f\u3057\u3066\u3044\u306a\u3044\u30d7\u30ed\u30bb\u30b9\u306e\u60c5\u5831\u306f\u4e0d\u8981\u306a\u306e\u3067\u3001\u6307\u5b9a\u3057\u3066\u304a\u3044\u305f\u307b\u3046\u304c\u898b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<br>\u306a\u304a\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u306a\u3044\u3067\u3082\u3001\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u5f8c\u306b o \u30ad\u30fc\u3092\u62bc\u3059\u3053\u3068\u3067\u7d5e\u308a\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3001\u899a\u3048\u3066\u304a\u304f\u3068\u3044\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>iotop -o<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%9B%B4%E6%96%B0%E9%96%93%E9%9A%94%E3%82%92%E6%8C%87%E5%AE%9A%E3%81%99%E3%82%8B_d_%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3\"><\/span>\u66f4\u65b0\u9593\u9694\u3092\u6307\u5b9a\u3059\u308b d \u30aa\u30d7\u30b7\u30e7\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30c7\u30d5\u30a9\u30eb\u30c8\u306e1\u79d2\u9593\u9694\u3067\u306e\u66f4\u65b0\u3067\u306f\u76ee\u304c\u8ffd\u3044\u3064\u304b\u306a\u3044\u5834\u5408\u306f\u3001d \u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u66f4\u65b0\u9593\u9694\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br>o \u30aa\u30d7\u30b7\u30e7\u30f3\u3068 d \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f75\u7528\u3059\u308b\u3068\u3001\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u76f4\u5f8c\u306e\u8868\u793a\u306e\u30d7\u30ed\u30bb\u30b9\u6570\u304c\u6975\u7aef\u306b\u5c11\u306a\u3044\u3053\u3068\u306b\u6c17\u304c\u4ed8\u304d\u307e\u3059\u3002\u5b9f\u884c\u76f4\u5f8c\u306f\u66f4\u65b0\u9593\u3067\u306e\u5b9f\u7e3e\u304c\u53d6\u308c\u306a\u3044\u305f\u3081\u3001\u307b\u307c\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u6642\u306e\u77ac\u9593\u306e\u72b6\u6cc1\u306e\u307f\u304c\u8868\u793a\u3055\u308c\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>iotop -d 3<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E9%9D%9E%E3%82%A4%E3%83%B3%E3%82%BF%E3%83%A9%E3%82%AF%E3%83%86%E3%82%A3%E3%83%96%E3%83%A2%E3%83%BC%E3%83%89%E3%81%AE_b_%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3%E3%80%81%E6%9B%B4%E6%96%B0%E5%9B%9E%E6%95%B0%E3%82%92%E6%8C%87%E5%AE%9A%E3%81%99%E3%82%8B_n_%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3\"><\/span>\u975e\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30e2\u30fc\u30c9\u306e b \u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u66f4\u65b0\u56de\u6570\u3092\u6307\u5b9a\u3059\u308b n \u30aa\u30d7\u30b7\u30e7\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u753b\u9762\u3092\u518d\u63cf\u753b\u3057\u3066\u66f4\u65b0\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001b \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308b\u3068\u518d\u63cf\u753b\u3067\u306f\u306a\u304f\u8ffd\u8a18\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br>iotop \u306e\u7d50\u679c\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3088\u3046\u306a\u5834\u5408\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30e2\u30fc\u30c9\u3060\u3068\u6587\u5b57\u5316\u3051\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3001b \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u304a\u304f\u3068\u898b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001n \u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u66f4\u65b0\u3059\u308b\u56de\u6570\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u306e\u3067\u3042\u308c\u3070\u3001\uff081\u56de\u3060\u3068\u5148\u306b\u66f8\u3044\u305f\u3088\u3046\u306b\u30b3\u30de\u30f3\u30c9\u5b9f\u884c\u76f4\u5f8c\u306e\u60c5\u5831\u3057\u304b\u53d6\u5f97\u3057\u3066\u304f\u308c\u306a\u3044\u306e\u30672\u56de\u304c\u9069\u5f53\u3067\u3059\uff09\u56de\u6570\u3057\u3066\u3057\u3066\u304a\u3051\u3070\u5fc5\u8981\u306a\u60c5\u5831\u3092\u53d6\u5f97\u3057\u305f\u6bb5\u968e\u3067\u7d42\u4e86\u3068\u306a\u308b\u306e\u3067\u4fbf\u5229\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism off-numbers lang-plain\"><code>iotop -o -b -n 2 -d 3 &gt; io.txt<\/code><\/pre><\/div>\n\n\n\n<p>\u7d39\u4ecb\u3057\u3066\u304d\u305f\u3088\u3046\u306b iotop \u30b3\u30de\u30f3\u30c9\u306f\u3001IO \u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u5207\u308a\u5206\u3051\u3092\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u5f37\u529b\u306a\u30b3\u30de\u30f3\u30c9\u3067\u3059\u3002<br>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u306a\u3044\u3088\u3046\u3067\u3042\u308c\u3070\u3001\u662f\u975e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066KUSANAGI\u3092\u4f7f\u3044\u3053\u306a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u56de\u306f\u3001\u30c7\u30a3\u30b9\u30af\u306eIO\u3067\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u5f79\u7acb\u3064 iotop \u30b3\u30de\u30f3\u30c9\u3092\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002KUSANAGI \u306b\u306f\u3001IO\u95a2\u9023\u306e\u30b3\u30de ... <a title=\"KUSANAGI \u3067\u4f7f\u3048\u308b\u4fdd\u5b88\u5411\u3051\u30b3\u30de\u30f3\u30c9\uff08iotop\u7de8\uff09\" class=\"read-more\" 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