{"id":359,"date":"2018-05-15T01:32:45","date_gmt":"2018-05-14T16:32:45","guid":{"rendered":"http:\/\/www7390uo.sakura.ne.jp\/wordpress\/?p=359"},"modified":"2022-07-17T11:33:53","modified_gmt":"2022-07-17T02:33:53","slug":"%e6%8c%87%e5%ae%9a%e3%81%97%e3%81%9f%e6%99%82%e5%88%bb%e3%81%ablinux%e3%83%9e%e3%82%b7%e3%83%b3%e3%82%92%e8%87%aa%e5%8b%95%e7%9a%84%e3%81%ab%e8%b5%b7%e5%8b%95","status":"publish","type":"post","link":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/archives\/359","title":{"rendered":"\u6307\u5b9a\u306e\u6642\u523b\u306bLinux\u30de\u30b7\u30f3\u3092\u81ea\u52d5\u8d77\u52d5"},"content":{"rendered":"\n<p>OS: Ubuntu Server 14.04<br>\u30de\u30b6\u30fc\u30dc\u30fc\u30c9: FH97<\/p>\n\n\n\n<p>\u4f55\u3092\u5dee\u3057\u7f6e\u3044\u3066\u3082\u307e\u305a\u306f\u3053\u306e\u6a5f\u80fd\u304c\u4f7f\u3048\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u304b\u3081\u3066\u304a\u304b\u306d\u3070\u306a\u3089\u306a\u3044\u3002\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u306e\u4e2d\u8eab\u3092rtc\u3068\u3044\u3046\u5358\u8a9e\u3067\u63a2\u7d22\u3057\u3066\u3084\u308b\u3068\u3088\u3044\u3088\u3046\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">$ grep -i rtc \/var\/log\/kern.log\nApr 28 22:45:14 guro-desktop kernel: [    1.607344] rtc_cmos 00:06: <strong class=\"orange\">RTC can wake from S4<\/strong><\/pre>\n\n\n\n<p>RTC can wake from S4\u3068\u3044\u3046\u3053\u3068\u3060\u304b\u3089S4(\u30cf\u30a4\u30d0\u30cd\u30fc\u30b7\u30e7\u30f3)\u304b\u3089\u306e\u5fa9\u5e30\u304c\u53ef\u80fd\u3067\u3042\u308b\u3088\u3046\u3067\u3042\u308b\u3002\u3042\u3068\u306f\u8d77\u52d5\u3057\u305f\u3044\u6642\u523b\u3092<code>\/sys\/class\/rtc\/rtc0\/wakealarm<\/code>\u3078\u653e\u308a\u8fbc\u3093\u3067\u3086\u304f\u3002\u653e\u308a\u8fbc\u3080\u6642\u523b\u306fUNIX\u6642\u9593\u306e\u5f62\u5f0f\u3067\u3042\u308b\u30025\u5206\u5f8c\u306eUNIX\u6642\u9593\u3092\u653e\u308a\u8fbc\u3080\u306a\u3089\u3053\u3046\u3044\u3046\u5177\u5408\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">$ sudo su -c 'date \"+%s\" -d \"5 minutes\" &gt; \/sys\/class\/rtc\/rtc0\/wakealarm'\n$ cat \/sys\/class\/rtc\/rtc0\/wakealarm\n1524925634<\/pre>\n\n\n\n<p>\u3082\u305d\u3063\u3068\u4eba\u306b\u898b\u3084\u3059\u3044\u5f62\u3067\u8d77\u52d5\u6642\u523b\u3092\u78ba\u8a8d\u3059\u308b\u306a\u3089<code>\/proc\/driver\/rtc<\/code>\u306ealrm_time\u3068alrm_date\u3092\u898b\u308c\u3070\u5b9c\u3057\u3044\u3002\u3042\u3068\u306f\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3057\u3066\u8d77\u52d5\u6642\u523b\u3092\u5f85\u3064\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">$ cat \/proc\/driver\/rtc\nrtc_time        : 23:22:14\nrtc_date        : 2018-04-28\n<strong class=\"orange\">alrm_time : 23:27:14 \nalrm_date : 2018-04-28<\/strong>\n(snip)<\/pre>\n\n\n\n<p>\u3053\u308c\u3067\u30d1\u30bd\u30b3\u30f3\u306b\u8a73\u3057\u304f\u306a\u3044\u4eba\u304c\u7a81\u5982\u8d77\u52d5\u3059\u308b\u30de\u30b7\u30f3\u306b\u3001\u3053\u306f\u3044\u304b\u306b\u3001\u3068\u9a5a\u3044\u3066\u8170\u3092\u629c\u304b\u3059\u69d8\u3092\u7269\u9670\u304b\u3089\u8997\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h3 class=\"link\">\u53c2\u8003:<\/h3>\n<ul>\n <li><a href=\"https:\/\/www.mythtv.org\/wiki\/ACPI_Wakeup\">ACPI Wakeup &#8211; MythTV Official Wiki<\/a><\/li>\n <li><a href=\"https:\/\/www.kernel.org\/doc\/Documentation\/power\/states.txt\">System Power Management Sleep States<\/a><\/li>\n <li><a href=\"https:\/\/wiki.archlinux.jp\/index.php\/%E3%82%B5%E3%82%B9%E3%83%9A%E3%83%B3%E3%83%89%E3%81%A8%E3%83%8F%E3%82%A4%E3%83%90%E3%83%8D%E3%83%BC%E3%83%88\">\u30b5\u30b9\u30da\u30f3\u30c9\u3068\u30cf\u30a4\u30d0\u30cd\u30fc\u30c8<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>OS: Ubuntu Server 14.04\u30de\u30b6\u30fc\u30dc\u30fc\u30c9: FH97 \u4f55\u3092\u5dee\u3057\u7f6e\u3044\u3066\u3082\u307e\u305a\u306f\u3053\u306e\u6a5f\u80fd\u304c\u4f7f\u3048\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u304b\u3081\u3066\u304a\u304b\u306d\u3070\u306a\u3089\u306a\u3044\u3002\u30ab\u30fc\u30cd\u30eb\u30ed\u30b0\u306e\u4e2d\u8eab\u3092rtc\u3068\u3044\u3046\u5358\u8a9e\u3067\u63a2\u7d22\u3057\u3066\u3084\u308b\u3068\u3088\u3044\u3088\u3046\u3067\u3042\u308b\u3002 $ grep -i rtc \/var\/log\/kern.log Apr 28 22:45:14 guro-desktop kernel: [ 1.607344] rtc_cmos 00 &#8230; <a title=\"\u6307\u5b9a\u306e\u6642\u523b\u306bLinux\u30de\u30b7\u30f3\u3092\u81ea\u52d5\u8d77\u52d5\" class=\"read-more\" href=\"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/archives\/359\" aria-label=\"\u6307\u5b9a\u306e\u6642\u523b\u306bLinux\u30de\u30b7\u30f3\u3092\u81ea\u52d5\u8d77\u52d5 \u306b\u3064\u3044\u3066\u3055\u3089\u306b\u8aad\u3080\">\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":1350,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[157],"tags":[271],"class_list":["post-359","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","tag-rtc"],"views":9717,"_links":{"self":[{"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/posts\/359","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/comments?post=359"}],"version-history":[{"count":0,"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/posts\/359\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/media\/1350"}],"wp:attachment":[{"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/media?parent=359"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/categories?post=359"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www7390uo.sakura.ne.jp\/wordpress\/wp-json\/wp\/v2\/tags?post=359"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}