{ "version": "https://jsonfeed.org/version/1.1", "user_comment": "This feed allows you to read the posts from this site in any feed reader that supports the JSON Feed format. To add this feed to your reader, copy the following URL -- https://matoken.org/blog/tag/ntpdate/feed/json/ -- and add it your reader.", "home_page_url": "https://matoken.org/blog/tag/ntpdate/", "feed_url": "https://matoken.org/blog/tag/ntpdate/feed/json/", "language": "ja", "title": "ntpdate – matoken's blog", "description": "Is there no plan B?", "icon": "https://matoken.org/blog/wp-content/uploads/2025/03/cropped-1865f695c4eecc844385acef2f078255036adccd42c254580ea3844543ab56d9.jpeg", "items": [ { "id": "http://matoken.org/blog/?p=1842", "url": "https://matoken.org/blog/2018/02/20/devuan-ascii-armhf-raspberry-pi-set-time/", "title": "Devuan ascii armhf(Raspberry Pi)\u3067\u6642\u8a08\u5408\u308f\u305b", "content_html": "

Raspberry Pi\u306b\u306fRTC\u304c\u4ed8\u3044\u3066\u3044\u307e\u305b\u3093\uff0e\u306a\u306e\u3067\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u3059\u308b\u3068\u6642\u9593\u60c5\u5831\u304c\u98db\u3093\u3067\u3057\u307e\u3044\u307e\u3059\uff0efake-hwclock\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u305f\u3089\u524d\u56de\u505c\u6b62\u6642(\u306b\u8fd1\u3044)\u6642\u9593\u304c\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u3066\u305d\u306e\u6642\u9593\u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u304c\uff0c\u505c\u6b62\u6642\u306e\u6642\u9593\u306f\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u306a\u3044\u306e\u3067\u6642\u9593\u304c\u305a\u308c\u307e\u3059\uff0e\u3068\u3044\u3046\u3053\u3068\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6709\u52b9\u306a\u5834\u5408ntp\u3092\u53c2\u7167\u3057\u3066\u6642\u8a08\u5408\u308f\u305b\u3092\u3057\u305f\u3044\u3067\u3059\uff0e
\n\u6700\u8fd1\u306eDebian\u3084Raspbian\u306fsystemd\u306a\u306e\u3067timesyncd.conf\u3067NTP server\u3092\u6307\u5b9a\u3057\u3066timedatectl\u30b3\u30de\u30f3\u30c9\u3067\u6709\u52b9\u306b\u3059\u308b\u611f\u3058\u3060\u3068\u601d\u3046\u306e\u3067\u3059\u304c(\u65e2\u5b9a\u5024\u3067\u305d\u3046\u306a\u3063\u3066\u3044\u308b)\uff0cDevuan\u306f\u8131systemd\u306a\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u306a\u306e\u3067\u3053\u306e\u65b9\u6cd5\u306f\u4f7f\u3048\u307e\u305b\u3093\uff0e

\n
\n
$ sudo vi /etc/systemd/timesyncd.conf\r\n$ sudo timedatectl set-ntp true`\r\n
\n
\n
\n

\u8a73\u7d30\u306fman timesyncd.conf, man timedatectl

\n
\n

\u3068\u3044\u3046\u3053\u3068\u3067ntpdate\u3092\u5165\u308c\u3066\u307f\u307e\u3057\u305f\uff0e

\n
\n
$ sudo apt install ntpdate\r\n$ sudo ntpdate 192.168.1.102\r\n$ grep -A1 -B2 ntp /etc/rc.local\r\nif [ "$_IP" ]; then\r\n  printf "My IP address is %s\\n" "$_IP"\r\n  /usr/sbin/ntpdate 192.168.1.102\r\nfi\r\n
\n
\n

\u9577\u6642\u9593\u52d5\u304b\u3059\u306a\u3089crontab\u3067\u5b9a\u671f\u7684\u306b\u8a2d\u5b9a\u3057\u305f\u307b\u3046\u304c\u3044\u3044\u304b\u3082?(\u82e5\u3057\u304f\u306f\u4f55\u3089\u304b\u306entpd)

\n
\n
$ sudo -u root crontab -l|tail -2\r\n@reboot /usr/sbin/ntpdate 192.168.1.102\r\n3 3 * * *       /usr/sbin/ntpdate 192.168.1.102\r\n
\n
\n

\u8ffd\u8a18\uff09
\n\u3053\u306e\u30b7\u30b9\u30c6\u30e0\u306fRaspbian stretch\u3092Devuan ascii\u306bdist-upgrade\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u306a\u306e\u3067ntp\u306e\u8a2d\u5b9a\u304c\u306a\u3044\u3060\u3051\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff0eDevuan ascii\u3092\u30af\u30ea\u30fc\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308c\u3070\u5fc5\u8981\u306a\u3044\u8a2d\u5b9a\u304b\u3082(\u672a\u78ba\u8a8d)

\n

\n", "content_text": "Raspberry Pi\u306b\u306fRTC\u304c\u4ed8\u3044\u3066\u3044\u307e\u305b\u3093\uff0e\u306a\u306e\u3067\u30b7\u30b9\u30c6\u30e0\u505c\u6b62\u3059\u308b\u3068\u6642\u9593\u60c5\u5831\u304c\u98db\u3093\u3067\u3057\u307e\u3044\u307e\u3059\uff0efake-hwclock\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u305f\u3089\u524d\u56de\u505c\u6b62\u6642(\u306b\u8fd1\u3044)\u6642\u9593\u304c\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u3066\u305d\u306e\u6642\u9593\u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u304c\uff0c\u505c\u6b62\u6642\u306e\u6642\u9593\u306f\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u306a\u3044\u306e\u3067\u6642\u9593\u304c\u305a\u308c\u307e\u3059\uff0e\u3068\u3044\u3046\u3053\u3068\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6709\u52b9\u306a\u5834\u5408ntp\u3092\u53c2\u7167\u3057\u3066\u6642\u8a08\u5408\u308f\u305b\u3092\u3057\u305f\u3044\u3067\u3059\uff0e\n\u6700\u8fd1\u306eDebian\u3084Raspbian\u306fsystemd\u306a\u306e\u3067timesyncd.conf\u3067NTP server\u3092\u6307\u5b9a\u3057\u3066timedatectl\u30b3\u30de\u30f3\u30c9\u3067\u6709\u52b9\u306b\u3059\u308b\u611f\u3058\u3060\u3068\u601d\u3046\u306e\u3067\u3059\u304c(\u65e2\u5b9a\u5024\u3067\u305d\u3046\u306a\u3063\u3066\u3044\u308b)\uff0cDevuan\u306f\u8131systemd\u306a\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u306a\u306e\u3067\u3053\u306e\u65b9\u6cd5\u306f\u4f7f\u3048\u307e\u305b\u3093\uff0e\n\n$ sudo vi /etc/systemd/timesyncd.conf\r\n$ sudo timedatectl set-ntp true`\r\n\n\n\n\u8a73\u7d30\u306fman timesyncd.conf, man timedatectl\n\n\u3068\u3044\u3046\u3053\u3068\u3067ntpdate\u3092\u5165\u308c\u3066\u307f\u307e\u3057\u305f\uff0e\n\n$ sudo apt install ntpdate\r\n$ sudo ntpdate 192.168.1.102\r\n$ grep -A1 -B2 ntp /etc/rc.local\r\nif [ "$_IP" ]; then\r\n printf "My IP address is %s\\n" "$_IP"\r\n /usr/sbin/ntpdate 192.168.1.102\r\nfi\r\n\n\n\u9577\u6642\u9593\u52d5\u304b\u3059\u306a\u3089crontab\u3067\u5b9a\u671f\u7684\u306b\u8a2d\u5b9a\u3057\u305f\u307b\u3046\u304c\u3044\u3044\u304b\u3082?(\u82e5\u3057\u304f\u306f\u4f55\u3089\u304b\u306entpd)\n\n$ sudo -u root crontab -l|tail -2\r\n@reboot /usr/sbin/ntpdate 192.168.1.102\r\n3 3 * * * /usr/sbin/ntpdate 192.168.1.102\r\n\n\n\u8ffd\u8a18\uff09\n\u3053\u306e\u30b7\u30b9\u30c6\u30e0\u306fRaspbian stretch\u3092Devuan ascii\u306bdist-upgrade\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u306a\u306e\u3067ntp\u306e\u8a2d\u5b9a\u304c\u306a\u3044\u3060\u3051\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff0eDevuan ascii\u3092\u30af\u30ea\u30fc\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308c\u3070\u5fc5\u8981\u306a\u3044\u8a2d\u5b9a\u304b\u3082(\u672a\u78ba\u8a8d)", "date_published": "2018-02-20T23:24:10+09:00", "date_modified": "2018-02-21T03:16:12+09:00", "authors": [ { "name": "matoken", "url": "https://matoken.org/blog/author/matoken/", "avatar": "https://secure.gravatar.com/avatar/38f5f3b575c5eb45cda6aa659bca119ac7a5e16b46565e869d0030e3bd66981d?s=512&d=mm&r=g" } ], "author": { "name": "matoken", "url": "https://matoken.org/blog/author/matoken/", "avatar": "https://secure.gravatar.com/avatar/38f5f3b575c5eb45cda6aa659bca119ac7a5e16b46565e869d0030e3bd66981d?s=512&d=mm&r=g" }, "tags": [ "Devuan", "Devuan Ascii", "ntpdate", "RaspberryPi", "ascii", "Linux", "Raspberry Pi" ] } ] }