{"id":99,"date":"2026-06-19T23:37:19","date_gmt":"2026-06-19T14:37:19","guid":{"rendered":"https:\/\/pomtanname.com\/?p=99"},"modified":"2026-06-19T23:37:19","modified_gmt":"2026-06-19T14:37:19","slug":"rockylinux9-3%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8bntp%e5%90%8c%e6%9c%9f%e5%82%99%e5%bf%98%e9%8c%b2","status":"publish","type":"post","link":"https:\/\/pomtanname.com\/?p=99","title":{"rendered":"RockyLinux9.3\u306b\u304a\u3051\u308bNTP\u540c\u671f\u5099\u5fd8\u9332"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Oracle VirtualBox\u3067\u30de\u30b7\u30f3\u3092\uff12\u53f0\uff08\u30b5\u30fc\u30d0\u30fc\u5f79\u30fb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5f79\uff09\u4f5c\u6210\u3059\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u5b9a\u3092\u30db\u30b9\u30c8\u30aa\u30f3\u30ea\u30fc\u306b\u3057\u305f\u3002\u30db\u30b9\u30c8\u30aa\u30f3\u30ea\u30fc\u540c\u58eb\u3067\u3064\u306a\u3052\u308b\u3088\u30fc\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2460\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306bntp\u306e\u30dd\u30fc\u30c8\u7a74\u3092\u3042\u3051\u308b\u3002(\u30b5\u30fc\u30d0\u30fb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3069\u3063\u3061\u3082\uff09<br><kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color has-contrast-color\">firewall-cmd --permanent --add-sevice=ntp<\/mark><\/kbd><br><kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color\">firewall-cmd --reload<\/mark><\/kbd><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2461chrony\u306e\u69cb\u6210\u30d5\u30a1\u30a4\u30eb\u3092\u3044\u3058\u308b<br>\u30b5\u30fc\u30d0\u30fc\u5074\u21d2allow\u306e\u884c\u306b\u3001<kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color\">allow [IP\u30a2\u30c9\u30ec\u30b9]<\/mark><\/kbd>\u3068\u5165\u529b\u3059\u308b\u3002\u307e\u305f\u3001<kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color\">local stratum 10<\/mark><\/kbd>\u3068\u3044\u3046\u884c\u306e\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3092\u5916\u3059\u3002<br><br>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u21d2pool\u3063\u3066\u66f8\u304b\u308c\u3066\u3044\u308b\u306e\u3092\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3057\u3066\u3001<kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color\">server [IP\u30a2\u30c9\u30ec\u30b9] iburst<\/mark><\/kbd>\u3068\u5165\u529b\u3059\u308b\u3002<br><br>\u4f55\u65b9\u3082\u4fdd\u5b58\u3057\u3066\u7d42\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2462chrony\u306e\u518d\u8d77\u52d5\u3092\u884c\u3046\u3002<br>\u30b5\u30fc\u30d0\u30fc\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u4e21\u65b9\u3067\u3001stop\u3068start\u3092\u884c\u3046\u3002<br><kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color\">systemctl stop chronyd<br>systemctl start chronyd<\/mark><\/kbd><br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2463\u901a\u3063\u3066\u308b\u304b\u78ba\u8a8d<br>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3067\u3001<kbd><mark style=\"background-color:#F6CFF4\" class=\"has-inline-color\">chronyc sources<\/mark><\/kbd>\u3092\u6253\u3064\u3002\u5de6\u5074\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u304c\uff3e\uff0a\u306b\u306a\u3063\u3066\u308c\u3070OK<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u3068\u3081\u308b\u3068\u3053\u3093\u3060\u3051\u306a\u3093\u3060\u3051\u3069\u3001\u304b\u306a\u308a\u82e6\u6226\u3057\u305f\u3093\u3060\u3088\u306d<br>\u305d\u308c\u304cAI\u306b\u805e\u3051\u3070\u77ed\u6642\u9593\u3067\u7b54\u3048\u306b\u305f\u3069\u308a\u7740\u3051\u308b\u304b\u3089\u696d\u52d9\u52b9\u7387\u5316\u306b\u3082\u3063\u3066\u3053\u3044\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308b\u306d\u3002\u7279\u306blocal stratum 10\u306e\u884c\u3068\u3001chrony\u306e\u505c\u6b62\u3068\u8d77\u52d5\u306b\u3064\u3044\u3066\u306f\u81ea\u5206\u3067\u305f\u3069\u308a\u7740\u3051\u308b\u6c17\u304c\u3057\u306a\u304b\u3063\u305f\u3002\u30c8\u30e9\u30a4\u30a2\u30f3\u30c9\u30a8\u30e9\u30fc\u3082\u3044\u3044\u3051\u3069\u3001AI\u3067\u3082\u5b66\u3079\u308b\u3068\u306f\u601d\u3046\u3093\u3060\u3088\u306d\u3053\u3046\u3044\u3046\u306e\u3063\u3066\u7279\u306b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30fc\u30d0\u304c\u30ed\u30fc\u30ab\u30eb\u3060\u3051\u3069\u5927\u4e08\u592b\u305d\u307f\u305f\u3044\u306a\u306e\u304clocal stratum\u3067\u3001chrony\u306e\u505c\u6b62\u3068\u8d77\u52d5\u306f\u3001\u624b\u52d5\u3067\u52d5\u304b\u3057\u305f\u3082\u3046\u4e00\u53f0\u304c\u3042\u308b\u304b\u3092chrony -q\u3067\u78ba\u8a8d\u3057\u305f\u3093\u3060AI\u306b\u8a00\u308f\u308c\u308b\u304c\u307e\u307e\u306b\u3001<br><br>AI\u3063\u3066\u30d9\u30f3\u30ea\u30fc<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Oracle VirtualBox\u3067\u30de\u30b7\u30f3\u3092\uff12\u53f0\uff08\u30b5\u30fc\u30d0\u30fc\u5f79\u30fb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5f79\uff09\u4f5c\u6210\u3059\u308b \u4eca\u56de\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u5b9a\u3092\u30db\u30b9\u30c8\u30aa\u30f3\u30ea\u30fc\u306b\u3057\u305f\u3002\u30db\u30b9\u30c8\u30aa\u30f3\u30ea\u30fc\u540c\u58eb\u3067\u3064\u306a\u3052\u308b\u3088\u30fc\u3002 \u2460\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306bntp\u306e\u30dd\u30fc\u30c8\u7a74\u3092\u3042\u3051\u308b\u3002(\u30b5 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"everybody","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1],"tags":[],"class_list":["post-99","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/pomtanname.com\/index.php?rest_route=\/wp\/v2\/posts\/99","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pomtanname.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pomtanname.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pomtanname.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pomtanname.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=99"}],"version-history":[{"count":2,"href":"https:\/\/pomtanname.com\/index.php?rest_route=\/wp\/v2\/posts\/99\/revisions"}],"predecessor-version":[{"id":101,"href":"https:\/\/pomtanname.com\/index.php?rest_route=\/wp\/v2\/posts\/99\/revisions\/101"}],"wp:attachment":[{"href":"https:\/\/pomtanname.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=99"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pomtanname.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=99"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pomtanname.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=99"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}