{"id":620,"date":"2020-04-04T21:34:37","date_gmt":"2020-04-04T21:34:37","guid":{"rendered":"http:\/\/labiol.xyz\/?p=620"},"modified":"2020-04-04T21:48:05","modified_gmt":"2020-04-04T21:48:05","slug":"suse-linux-and-opensuse-15-time-daemon","status":"publish","type":"post","link":"https:\/\/www.labiol.xyz\/index.php\/2020\/04\/04\/suse-linux-and-opensuse-15-time-daemon\/","title":{"rendered":"SuSE Linux and openSuSE 15+ time daemon"},"content":{"rendered":"\n<p>For a long time most of Linux distribution uses ntpd as a deamon for time sync with ntp server. NTP client was well know by the OS administrators. But with a lot of limitations. Newest SuSE (RH and other) distributions comes with chrony software. Chrony seems to be the successor of old ntpd. If you are intereting, what has changed a good comparison you can find in the followin article: <a rel=\"noreferrer noopener\" href=\"https:\/\/chrony.tuxfamily.org\/comparison.html\" target=\"_blank\">https:\/\/chrony.tuxfamily.org\/comparison.html<\/a><\/p>\n\n\n\n<p>Chrony in SuSE\/openSuSE distro can be configured via <strong>yast ntp-client<\/strong> module. <\/p>\n\n\n\n<p>As root run yast, and set startup the services during boot:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"695\" height=\"210\" src=\"http:\/\/3.127.215.50\/wp-content\/uploads\/2020\/04\/image.png\" alt=\"\" class=\"wp-image-623\" srcset=\"https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image.png 695w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-300x91.png 300w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/figure>\n\n\n\n<p>Additionally you can set the Synchronization Servers. Also when adding time servers you can check if they are available and working properly (test button)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"385\" src=\"http:\/\/3.127.215.50\/wp-content\/uploads\/2020\/04\/image-1-1024x385.png\" alt=\"\" class=\"wp-image-624\" srcset=\"https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-1-1024x385.png 1024w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-1-300x113.png 300w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-1-768x289.png 768w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-1.png 1425w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>After configuration you can operate and check the current time sync status by using command chronyc. <\/p>\n\n\n\n<p>Chronyc provides the following (most self explanatory) options:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"118\" src=\"http:\/\/3.127.215.50\/wp-content\/uploads\/2020\/04\/image-3-1024x118.png\" alt=\"\" class=\"wp-image-626\" srcset=\"https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-3-1024x118.png 1024w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-3-300x34.png 300w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-3-768x88.png 768w, https:\/\/www.labiol.xyz\/wp-content\/uploads\/2020\/04\/image-3.png 1368w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>One of the most common option is chronyc sources, which will display the current state.<\/p>\n\n\n\n<p>For more details you can follow the chrony site documentation <a href=\"https:\/\/chrony.tuxfamily.org\/documentation.html\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/chrony.tuxfamily.org\/documentation.html <\/a>or simply manual.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>For a long time most of Linux distribution uses ntpd as a deamon for time sync with ntp server. NTP client was well know by the OS administrators. But with a lot of limitations. Newest SuSE (RH and other) distributions comes with chrony software. Chrony seems to be the successor &hellip; <\/p>\n","protected":false},"author":1,"featured_media":505,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[18,20,17,19],"class_list":["post-620","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","tag-chrony","tag-chronyd","tag-ntp","tag-ntpd"],"_links":{"self":[{"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/posts\/620","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=620"}],"version-history":[{"count":4,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/posts\/620\/revisions"}],"predecessor-version":[{"id":628,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/posts\/620\/revisions\/628"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/media\/505"}],"wp:attachment":[{"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.labiol.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}