{"id":389,"date":"2020-07-10T18:02:12","date_gmt":"2020-07-10T15:02:12","guid":{"rendered":"https:\/\/www.beyazhosting.com\/destek\/?p=389"},"modified":"2020-07-10T18:06:19","modified_gmt":"2020-07-10T15:06:19","slug":"centos-sunucu-saati-nasil-ayarlanir","status":"publish","type":"post","link":"https:\/\/www.beyazhosting.com\/destek\/centos-sunucu-saati-nasil-ayarlanir\/","title":{"rendered":"CentOS Sunucu Saati Nas\u0131l Ayarlan\u0131r?"},"content":{"rendered":"\n<p>Baz\u0131 durumlarda CentOS kurulu sunucularda saat geriden gelebiliyor. \u00d6rne\u011fin, 10 dakika geriden veya 30 dakika geriden gelmesi gibi durumlar s\u00f6z konusu olabiliyor. Bunun sebebi ani kesintiler veya tak\u0131lmalar olabilir. Bu durumu d\u00fczeltmek i\u00e7in otomatik saat g\u00fcncellemeye yarayan baz\u0131 eklentileri aktifle\u015ftirmektir.<\/p>\n\n\n\n<p>E\u011fer masa\u00fcst\u00fc arabirime sahip bir CentOS s\u00fcr\u00fcm\u00fc kullan\u0131yorsan\u0131z zaten saat ayarlar\u0131 b\u00f6l\u00fcm\u00fcnden bunu ger\u00e7ekle\u015ftirebilirsiniz. Ancak SSH \u00fczerinden eri\u015fim sa\u011fl\u0131yorsan\u0131z a\u015fa\u011f\u0131daki komutlar\u0131 takip etmeniz yeterli olacakt\u0131r.<\/p>\n\n\n\n<p>Sistem saatinin sunucunuzda \u015fu an ne oldu\u011funu kontrol etmek i\u00e7in \u015fu komutu \u00e7al\u0131\u015ft\u0131r\u0131n.<\/p>\n\n\n\n<p><code>timedatectl<\/code><\/p>\n\n\n\n<p>Bu komutu \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda Local Time k\u0131sm\u0131 e\u011fer saati do\u011fru g\u00f6stermiyorsa, bu durumda a\u015fa\u011f\u0131daki ad\u0131mlar\u0131 takip ederek saatinizi senkronize etmeniz gerekecek.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"900\" height=\"362\" src=\"https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_68.png\" alt=\"timedatectl\" class=\"wp-image-391\" srcset=\"https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_68.png 900w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_68-300x121.png 300w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_68-768x309.png 768w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_68-60x24.png 60w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_68-150x60.png 150w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p>Saati g\u00fcncellemek i\u00e7in <strong>ntp<\/strong> ve <strong>ntpdate<\/strong> komutlar\u0131n\u0131 kullanaca\u011f\u0131z. Bu komutlar NTP arac\u0131l\u0131\u011f\u0131yla sistemin tarihini ve saatini online olarak g\u00fcncellemenize ve senkronize etmenize olanak tan\u0131r. \u00d6ncelikle bu paketlerin sisteminizde y\u00fckl\u00fc olmas\u0131 gerekiyor. Y\u00fcklemek i\u00e7in a\u015fa\u011f\u0131daki komutu \u00e7al\u0131\u015ft\u0131r\u0131n.<\/p>\n\n\n\n<p><code>yum install ntp ntpdate<\/code><\/p>\n\n\n\n<p>Bu komutu girdikten sonra ntpd servisi y\u00fcklenmi\u015f olacakt\u0131r. Sonras\u0131nda a\u015fa\u011f\u0131daki komutlar\u0131 s\u0131rayla \u00e7al\u0131\u015ft\u0131rarak ntpd servisini i\u015fletim sistemimizin i\u00e7erisinde aktifle\u015ftirece\u011fiz ve her sunucu a\u00e7\u0131ld\u0131\u011f\u0131nda da ba\u015flamas\u0131n\u0131 sa\u011flayarak yeniden saati senkronize etmesine olanak sa\u011flayaca\u011f\u0131z.<\/p>\n\n\n\n<p><code>systemctl start ntpd<br>systemctl enable ntpd<br>systemctl status ntpd<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"900\" height=\"407\" src=\"https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_69.png\" alt=\"ntpd status\" class=\"wp-image-392\" srcset=\"https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_69.png 900w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_69-300x136.png 300w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_69-768x347.png 768w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_69-60x27.png 60w, https:\/\/www.beyazhosting.com\/destek\/wp-content\/uploads\/2020\/07\/Screenshot_69-150x68.png 150w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p>Son girdi\u011fimiz komut yukar\u0131daki g\u00f6rselde oldu\u011funa benzer bir sonu\u00e7 verecektir. Bu ntpd servisinin d\u00fczg\u00fcn olarak \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 size s\u00f6yler. Ard\u0131ndan a\u015fa\u011f\u0131daki komutu girelim ve <strong>CentOS NTP<\/strong> sunucular\u0131na ba\u011flanarak sistemin kendisini g\u00fcncellemesini sa\u011flayal\u0131m.<\/p>\n\n\n\n<p><code>ntpdate -u -s 0.centos.pool.ntp.org 1.centos.pool.ntp.org 2.centos.pool.ntp.org<\/code><\/p>\n\n\n\n<p>Ve ard\u0131ndan a\u015fa\u011f\u0131daki kodu girerek ntpd servisini yeniden ba\u015flatal\u0131m. B\u00f6ylece yapt\u0131\u011f\u0131m\u0131z ayarlar aktif olacak.<\/p>\n\n\n\n<p><code>systemctl restart ntpd<\/code><\/p>\n\n\n\n<p>\u0130\u015fte bu kadar. Art\u0131k sunucu saatiniz do\u011fru ayarland\u0131. Bu i\u015flem sonras\u0131 ekstra bir i\u015flem yapman\u0131za gerek kalmadan saat ayarlar\u0131n\u0131z otomatik olarak ayarlanacakt\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Baz\u0131 durumlarda CentOS kurulu sunucularda saat geriden gelebiliyor. \u00d6rne\u011fin, 10 dakika geriden veya 30 dakika geriden gelmesi gibi durumlar s\u00f6z konusu olabiliyor. Bunun sebebi ani kesintiler veya tak\u0131lmalar olabilir. Bu durumu d\u00fczeltmek i\u00e7in otomatik saat g\u00fcncellemeye yarayan baz\u0131 eklentileri aktifle\u015ftirmektir. E\u011fer masa\u00fcst\u00fc arabirime sahip bir CentOS s\u00fcr\u00fcm\u00fc kullan\u0131yorsan\u0131z zaten saat ayarlar\u0131 b\u00f6l\u00fcm\u00fcnden bunu ger\u00e7ekle\u015ftirebilirsiniz. Ancak [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":393,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[67],"tags":[],"_links":{"self":[{"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/posts\/389"}],"collection":[{"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/comments?post=389"}],"version-history":[{"count":3,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/posts\/389\/revisions"}],"predecessor-version":[{"id":395,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/posts\/389\/revisions\/395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/media\/393"}],"wp:attachment":[{"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/media?parent=389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/categories?post=389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.beyazhosting.com\/destek\/wp-json\/wp\/v2\/tags?post=389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}