Wiki source code of GNU Linux (obecně)
Last modified by bac0025 on 29.08.2017 12:43
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| author | version | line-number | content |
|---|---|---|---|
| 1 | Nejprve si pod uživatelem pro správu správně nastavte časovou zónu (ukázka změny na časovou zónu Europe/Prague): | ||
| 2 | |||
| 3 | |||
| 4 | ##**# tzconfig **## | ||
| 5 | (% style="color: rgb(255, 0, 0);" %)## Your current time zone is set to Africa/Abidjan##(%%) | ||
| 6 | ##** Do you want to change that? [n]: y** ## | ||
| 7 | |||
| 8 | ## Please enter the number of the geographic area in which you live: ## | ||
| 9 | |||
| 10 | |||
| 11 | |1) Africa|7) Australia | ||
| 12 | |2) America|8) (% style="color: rgb(255, 0, 0);" %)Europe | ||
| 13 | |3) US time zones|9) Indian Ocean | ||
| 14 | |4) Canada time zones|10) Pacific Ocean | ||
| 15 | |5) Asia|11) Use System V style time zones | ||
| 16 | |6) Atlantic Ocean |12) None of the above | ||
| 17 | |||
| 18 | Then you will be shown a list of cities which represent the time zone in which they are located. You should choose a city in your time zone. | ||
| 19 | |||
| 20 | |||
| 21 | **Number: 8** | ||
| 22 | ##Amsterdam Andorra Athens Belfast Belgrade Berlin Bratislava Brussels | ||
| 23 | Bucharest Budapest Chisinau Copenhagen Dublin Gibraltar Guernsey Helsinki | ||
| 24 | Isle_of_Man Istanbul Jersey Kaliningrad Kiev Lisbon Ljubljana London | ||
| 25 | Luxembourg Madrid Malta Mariehamn Minsk Monaco Moscow Nicosia Oslo Paris | ||
| 26 | Podgorica (% style="color: rgb(255, 0, 0);" %)Prague(%%) Riga Rome Samara San_Marino Sarajevo Simferopol Skopje | ||
| 27 | Sofia Stockholm Tallinn Tirane Tiraspol Uzhgorod Vaduz Vatican Vienna | ||
| 28 | Vilnius Volgograd Warsaw Zagreb Zaporozhye Zurich ## | ||
| 29 | |||
| 30 | ##Please enter the name of one of these cities or zones | ||
| 31 | You just need to type enough letters to resolve ambiguities | ||
| 32 | Press Enter to view all of them again## | ||
| 33 | |||
| 34 | ##**Name: [] Prague**## | ||
| 35 | (% style="color: rgb(255, 0, 0);" %)##Your default time zone is set to 'Europe/Prague'.##(%%) | ||
| 36 | ##Local time is now: Tue Nov 6 07:55:25 CET 2007.## | ||
| 37 | ##Universal Time is now: Tue Nov 6 06:55:25 UTC 2007.## | ||
| 38 | |||
| 39 | |||
| 40 | V závislosti na správci balíčkového systému nainstalujeme potřebný balíček **ntpdate** (ukázka pro Ubuntu/Debian): | ||
| 41 | |||
| 42 | ##** # apt-get install ntpdate**## | ||
| 43 | ## Reading package lists... Done## | ||
| 44 | ## Building dependency tree... Done## | ||
| 45 | ## The following NEW packages will be installed:## | ||
| 46 | ## ntpdate## | ||
| 47 | ## 0 upgraded, 1 newly installed, 0 to remove and 2 not upgraded.## | ||
| 48 | ## Need to get 57.7kB of archives.## | ||
| 49 | ## After unpacking 213kB of additional disk space will be used.## | ||
| 50 | ## Get:1 http:~/~/ftp.dk.debian.org etch/main ntpdate 1:4.2.2.p4+dfsg-2 [57.7kB]## | ||
| 51 | ## Fetched 57.7kB in 10s (5475B/s)## | ||
| 52 | ## Selecting previously deselected package ntpdate.## | ||
| 53 | ## (Reading database ... 23025 files and directories currently installed.)## | ||
| 54 | ## Unpacking ntpdate (from .../ntpdate_1%3a4.2.2.p4+dfsg-2_i386.deb) ...## | ||
| 55 | ## Setting up ntpdate (4.2.2.p4+dfsg-2) ...## | ||
| 56 | |||
| 57 | |||
| 58 | Aktuální čas systému: | ||
| 59 | |||
| 60 | ##** # date **## | ||
| 61 | ## Sun Nov 4 12:27:06 CET 2007## | ||
| 62 | |||
| 63 | |||
| 64 | Pro synchronizaci času s našim ntp serverem použijeme program **ntpdate** takto: | ||
| 65 | |||
| 66 | ##** # ntpdate ntp1.vsb.cz**## | ||
| 67 | ## 4 Nov 10:46:39 ntpdate[2218]: step time server 158.196.0.2 offset -6072.831130 sec## | ||
| 68 | |||
| 69 | |||
| 70 | Aktuální čas systému (po synchronizaci): | ||
| 71 | |||
| 72 | ##** # date **## | ||
| 73 | ## Sun Nov 4 10:46:52 CET 2007## | ||
| 74 | |||
| 75 | |||
| 76 | V případě, že je náš server nedostupný, vypíše se toto oznámení: | ||
| 77 | |||
| 78 | ##**# ntpdate ntp2.vsb.cz **## | ||
| 79 | ## 4 Nov 12:27:38 ntpdate[2219]: no server suitable for synchronization found ## | ||
| 80 | |||
| 81 | |||
| 82 | Pro pravidelnou synchronizaci času přidáme do Cronu (/etc/crontab) tento řádek: | ||
| 83 | |||
| 84 | ## 1 * * * * root /usr/sbin/ntpdate ntp1.vsb.cz >/dev/null 2>&1 ## |