Questions relating to time and timezones.

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16
votes
3answers
10k views

Why does time change in Ubuntu after installing Windows [duplicate]

Today I was installing Windows 7 on the same computer I have Ubuntu. For some reason, after installing Windows 7 and going back to Ubuntu the time went from the correct hour at that moment, 12:30PM to ...
25
votes
4answers
29k views

How to fix wrong system time and date?

I just ran a clean install of 12.10 on my sys76 laptop. Time and date reads: 19:36 31 december 1969, even though it is: 13:29 07 november 2012. I have it set for my location and it won't change ...
37
votes
4answers
97k views

How to display current time & date setting?

How to display the current time configuration like time zone in Ubuntu?
4
votes
1answer
5k views

How to change system time or force a sync with hardware clock

My laptop is probably running out of CMOS battery, I know I have to fix it soon, but until then, this very annoying issue keeps me from using it. Scenario: My system clock is reset to 15/12/08 11:00 ...
1
vote
2answers
360 views

System time off by a small amount

On Karmic (9.10), my system time is currently off by 17 minutes, e.g. when I type date on the terminal I get Thu Jan 6 16:22:29 CST 2011 while the correct time is 16:05pm. I went through the standard ...
49
votes
3answers
75k views

How do I change my timezone to UTC/GMT?

Currently when I execute the date command from bash I get the following displayed Thu May 17 12:21:00 IST 2012 Below is my timezone config based on executing dpkg-reconfigure tzdata Current ...
26
votes
4answers
6k views

How does Ubuntu synchronize time without ntp?

By clicking "System settings -> Time & Date -> Automatically from the Internet" I can synchronize time from the Internet. However, I find that I don't have a ntpd daemon (It's not even ...
27
votes
6answers
65k views

How do you set the timezone for crontab?

I have set up ACPI wakeup so my laptop wakes up at a certain time each morning. The timezone for this is UTC. I want to set up my crontabs also using UTC so they fit with the wakeup alarm. How do ...
3
votes
1answer
267 views

How to know the time of execution of previous commands [duplicate]

I know that using the history command I can view my past commands, but: Is there a way to view the date and time of the execution of those commands? Or is that kind of information not saved? And ...
16
votes
5answers
17k views

Clock displays incorrect time

I've just installed 64-bit Ubuntu 11.04 and after I updated it, the clock stopped displaying the right time. It's now 8 hours behind my normal time. I've checked the Time and Date settings and the ...
8
votes
1answer
968 views

How do I add a specific time-server?

At work I can only connect to a specific ntp time-server. Under Ubuntu 10.10 I was able to add that server somewhere under time/date settings. Now under Ubuntu 11.04 I cannot find that option anymore. ...
5
votes
1answer
846 views

How to stop automatic time update?

I want to know is there any way to stop automatic time update permanently in Ubuntu 12.04 . Thank you
5
votes
1answer
3k views

How to change “inode change time” of a file?

I tried to use touch -d "2011-09-15 16:50" test.txt but it just modifies the last access time and the last modified time. Access: 2011-09-15 16:50:00.000000000 +0700 Modify: 2011-09-15 ...
1
vote
4answers
1k views

How can I change the en_AU locale to 12 hour format?

I've noticed that the en_AU locale is defaulting to 24 hour time, it should be 12 hour as this is most commonly used in Australia. How can this be adjusted?
39
votes
5answers
74k views

What is the command to update time and date from internet

What is the command to update time and date from Internet. Is there any application that allows me to do so graphically?
41
votes
4answers
101k views

ntpdate: no server suitable for synchronization found

My clock is off, so I would like to synchronize it using ntpdate. I tried several different NTP servers, but for some reason I always get the following error message: $ sudo ntpdate ntp.ubuntu.com 4 ...
49
votes
6answers
26k views

Time is not displaying in the Top Bar

I'm running Ubuntu 13.10 with dual boot along side Windows 8. The top panel or bar doesn't display the time. When I open the Clock menu, all the settings over there are grayed out (Settings -> Time ...
20
votes
2answers
33k views

Where does ntpdate get its settings from and what is the “no servers can be used” error about?

When I run ntpdate on its own, I get the following output: 8 Jun 15:47:46 ntpdate[31251]: no servers can be used, exiting If I run it with the -q ntp.ubuntu.com switch, it seems to query just ...
12
votes
2answers
766 views

Announce the time on the hour?

On the mac there is a feature which allows you to get your computer to verbally announce the time on the hour, is there something similar on Ubuntu? That is is there a package which already does this ...
12
votes
1answer
21k views

ntpd vs ntpdate: pros and cons

In order to keep the time accurate on a Ubuntu system one can either: Run the ntpd (network time protocol daemon) which will run all the time and continuously adjust the system time when clocks ...
7
votes
2answers
313 views

Fuzzy-Clock for Ubuntu

A long while ago, I had a clock set to say things like morning, day, evening, night, for time in a panel app. Broad stroke, not very specific, It might have been a KDE desktop. I am in Ubuntu Mate ...
6
votes
1answer
660 views

Intense hard drive access activity immediately after log in

I upgraded my ubuntu karmic to lucid a few months ago. I don't know when it all started but the thing is that when I log in, I see a very intense disk access activity for a while that prevents any ...
7
votes
3answers
4k views

How can I force Ubuntu to use the BIOS internal clock instead of NTP or whatever its being used?

My clock starts running out of sync in Ubuntu which doesn't happen in Windows. The problem is that it just starts losing time after a moment of syncing it with an NTP server, that means the clock is ...
0
votes
5answers
8k views

“Date and Time Settings” GUI in Ubuntu 14.04 is not working?

I have been trying to access the Date and Time setting in my Ubuntu 14.04 to modify the time (which is wrong). I click in the hour in the top-right corner of the top bar, and then in "Date & Time ...
2
votes
1answer
69 views

clock dissapeared from menu

As you can see from the screenshot, I am missing date and time from top menu. Is it stupid april fools joke or...? I am clueless how to put it back. Any help would be appreciated. EDIT Tried the ...
2
votes
1answer
8k views

System time keeps resetting to UTC [duplicate]

Edit by OP: Yes, the community is correct. The question indeed is a duplicate of this one. I missed it in my search. Thank you for pointing me there. I've been noticing a peculiar issue with Ubuntu ...
2
votes
3answers
816 views

How do I set the time?

System Settings -> Date and Time. This dialog allows to set time zone and date, but doesn't allow to set the time. How can I change the time?
0
votes
1answer
34k views

How to install Popcorn Time using installer from their official site? [duplicate]

How do you install Popcorntime Beta on Linux? The Beta Version is a tar.xz file that is downloaded that does not auto install when clicked on like the Windows and Mac versions do. Installing programs ...