Questions relating to time and timezones.

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20
votes
4answers
2k 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 ...
0
votes
2answers
13 views

Lost autocompletion in Time&Date location dialog

Seems like I've accidentally uninstalled some package in 15.04 but I lost autocomletion in Time&Date location dialog. It still works on "Time&Date" tab, but doesn't work on Clocks tab/Choose ...
2
votes
2answers
434 views

How do I use strftime to customize the default date-time format?

The date on my computer currently displays as "Fri Feb 24" and the System Settings give no options for changing the date format. I need the date to display as "Fri 24 Feb" followed by 24-hour-time. ...
0
votes
1answer
19 views

How do I get Ubuntu Time at other locations?

Ubuntu time in other locations is not working. It used to work in Ubuntu 14.10 but am unable to add time for other locations in 15.04. Please help.
0
votes
1answer
14 views

How to edit my Lubuntu 14.10 digital clock settings?

I right clicked on the below situated task bar to find out digital clock settings. I got digital clock settings from there. But, it looks unfamiliar than that of Ubuntu 14.04. And I don't know how to ...
0
votes
0answers
10 views

Time PM/AM setting incorrect in spite of correct time zone, latest ntpdate etc

My time is incorrectly set as PM when it's AM and vice versa. The timezone is set correctly to the location where I am and I've followed the instructions elsewhere for installing ntpdate and tzdata. ...
1
vote
2answers
28 views

How to excecute a .sh program with old date

How can i make a .sh file that will run another .sh file on a old date like... Set date to 2014/06/03 run .sh file set date back to real time
1
vote
1answer
32 views

Why ntpd needs an open port?

On my Ubuntu system I have activated the 'Time Synchronization via Internet'. Because of that the ntp daemon gets started. What I don't understand: Why needs ntpd an open UDP port 123? Actually, I ...
2
votes
1answer
35 views

How to know the time of execution of previous commands

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 ...
0
votes
0answers
19 views

Xubuntu 15.04 battery percentage

is there please any way to show battery percentage and battery remaining time in the xfce panel without clicking on battery icon in the panel? This feature worked in previous Xubuntu versions (show ...
2
votes
0answers
23 views

CPU Scheduling incredibly slow with large difference between total execution time and actual CPU time - Ubuntu Full-Disk Encryption enabled

Admittedly, I am running on a build that is no younger than five years old at this point and the system is not going to be incredibly fast. However, at the same time, the run-times I am observing are ...
4
votes
1answer
173 views

Cannot add anymore “Time in othe location” since 15.04 update

Since the update (ubuntu 14.10 → ubuntu 15.04), I cannot add anymore Time in other locations. Once I click on "Choose Locations...", the menu appear. I click on "+" but when I write the name of the ...
4
votes
2answers
145 views

Set system clock to local sidereal time (the time needed for astronomy)

Basically if you don't already know, the world is round, so we have timezones as an agreement. I want my system time to be set to LST. I want to know what the local (determined from gps coords) time ...
2
votes
1answer
1k views

How to change the date/time format to English, while preserving my own country's regional settings?

I've been using English as my system language, but Greek for regional formats. The thing is I want the date and time to appear in English too, while preserving the rest of my settings in the regional ...
0
votes
0answers
31 views

Why does any application take a long time to open?

I have recently installed Ubuntu 15.04. Any application I want to open, like vim, Firefox, chrome, terminal, software center etc, takes a long time to open for the first time. After the first run they ...
14
votes
4answers
12k 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 ...
-1
votes
2answers
31 views

Time of execution of an executable in ubuntu console [closed]

I would like to get the time to execute an executable in ubuntu console... but i dont know how to get that.
11
votes
4answers
9k views

How to change Thunderbird's display time to 24h format?

Currently Thunderbird displays time in AM/PM mode. How can I change it to 24h mode? UPDATE 1: $ locale |grep LC_TIME LC_TIME="en_US.UTF-8"
8
votes
1answer
15k 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 ...
1
vote
1answer
30 views

System time drifts terribly on Ubuntu 12.04.5 Dual boot

I have a problem of system time drift on my newly-installed Ubuntu 12.04.5 dual boot with Windows 8.1. By the word terribly, the drift is clearly noticeable by your eyes when looking at the seconds of ...
0
votes
1answer
48 views

configure TimeZone

I have two computers with Ubuntu 12.04, both configured with location Santiago. However the time zones are different (blue bar under map) This generate problems when program in c++ and ask for the ...
3
votes
2answers
4k views

Which time server is used by Ubuntu?

What is the URL of the timer server used by Ubuntu? The settings page just shows the radio option "Automatically from Internet", but it does not show the actual server URL, like in WIndows.
2
votes
0answers
25 views

Lost the Shutdown/restart menu upper right 14.04

This is a recent Trusty load, not sure how lost it but it's consistently gone. Would very much like it back. tnx rich
0
votes
0answers
22 views

hibernate after a period of sleep

please, help me finding a way to hibernate Ubuntu after a period of sleep, i usually close the lid and keep the laptop for many days, and I think that this affects the processor
0
votes
1answer
36 views

All day upgrading from 14.10 to 15.04?

It seems really strange. I have started my upgrade process in the morning, after more than 12 hours it is still installing the upgrades? Is it normal or something went wrong?
1
vote
0answers
202 views

How to fix time error after dual booted Ubuntu 15.04 with Windows 8.1?

I recently dual booted my laptop in ubuntu 15.04 with Win 8.1. But every time when I open windows it shows a different time!!! windows time zone windows time is set to UTC, and Ubuntu time is also ...
0
votes
0answers
41 views

Time desynchronization between host (mac) and guest (ubuntu) via VMware Fusion

I use OS X Yosemite 10.10.2 and have VMware Fusion 7.1.1 where Ubuntu 14.04 has been installed. Moreover, I have installed VMware tools patches. The time setting in Ubuntu is "automatically from the ...
1
vote
0answers
81 views

Date sets itself ahead 3 days

For some reason the system date on my system changes itself to the wrong date. For example, while writing this the Ubuntu clock showed the date as 15/03/2015 and the time as 4:58 AM, but the actual ...
0
votes
0answers
30 views

Change wrong time when files are edited

Both, the time in the Unity desktop as well as the system time which I checked as described in How to display current time & date setting? are correct. However, when files are written they get a ...
1
vote
0answers
22 views

Change the time format for good on ubuntu server

I've noticed the date is misaligned, namely I got month day, hours and year, all mixed up - obviously I'm having the problem with the inverted date going as month-day-year. The ls command formats ...
0
votes
0answers
24 views

Can Ubuntu determine my physical location and set time?

Can Ubuntu determine my physical location and set time and time-zone automatically like OSx does? I haven't found anything about it, only about time synchronization once the location is set by me.
12
votes
1answer
177 views

Workspace Stopwatch?

Is there a program that can serve as a workspace-depended stopwatch? I'd like to know how much time I've spent in each workspace every day. Edit: I'm using Unity.
0
votes
1answer
65 views

Why is Ubuntu booting very slowly?

I haven't used Ubuntu in some time, but as I booted it up again several minutes ago it took nearly 2 minutes to reach the login screen. I installed bootchart after that and did another reboot, and ...
0
votes
0answers
31 views

How to change Time format in openerp 7

How to customized the base module for changing the time format in openerp 7 through which the time format is visible on all the pages.
3
votes
2answers
482 views

Update time for daylight savings time, set system clock to UTC time, and stay in sync with online server

My two Ubuntu desktops updated their time for daylight savings time but my laptop did not. I am not sure the difference. They are all set to get their time "Automatically from the Internet" and are ...
0
votes
1answer
14 views

Time rest issue after machine reboot

I set a particular time in my VM machine which is containing Ubuntu 12.04 using some command. Time got changed soon after the command got executed, but if I reboot machine time is resetting back(which ...
0
votes
1answer
67 views

Ubuntu 14.04 not taking the BIOS time

I have Ubuntu 14.04 installed and my time zone set is IST, GMT + 5:30. My BIOS have the correct time but when my machine boots into Ubuntu it shows not the BIOS time. I tried to manually set the ...
16
votes
6answers
42k 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 ...
1
vote
3answers
67 views

Time and Date not showing and the options are faded

I like being able to see the date and time in the upper-right hand portion of my screen. Recently, my time and date have disappeared. I tried adjusting Time and Date through System Settings. I noticed ...
2
votes
0answers
24 views

Is it possible to put an automatic time stamp on new files created from templates?

I use Python a lot so I have created a template which has all my usual imports to save me typing them out. So far so good. I was wondering now if there is a way to put something in the template that ...
1
vote
1answer
157 views

No Date and Time

When starting up my machine (Ubuntu 14.10) just now I have noticed that the bit in the top bar which tells me the date and time is gone, and I am unable for some strange reason to change the Date ...
0
votes
0answers
85 views

Hyper-v / Ubuntu has incorrect time

I am using ubuntu desktop under Hyper-V on a Windows 8.1 machine and most of the time the machine is in sleep mode. This means that when I try to use the Ubuntu machine the time is off - by a lot ...
0
votes
5answers
4k 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 ...
1
vote
3answers
6k views

hwclock, not in sync with system clock

My hardware clock keeps going out of sync. I set it to system time a few times, but it keeps going back to the 5hrs ahead state. Is this normal? Could it make trouble? How come my system clock is ...
1
vote
4answers
889 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?
-1
votes
3answers
3k views

Clock showing wrong time

This is not a duplicate of Clock time is off on dual boot. This is a TimeZone Bug! My clock on top panel shows time different from time i set or synched through internet. It began after changing to ...
0
votes
1answer
74 views

Ubuntu Dubai Date & Time Settings [duplicate]

I am on Ubuntu 14.04 and I reside in Dubai and thus I set up my date and time settings accordingly. However, I do not speak Arabic but Ubuntu insists on displaying the date in Arabic. Other ...
6
votes
2answers
17k views

What units does the ntp drift file use?

When the ntpd daemon is running, the file: /var/lib/ntp/ntp.drift gets updated periodically. Example: 17:20 hostname 118 ~> ls -l /var/lib/ntp/ntp.drift -rw-r--r-- 1 ntp ntp 7 May 20 16:46 ...
1
vote
1answer
87 views

Current time in an Ubuntu under vmware is usually incorrect

I am running Ubuntu 14.04 inside Vmware Player. However, Ubuntu doesn't seem to check for the current time. The time is usually off when I restart the virtual machine. How can I fix this so it will ...
1
vote
1answer
144 views

Why hwclock is neither UTC nor local?

$ timedatectl Local time: Fri 2015-01-30 11:04:51 CET correct UTC+1 Universal time: Fri 2015-01-30 10:04:51 UTC correct UTC Timezone: Europe/Budapest (CET, +0100) ...