Time is an element of the overall measurement system of for space. Time can refer to the time it is now, according to timing devices, the interval between two events, the duration of an event, or the sequence of events.

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Is it better to use the systemd service unit's Restart & RestartSec, or use a systemd timer unit?

I have a couple of in-house automated scripts running at periodic intervals. One is every five minutes, the other is every minute. They don't really need to be ran on-the-dot; e.g. I don't care if ...
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0answers
10 views

How to setup a NTP Server on Freshly installed Windows Server 2003?

I am to replicate a scenario of a deployed site in which they use the Window's Time Sync feature (found in this tutorial) to connect to a local time server and synchronize their time. So I prepared a ...
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0answers
16 views

How to verify that a Windows 2008 server is correctly updating its time using an external NTP server?

After applying Microsoft Fix it 50395 from KB816042 and specifying ntp time servers "0.nl.pool.ntp.org,0x8 1.nl.pool.ntp.org,0x8" the registry ...
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0answers
24 views

Why is my server time 5 minutes behind?

When I type date into linux, my time is 5 minutes behind. How do I sync it up to the actual time? My phone, my computers, cnn.com and many other sources show the same time, which is what I want my ...
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2answers
34 views

What does ARC stand for in terms of Linux time concepts?

Under Linux (Fedora 20), there is a file at /etc/sysconfig/clock looking like as follows: ZONE="America/Denver" UTC=true ARC=false What does ARC stand for?
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1answer
39 views

Excel formula for changing text into minutes

When extracting data from a Database, I am receiving the duration of time in a text format. What formula do I need to change all the text into number of minutes so I can add rows up to get a total ...
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0answers
28 views

Windows time runs slow

I am using VPS from a web hosting provider Godaddy(windows server 2008 r2). In my VPS I found that time was running slow.The windows time clock has noticeably "losing time" as much as 8 to 10 sec ...
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0answers
19 views

NTP Multicast configuration

I'm trying to get NTP multicast set up between a few computers. Right now I'm getting NTP multicast packets from a computer that I have neither access to nor information on (let's call that A) that is ...
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0answers
18 views

How to block sites after I close its last tab?

For concentration, I would like to block Facebook. However my work is also on there so I can't block it at any specific time. I just know that after I close its last tab, every work on it is done, ...
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3answers
101 views

Ask for date on boot (challenge)

Issue An old laptop computer with XP loses date every time it boots. It has no more battery pack so it has to be plugged permanently in to wall. What I already tried Replaced the little button ...
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2answers
53 views

Calculating time between 5a-1p or 530a-130p

I was wondering if it is possible for Excel to calculate time span if each time block is in 5a-1p format in one cell. That way I could add the hours for each week without changing too much. Sample ...
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1answer
36 views

Excel Edit Mode: Time without seconds

Is is possible to show only hours and minutes when editing a time cell? Something which bothers me for a long time: I have a sheet to hold my working times. Everytime I want to change a time shown ...
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0answers
55 views

Why does NTP require bi-directional firewall access to UDP port 123?

From What are the iptables rules to permit ntp?: iptables -A INPUT -p udp --dport 123 -j ACCEPT iptables -A OUTPUT -p udp --sport 123 -j ACCEPT Also, from the NTP website: ... ntpd requires ...
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votes
1answer
28 views

How do I increase the clock update (sync) frequency?

I use Windows 8.1 I would like to sync my time at a greater frequency then what is permitted by the GUI choices. How do I do this? Thank you.
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0answers
48 views

NTP syncs with ntp.ubuntu.com but not with the pool options

I am trying to configure my ntp server to synchronize with ntp servers available online. Below is my /etc/inet/ntp.conf and my ntpq -p output # ident "@(#)ntp.server 1.6 00/07/17 SMI" # # ...
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1answer
33 views

Calculating Time Differences in Excel

I would like to calculate time differences within Excel but am having trouble with the formula. I am comparing a screen time to the actual speaking clock time. e.g. Speaking clock = 13:00:00 ...
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1answer
41 views

How to find process stop time in linux?

I have one application which runs 24x7 in my system. But some how it was killed abruptly. I observe it 2 or 3 times from last 10 days. Now I want to find from how much time my application is stopped. ...
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1answer
40 views

hardware clock is set but date command is displayed wrong date and time

I am setting date with settimeofday function my hardware clock is set perfectly but when i execute date command it shows me wrong date and time. but if i reboot the system than it show me proper ...
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0answers
7 views

Move all files in directory to date-time based structure [duplicate]

I am hoping someone here can help me with (hopefully) a simple task... I have a folder (/img/) with thousands of pictures in, and I need to move them into a date-time based folder structure based on ...
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1answer
35 views

How to synchronize system time on servers upon network connection

I have 9 servers that have windows server installed on them, and have been set to synch with windows time server. They are expected to join a domain network (that at the moment has 4 servers) at a ...
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0answers
52 views

how to trace and correct the source of time difference between two different clients having the same NTP Stratum 2 source

My standalone server is connected and taking time from a dedicated NTP hardware that is synced to UTC through GPS. All clients in the network are connected to this stand alone server and the clients ...
44
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4answers
3k views

NTP - How are NTP servers so accurate

I've noticed that on my servers and other machines the clock always drifts so it has to sync up to remain accurate. How do the NTP server clocks not drift and always remain correct?
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1answer
28 views

Excel reformatted numbers to times

I have a spreadsheet stored on a company sharepoint site. Only one person in my team will use it at any time, when they're finished it saves and is available to another user. Periodically when someone ...
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1answer
2k views

How do I change subtitles encoding in popcorn time?

Whenever I select Hebrew subtitles on popcorn-time, it shows up as a bunch of strange characters I had the same problem at vlc, then I changed the encoding to Windows-1255 and everything was ok how ...
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1answer
61 views

System time messed up after booting from Linux flash-drive

I had recently installed Edubuntu 12.04 LTS onto a flash drive and have started booting from it. Since then, every time I reboot my system after using Edubuntu, my Windows time is four hours later ...
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1answer
52 views

How does Excel handle the h:mm:ss format?

I have the number 0.00082788917980126 which once converted to h:mm:ss format gives me 0:01:12, and I need to understand how as I need to perform similar formatting outside Excel, hence my question: ...
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1answer
66 views

Daylight savings issues in windows, possibly related to NTP sync

We have an app deployed to information kiosks across a number of sites, where employees of our client can log in and sign-on/off their shifts and view timesheets etc. Approaching every daylight ...
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0answers
13 views

ways to deal with timezones online in Chrome

The timezone i'm in is GMT+1, but most times are in other timezones. I'm not able to remember all those different timezone (there are around 30 different timezones in total), so I'm looking for ...
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1answer
118 views

Dual booting Debian / Windows XP: clock is off

I just installed Debian (Wheezy) on a Windows XP machine and am dual booting. But the clock is different! It's one hour late on XP versus Debian. I'm in Paris (GMT +1) and we're in winter (daylight ...
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1answer
51 views

Three different time values when using traceroute [duplicate]

I'm learning networking troubleshooting and noticed how there are three different time values outputted for every hop when using traceroute, what do they mean? (The left CLI in the image is a router ...
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0answers
45 views

How is CPU time measured on Windows?

I am currently creating a program which identifies processes which are hung/out-of-control, and using an entire CPU core. The program then terminates them, so the CPU usage can be kept under control. ...
2
votes
1answer
91 views

What is the rationale behind the default values for adjtimex --adjust?

The adjtimex utility has an --adjust mode that can be used to compare the system clock with the CMOS clock, calculate suggested values for the tick and frequency offset kernel time variables, and ...
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1answer
47 views

Excel convert [h]:mm:ss to a decimal format

I have this cell with an [h]:mm:ss format, and would like to have minutes only, with 2 decimals after the coma (and not seconds). For example: A1: 2551:26:38 becomes B1: 153086,63 How do I do ...
5
votes
4answers
6k views

Windows 7 time keeps changing by itself

As the title suggests windows time keeps changing in random times, with random amounts. It sometimes happens every minute, sometimes it is good for hours. If I go hit synchronize with Internet time, ...
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vote
1answer
515 views

Timezone setting in linux

I'm setting timezone GMT+6 in my linux machine by copying zoneinfo file to /etc/localtime but date command showing time UTCtime-6, can any one explain me this behaviour? I'm assuming date command ...
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2answers
103 views

Excel function for calculating total spent time

I have an excel sheet, where in some columns I have cells of the type "integer,integerM" or "integer,integerH", for instance "1,30m" or "5,2H". For all the column I would like to get an expression ...
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1answer
450 views

Add custom time to video frames using ffmpeg

I am using ffmpeg to encode raw pixels data (bgr32) into a video file. Pixels data is being sent from java application to ffmpeg stdin pipe. I am looking for a way to add a timestamp overlay to each ...
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1answer
334 views

Why does my router send an NTP request to ntp.nasa.gov?

I have enabled logging on my router and restarted it. At the end of the log file it says: Sat, 2000-01-01 02:02:19 - Send out NTP request to ntp.nasa.gov Wed, 2014-01-15 18:01:39 - Receive NTP Reply ...
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2answers
53 views

How to get the time in Hawaii from the OS X command line?

As the title states, I would like to get the current time in Hawaii (UTC -10:00) from the OS X command line. Could anyone help?
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2answers
61 views

Excel multiply days and hours with a factor

I would like to calculate the time span betweeen two dates with excel and multiply the amount of days with a factor - like 2 d and 10 h * 5$ Its easy to get the days and hours by just substracting ...
1
vote
1answer
324 views

Significance behind January 6 1980 server time

Today my iPhone reset it's date to Jan. 6 1980... I googled it and apparently it's a very common problem (A ton of results for January 1980... Most if not all were in January 6th of 1980)... the ...
0
votes
1answer
313 views

How to have the time permanently visible in Win 8.1 Modern UI?

How can I keep the time always on top/always visible when I'm using different apps in the Modern UI mode? Thanks!
2
votes
2answers
119 views

Incorrect system time, Windows 8

My computer's time keeps getting set incorrectly. My time zone is set correctly, and if I "Update now" to synchronize with an internet time server (time-a.nist.gov), the time gets set correctly. It ...
0
votes
1answer
98 views

Sum the number of hours in Excel

I want to sum the total hours I was worked in a project. For each day, I have: Starting Time B1: 09:30:00 am Ending Time C1: 17:00:00 pm Total Hours D1: =C1-B1 (06:30) I want to sum the values ...
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2answers
26 views

How to run “time” on a function in zsh

This works: time ls -l This does not work f() { ls -l } time f No time output is printed in the second case. Why?
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0answers
20 views

How can I keep Red Hat Linux folders open?

I am using Red Hat Linux (2.6.18 from uname -r) on a 64-bit machine. I usually keep 2 particular folders open, so I can see and manipulate their files with GUI actions. If some period of time has ...
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2answers
379 views

How to setup robust Windows time synchronization?

I have an incorrect time on my Windows machine. I'm not sure how to specify the proper timezone and setup an NTP synchronization. When i'm using a dualboot configuration with Linux (Ubuntu) my time is ...
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0answers
9 views

Last time turned on and for how long

Is there a way to know when and for how long a computer has been turned on? And to show an history of the last sessions?
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0answers
40 views

Modified times of folders

How does the inheritance and propagation of modified times happen? In order to better put my question, I am going to list three examples: A folder has three files. One file gets modified (by any ...
6
votes
2answers
2k views

Clock running fast after OS X Mavericks install

I've noticed my OS X system time on my iMac is running faster after I updated to Mavericks, after about a week it is a good 4 or 5 minutes too fast. In my Date & Time preferences everything is ...