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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1answer
40 views

How to schedule a task to execute 9000 seconds from now on?

I have a batch script that executes a few Python scripts and then needs to schedule the last Python script to be executed 9000 seconds later. Here's what I have so far: (I only know how to manually ...
0
votes
1answer
23 views

h:mm:ss for workout data in MS Excel for Mac

I am trying to store my running data in an Excel spreadsheet, but Excel keeps formatting it as a date and time. For instance, I enter in 30:00 for 30 minutes and 0 seconds, and Excel converts it to ...
0
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1answer
12 views

Excel 2013 time enter function

I want to enter hhmm and for it to appear as a time for example; 1233 12:33. and 2245 as 22:45 Then I will need to plot these times on the x axis of a graph. Any ideas?
49
votes
5answers
6k views

Are CPU clock ticks strictly periodic?

Is the frequency of a CPU a mean value of about how many clock ticks there are in a second or does it have a more strong, physical stability? In my opinion, it must be not stable nor unstable. So ...
0
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2answers
29 views

How to find files created between hh:mm and HH:MM for any day?

For instance, find all files created between 20:00 and 23:30 for any day (not a specific day)? been going through man find and didn't see anything that would do this. Would I have to write my own ...
2
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0answers
27 views

How to get steady time on an Atmel xPlained SAMA5D3

I'm running Debian Jessie from an sdcard on an Atmel xPlained SAMA5D3 SBC. I have a python program which samples another device via serial line. Said device has a pretty reliable 20s countdown clock. ...
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1answer
25 views

What is the output of time command in Linux

0m0.043s This is what is obtained out of time command in Linux. Is that 0.043 milliseconds or 0.043 seconds?
0
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1answer
13 views

Current time in vmware

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
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1answer
49 views

What are CPU time, user time, system time respectively?

I find someone asked a similar question, but my problem is NOT user-cpu-time, but user time vs system time vs cpu time. For example, the following info is what I got after a simulation on Linux: User ...
0
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1answer
38 views

Disable system time synchronisation

My system clock (which I can modify in UEFI) is working OK, but three hours behind me (always UTC+00, and changing it useless because it often resets when my notebook runs out of battery). I just want ...
0
votes
0answers
15 views

Cygwin's timestamps are all off

My system time is set for CST, America/Chicago. It is currently 11:38 AM CST, 17:38 UTC, on 2014-01-08. It also affects ls, and any other program. I believe am running into time zone conversion ...
0
votes
1answer
50 views

How to use conditional formatting to highlight specific days of the week AND time periods?

This answer regarding formatting on date time information Excel 2010 Conditional Formatting - TIME is a very, very technical answer that, in truth, I don't really understand! Hey-ho, I can deal with ...
1
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1answer
51 views

NTP Stratum Inaccuracy [closed]

We're gearing up to have an argument regarding NTP stratum as an indicator of time accuracy. The statement that started the whole thing was: Stratum 5 can be four minutes off. My understanding ...
0
votes
1answer
37 views

VPNs and system time zones

If my computer takes its time from the internet, and the time zone is determined by the IP location, why doesn't using a VPN change the time zone, assuming the VPN server is in a different time zone?
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votes
0answers
16 views

TIME of process not listed in ps on Cygwin

I am trying to find the TIME of a process which you would normally find in ps on a Unix based system but instead on Cygwin there is STIME which surely is not the same thing; I've tried to google for ...
0
votes
1answer
28 views

Linux ntpd service does not appear to be working

I’m running this flavor of Linux on identical machines … [dalvarado@machine2 ~]$ uname -a Linux mydomain.org 3.10.32-35.201.amzn1.x86_64 #1 SMP Thu Aug 14 22:00:02 UTC 2014 x86_64 x86_64 x86_64 ...
0
votes
0answers
19 views

update time from a desired NTP once in windows

OK, I normally used to configure time from a machine (myservername) that is an advertized windows net time server in my domain net use \\myservername /set Well this set the time value of the server ...
0
votes
1answer
69 views

Chart labeling: durations in minutes and seconds

I am attempting to chart the durations of phone interactions. They are currently entered as time of day values (I did not build the workbook), even though they are actually duration values, and Excel ...
0
votes
1answer
20 views

converting a cell specifcally formatted as 1h 25m (not excel time such as 1:25) and converting the cell to 85m

I would like to convert a cell with the following text/numeric string 1h 25min to a cell that displays 85min. Unfortunately, the original cell is only in the 1h 25min format and not in a true excel ...
1
vote
2answers
76 views

Is there a way to find out how long a tab has been open, or when a tab opened?

I'm trying to find a way to show how long a particular tab has been open in Firefox. Alternatively, finding out when a tab was opened would work as I could calculate the open time myself. I'm willing ...
0
votes
1answer
54 views

GPS without PPS vs. GPS with PPS vs. NTP

With which time synchronization method I can achieve more accuracy to the absolute UTC time? I use GPS with PPS for now but I want to compare these sources. Assume the following items: Internet is ...
0
votes
1answer
121 views

NTPD not updating time date on CENTOS

I have set up ntpd on CENTOS, I am trying to get it to pull time from a Windows domain contoller if i run the command: ntpdate dc3.mydomaain.local this works fine and updates the host with the ...
2
votes
2answers
51 views

Can NTP be set to load a time from file in case it can't load from network?

I've looked at the documentation but can't find anything like this. The situation is that I have a BeagleBone Black which does not have a real clock. By default, the computer boots up thinking it's ...
2
votes
0answers
39 views

Sync PC Time off Android Device

Is there any way to set the time of a Windows PC by querying an (unrooted) Android phone on the same LAN? IE, net time \\computer_name /set /y but with an Android device as the time source. As in ...
0
votes
0answers
533 views

An error occurred while Windows was synchronizing with

Trying to get my time synced properly and I run into this error every single ntp server I use. I've got my firewall disabled, every single port open in my router (UDP and TCP), and I've used several ...
-1
votes
1answer
72 views

Is it possible to slow down system clock? [duplicate]

I'm playing a game that is using JavaScript to get system time, and I need the best time in the game I can get, I tried Cheat Engine but, as I said game uses JavaScript, so it is of no help to me. I ...
0
votes
1answer
151 views

Windows NTP Client Not Syncing with my ESXi NTP Server

I have an ESXi 5.1 server configured as a NTP server and a local Windows Server 2008 R2 PC that aren't syncing. I've read that whenever an ESXi server is run as a client, it also acts as a server, so ...
0
votes
1answer
15 views

Elance/oDesk for self-control and estimation of spent time on own project

Since I've been working in company I used Elance for some projects. After working a few months with Elance I can say that it not only increases my utility but also helps to say how much time was ...
0
votes
1answer
24 views

I want to start VM for specific time

I am designing a system in which lot of VMs are there which run on KVM. My physical resources are limited, that is why I want to allow some of the VMs to run for some specific time(say Every Wednesday ...
1
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0answers
34 views

Monitor disk I/O used by specific command

I know that there are various tools for monitoring disk I/O, but I am wondering specifically if there is something equivalent to time for disk usage? For example, I am benchmarking a specific command ...
0
votes
1answer
34 views

Understanding 'time' command output?

There are several questions on this subject but none I've looked at provide quite what I need. My output looks like this: real 0m9.92s user 0m0.12s sys 0m0.02s Based on content of a ...
0
votes
0answers
20 views

Time sync over bluetooth

I am in a rather strange situation.I have two laptops that I want to have their clocks synced but I should not use ntp or any other kind of network traffic. Is there an rtc of some kind that works ...
1
vote
1answer
87 views

Linux command to check wherever this day is a DST change day and which direction?

Im currently designing a solution to synchronize a Clock on a Equipment. Each time the Equipment is turned on after a poweroff, its Clock is exactly "01:01". To sync this Equipment, I have a NEXA ...
0
votes
1answer
179 views

Make computer lock itself after 30 minutes of continued usage

I would like a family computer to lock itself after 30 to 60 minutes of usage, mainly so only my wife can unlock it for those minutes just by entering the password. Is this possible? (I know of how to ...
0
votes
2answers
1k views

Subtracting TIME UNITS (not time of day)

How do I subtract TIME UNIT (not time of day)? Last year I ran a marathon in 48 minutes and 20 seconds. This year I ran a marathon in 47 minutes and 50 seconds. When I do this in Excel- I tried ...
2
votes
2answers
297 views

How do I know if the hardware clock in linux is set to localtime or UTC?

I have a dual booted PC, and in order to have Windows and Linux agree on the time, I have set the hardware clock to localtime in linux as described here. Now I want to make a script to check if my ...
-1
votes
2answers
247 views

Excel how to divide a time period into equal time periods

I would like to find a way of dividing a period of time into 4 hourly time zones. I.e. if a piece of equipment is unavailable from 0900hrs to 1700 hrs that is 8 hours but I need to show this in 4 ...
0
votes
0answers
49 views

Make an Excel Graph Axis Show Two Time Zones

I have an Excel graph that displays the time of day in 24 hour HH:MM format. I need to also show the time with an offset for another timezone. How can I do this? I've attempted to use a custom ...
0
votes
0answers
75 views

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 ...
0
votes
0answers
70 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 ...
0
votes
0answers
454 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 ...
0
votes
2answers
81 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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votes
1answer
76 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 ...
0
votes
0answers
83 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 ...
1
vote
0answers
205 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 ...
0
votes
0answers
25 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, ...
0
votes
3answers
151 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 ...
0
votes
2answers
72 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 ...
1
vote
1answer
67 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 ...
2
votes
1answer
2k 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 ...