The tag has no usage guidance.

learn more… | top users | synonyms

0
votes
0answers
26 views

Windows 8 is reseting time after set to UTC

I changed timezone like suggest in this answer But every hour Windows is reseting the time. I disabled sync from internet but the problem continues How can I solve that error?
5
votes
1answer
59 views

How do I make a virtual machine with non-standard speed of time (timescale)?

I think it should be technically possible, but I don't know of any ways to do this in already existing software. What I mean — the "hardware" clock in the VM should be able to run at different ...
-10
votes
2answers
73 views

Why do we need a CPU clock [closed]

I'm very confused regarding the working of a cpu clock.The following questions arise in my mind-What is the need of a clock in a cpu ? What does synchronization mean in context of working of a cpu ? ...
0
votes
0answers
58 views

What else can cause PC clock delay, if CMOS battery and RTC module seems OK?

I have a Acer Veriton N260G Series PC nettop with motherbord labelled as All In One Motherboard GN40S01-1.0-KSH GN40S01 or All In One Motherboard MB.VA309.002. Computer's clocks is getting very late ...
2
votes
1answer
80 views

Error when trying to synchronize Windows 7 time

I believe I had a power outage last night and when I started up my Windows 7 machine the time was all messed up (as far as I know this is not the year 13324). This usually happens with the system ...
2
votes
0answers
615 views

Windows 10 time falling an hour behind

I've checked and my BIOS clock stays correct so it can't be the CMOS battery. Also when I boot Windows 10 and the clock is an hour behind if I got and sync the clock with the time server it shows ...
8
votes
1answer
618 views

Does a CPU clock frequency vary on-demand?

On my machine (not a personal computer), I have 24 cores (2.4GHz) and I currently don't have any important process running. Right now, are all of my 24 cores running/vibrating at 2.4GHz or are some of ...
0
votes
0answers
48 views

Windows Taskbar Clock Width

I have used the program from Control Panel > Clock, Language, and Region > Region and Language > Additional Settings to change my format of date shown on the clock of Windows 7's taskbar. ...
1
vote
2answers
39 views

Auto Sync Linux clock

How to implement the automatic synchronization of clock (date and time) in Linux? What is the best mechanism? Googling, I've found this: ...
6
votes
4answers
4k views

How to show weekday in Windows 10 clock in taskbar?

In all windowses before 10 I could just pull the taskbar up and I could see which day it is: But when doing that in Windows 10 it doesn't work: How can I get my weekday back without having to ...
2
votes
1answer
142 views

How is the CPU initialized by clock ticks?

When the computer's power is first turned on, the CPU initializes itself, which is triggered by a series of clock ticks generated by the system clock. source: ...
1
vote
0answers
55 views

KDE 4.14.2 - American holidays in Digital Clock no matter what

I'm experiencing an issue where no matter what I setup in Digital Clock's configuration, clicking on the clock shows a calendar with American holidays. From what I understand this is identical to ...
0
votes
1answer
610 views

How to show additional clocks in the new Windows 10 clock?

With the old clocks we can view at most 2 more additional clocks. But the new clock interface in windows 10 only displays the current system clock. To view other places' time I must click on ...
24
votes
3answers
9k views

Why do PCs still require a CMOS battery?

Why do PCs still require a CMOS battery, given that they're already plugged in? We are providing lots of power to the PC by plugging it into AC mains electricity, so why does it still require a CMOS ...
2
votes
0answers
77 views

CPU Time and Clocks

I've been given this question: Assume that on some computer the overhead of trapping to the kernel for clock ticks is about 2 microsecond, with the handler requiring another 9 microseconds. Clock ...
0
votes
1answer
92 views

How do I make ntpd more aggressive in its correction?

Is there any way to make ntpd more aggressive? I have a computer without a hardware clock in it. If it looses Internet for long periods of time, the time offsets until it slowly gets back to normal ...
5
votes
1answer
104 views

How can I have a secondary clock show in 24-hour time but the primary one in 12-hour time?

Is it possible to have only one of my secondary clocks display in 24-hour time while the other two clocks display in 12-hour time? If so, how? I would find this useful for dealing with UTC time. ...
2
votes
0answers
112 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. ...
-2
votes
1answer
10k views

Google Chrome Privacy Error NET::ERR_CERT_DATE_INVALID

Background: I'm running Windows 7 SP1. Using Chrome 39.0.2171.95 m. For a while my computer's clock was set to sync with time-b.nist.gov automatically, but the correct time would never display. It ...
1
vote
1answer
18 views

Drivers and core clock

I just got a new video card it works and everything plays great. It does not show up on my details in device manager or any of my overclocking utilities. It's an MSI 780 GTX ti. but it shows in all ...
1
vote
2answers
2k views

What does the BASE clock speed of an Intel CPU really signify, now that we have Turbo Boost and SpeedStep

Intel now sell their CPUs with an advertised Core Clock speed, and a Turbo Boost (up to) speed. As well as this, thanks to SpeedStep (dynamic frequency scaling), a CPU will often underclock to ...
0
votes
1answer
2k views

Ubuntu wrong clock time (universal and local)

Local time and universal time are wrong. They are shifted to -2 hours to the real time. Setting the timezone didn't solve because the universal time is wrong. I'm running Ubuntu 14.04 and I have a ...
0
votes
1answer
225 views

Run a command in a batch file on the system clock

I have two different connection for my internet connection. The first uses from 7am to 10pm. The second uses from 10 pm to 7 am the next day. And for each of the connections I've made a batch file ...
1
vote
1answer
508 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 ...
4
votes
2answers
182 views

How to fake having a CMOS battery for RTC

I have an embedded computer running Ubuntu Server 14.04 that has no CMOS battery (temporary, I hope) so it always boots to December 31, 2008 ... Currently I'm developing an application that depends on ...
0
votes
0answers
231 views

Laptop losing time when shut off

I have a laptop with Win 7 that is losing time. The laptop's battery has been lost and so the laptop works when plugged in. The time displayed by Windows continues ticking forward at the desired pace ...
50
votes
4answers
4k 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?
2
votes
1answer
5k views

Clock is standing still when the computer is turned off

Since some days I have a strange problem with a computer with windows 8.1. The clock has stopped working when the computer is off or sleeping! When I turn the computer on, the time is set to the time ...
0
votes
1answer
2k views

Bad Clock Battery on an HP Probook 4525s

How can I tell if the clock battery is bad in a HP Probook 4525s? My PC does not start when pressing the power button but the caps lock light flashes twice.
2
votes
1answer
347 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 ...
0
votes
1answer
65 views

how does the CPU read from RAM?

if I understand correctly, when a CPU communicates with ram over a parallel memory bus, the cpu applies voltage to the address conductors to set the address, then it applies voltage to the control ...
0
votes
1answer
1k views

How to make Google Chrome not to check system clock or certificates at all?

How to make Google Chrome not to check system clock? I want to switch back my system clock and still can access to gmail etc.
13
votes
6answers
65k 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, ...
0
votes
0answers
518 views

Same GPUs on Crossfire, different clock speed

I have two AMD Radeon HD3850 GPUs running on crossfire and I just noticed that they have different clock speeds. The first one(the one the displays are connected to) has the following clock speeds: ...
0
votes
1answer
812 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!
5
votes
2answers
1k views

Clock drift windows 7 in to the future

I am running windows 7 and from the time I bought the pc it has always had clock issue. My computer is constantly going in to the future, faster while a sleep (can sometimes be an hour or more) but ...
7
votes
2answers
4k 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 ...
1
vote
0answers
80 views

What is the specification for GPU ROMs?

So, graphics cards have a ROM that you can export in GPU-Z (GPU-Z: An example of an application that will perform this task). Is it at all possible to find out what the specification is for a GPU ROM? ...
4
votes
1answer
576 views

Windows Time clock going twice the speed

The computer is custom build, no pre-installed windows. I had windows 7 about a year ago, and had this problem then I went to windows 8, everything was fine but I decided to come back to win7 and the ...
13
votes
6answers
21k views

How to get video duration in seconds?

How can I get video duration in seconds? What I've tried: ffmpeg -i file.flv 2>&1 | grep "Duration" Duration: 00:39:43.08, start: 0.040000, bitrate: 386 kb/s mediainfo file.flv | grep ...
17
votes
1answer
4k views

Windows 8/8.1 system clock changing randomly while powered on and in use

I cannot explain this any more clearly and it has literally driven me insane. A few weeks ago my netbook's Windows 8 system clock started changing randomly while it was powered on and being used, so ...
0
votes
1answer
236 views

Superblock set in the future, hwclock attempting to debug it

I keep getting errors messages about my Superblock mount time being in the future, and insisting on doing fsck on every other boot, Im worried it will mess up my SSD. Where is the last time coming ...
0
votes
0answers
3k views

Getting clock / time info from a Win 7 PC to an Arduino

Assume I connect a microcontroller board (like an Arduino) to a Win 7 PC via USB. Is there anything in the USB communication protocol that contains host clock data? In other words, can I sync the ...
3
votes
0answers
52 views

Is there any relationship between memory access time and clock speed of processor? [duplicate]

I was just studying my computer organization topic and came across words and the time taken to access words, memory access time. So this has something to do with the processor. Then I thought of the ...
0
votes
3answers
197 views

Are there any decent vocal time / date / appointment announcers for Fedora Linux? [closed]

I'm looking for a Fedora / Linux application which announces the system time vocally at regular intervals, similar to the time announcement feature Mac OSX has. A quick look around Google hasn't ...
0
votes
1answer
672 views

Windows 7 clock gets stuck and internet disconnects

Few hours after every synchronization of the Windows clock with an internet server, it gets stuck. Along with it (I don't know the exact timing), the internet disconnects. Reconnecting (with or ...
1
vote
2answers
7k views

How to update Windows 8 clock with the internet every time I boot the system?

I'd to update my Windows 8 clock with the internet every time I boot the system maybe with a script that I set to be executed at system startup (like that option in the Date and Time window in the tab ...
2
votes
1answer
874 views

What controls the cpu clock speed/bus speed?

Does the cpu clock speed and front side bus get generated by the crystal oscillator/clock generator? Or does it get generated on the cpu? If it gets generated by the oscillator, how does it know what ...
6
votes
2answers
6k views

How to display seconds in the taskbar clock?

Is it possible to get the Windows 7 taskbar clock to display the seconds, without having to install a utility?
4
votes
0answers
664 views

Windows 7 set to UTC RTC forcibly changes time

I really want to make Windows 7 understand that RTC in using UTC instead of local time. I found a solution, except for it does not play well with time synchronization. I have: Modified the registry ...