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0
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0answers
26 views

Why is my laptop downclocking when it is not connected to power?

I have a Sony Vaio VPCF22L1/E. Regardless of the OS I use (I have both Ubuntu 12.04 and Windows 8 installed (dual boot)), the CPU downclocks itself when the laptop is not connected to power. At ...
44
votes
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?
2
votes
1answer
131 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
249 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
104 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
35 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
124 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.
6
votes
4answers
7k 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
164 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
339 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
262 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 ...
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 ...
1
vote
0answers
58 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
286 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 ...
1
vote
4answers
3k 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 ...
0
votes
1answer
116 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
146 views

XFCE Menu Doesn't Update time with dpkg-reconfigure

Based on this question: How do I permanently reset the time zone in Debian? I've reset my time using dpkg-reconfigure, but the time in the bottom right has stayed the same, a two hour difference from ...
0
votes
0answers
629 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
50 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
95 views

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

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
236 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 ...
0
votes
1answer
3k 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 ...
1
vote
1answer
321 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 ...
5
votes
1answer
2k 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?
1
vote
0answers
407 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 ...
0
votes
3answers
1k views

Windows 8 display clock

I just got a windows8 laptop and I noticed that the clock is displayed in two areas. 1) Desktop - Task bar 2) Lock Screen. If I have to see the time, I have to keep switching between the desktop and ...
0
votes
3answers
2k views

FSB / processor clock ratio

If I understand it correctly, FSB and processor frequency should have a 1:1 ratio, how can I calculate this ratio with DDR RAMs? I need a simple example to make my mind
2
votes
1answer
332 views

Windows 7 Clock On/Off shortcut?

Apologies if I'm asking this in the wrong place etc. I've love to have a keyboard shortcut to turn off and on clock in windows 7. I've done a good bit of research and I can't find anything. Would ...
1
vote
0answers
168 views

Using NTPD as a client on Cent OS without Undisciplined Local Clock any disadvantage?

The following is the NTP configuration. My server is a physical system, not a virtual machine. The following ntp-4.2.2p1-15.el5.centos rpm I am using. tinker panic 0 restrict default kod nomodify ...
14
votes
2answers
594 views

Why are newer generations of processors faster at the same clock speed?

How come, for example, a 2.66 GHz dual-core i5 will be faster than a 2.66 GHz Core 2 Duo (also dual-core)? Is this because of newer instructions that can process information in less clock cycles? ...
0
votes
1answer
192 views

Slower cpu (pstate) = slower ram performance?

I noticed that if I lower my CPU clock speed via P-states/SpeedStep, my RAM slows down. However, through CPU-Z, my HT link, which is what connects my CPU to the memory, is still running at the same ...
0
votes
0answers
346 views

Windows 7 Time Keeps Changing by 5 hours

I currently have Windows 7 set to use UTC in the hardware clock using this registry hack: Windows Registry Editor Version 5.00 ...
1
vote
1answer
100 views

New server Windows clock losing time

We have just installed a new server and Windows Server 2010 R2 I believe. My Windows 7 workstations all seem to key off the time on the server and it keeps following behind about 10 minutes in two or ...
0
votes
2answers
598 views

DI-524 router, I cannot set the time past December 31, 2012

is there any patch or download that will enable me to keep using my DI-524 router? I did a factory reset in December 2012, which caused it to revert to a date in 2005, as there is no internal clock on ...
15
votes
4answers
935 views

How do PCs know when the time has changed?

In my country, the official time changes in the first month of spring and fall. When the official time changes, my mobile phone's and PC's clocks change as well. How do these devices find out ...
0
votes
1answer
135 views

Why can't I set the system clock on my Dell Latitude C510?

Whenever I open Chromium and visit any website, Chromium thinks that the certificate isn't valid yet. I know that's because of the system clock, and when I try to change the system clock nothing ...
1
vote
2answers
1k views

How to change the time zone Windows 7 uses to display time in the task bar?

I have my hardware clock set up in UTC. Windows 7 lets me add extra clocks to be shown when I click on the task bar clock, but the always-visible task bar clock itself remains in UTC. Can I change ...
2
votes
1answer
5k views

Ubuntu 12.10 Clock is wrong

I have an issue with Ubuntu Quantal, as it shows the wrong time. It is completely messy, the right time from time.is now is 09.43 and my clock shows 17.48. I am using ntp service and I already checked ...
0
votes
0answers
296 views

Asrock Z77 Pro4-M BIOS Clock stopped

My windows clock is slow when I am using an application. When I go into my BIOS the clock is stopped all together. When I first got the board I had an issue with the time running extremely fast ...
0
votes
0answers
471 views

Computer clock not working properly

to cut the story short: there are two symptoms I can observe. First every time I turn my laptop on, the clock resets back to 1/1/2009 12:00AM. even if I don't disconnect my laptop from direct power ...
9
votes
4answers
6k views

Major clock drift while computer is awake

The system clock is drifting quickly in my new Windows 8 Pro installation on a computer that ran Windows 2008 Server (Windows 7) just fine. This is a DELL Precision M4300. EDIT Originally I thought ...
0
votes
1answer
218 views

org-mode: Specify the clocktable time using the range format

I expect to be able to make an Emacs org-mode clocktable using the same range format as normal org-mode, but it doesn't work. How can I specify a duration like "[2012-11-10 土 13:00]--[2012-11-10 土 ...
3
votes
1answer
335 views

Ubuntu server loses exactly 5 minutes once in a while

I noticed that my server, an Ubuntu server 12.04, was losing time. I figured the hardware clock was off or maybe dying due to a faulty CMOS battery. I installed NTP to ensure the drift would be ...
2
votes
2answers
362 views

Monitoring the wall time of a process on windows?

Windows Task Manager has the ability to show the current CPU time of any given running process on windows, is there any way (not necessarily through Task Manager) to get the current wall time of a ...
2
votes
0answers
76 views

on xeon, does addq require 2 clock cycles?

How many cycles are required to add long ints on a xeon? from timing trials, it appears that 2 clock ticks are needed. /proc/info says model name : Intel(R) Xeon(R) CPU X5660 @ 2.80GHz ...
8
votes
11answers
6k views

What could be causing Windows to randomly reset the system time to a random time?

My Windows 7 machine infuriates me. It cannot hold a date. At one point it all worked fine, but now it will decide that it needs to change the system time to a random time and date, either in the ...
1
vote
2answers
1k views

Time randomly changing itself, internet randomly dying

I installed Windows 8 RTM a few weeks ago. It's not my first time installing it, but it's the first time having these annoying problems: Randomly, the system clock changes time all by itself - to ...
3
votes
1answer
371 views

Correcting clock drift in VM guests

I have a Unix O/S running as a guest under a hypervisor on a Linux host. The guest OS clock is 2s adrift from the host after 24 hours. I'd like to keep clocks in sync to less than a second for ease of ...
4
votes
2answers
5k views

Hide clock on lock screen in Windows 8

Is there a way to stop the clock from being displayed on the lock screen and on the "charms menubar" in Windows 8?
0
votes
1answer
720 views

Does adding 1066Mhz DDR3 SODIMM to a 1600Mhz FSB laptop make sense?

My previous laptop had 4x4GB 1066 Mhz DDR3. My new laptop instead has only 2x4GB 1600 Mhz DDR3. Using dmidecode I gather my FSB is set to 2300Mhz. Max Speed: 3800 MHz Current Speed: 2300 MHz ...