Time is a dimension in which events can be ordered from the past through the present into the future, and also the measure of durations of events and the intervals between them.

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How to synchronize the clock of a windows server 2003 domain server?

Given a windows server 2003 domain server, I'd like to sync it's time to (any) external time services (it's off a couple of minutes). How to do this 1, manually; 2, in an automated manner every week?
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2answers
5k views

Domain Controller time is 7 minutes fast

I have a Server 2008 R2 domain controller running in VM on Hyper-V that is 7 minutes fast which I need to fix. I understand that this maybe down to the DC running in VM's. What I would like to know ...
18
votes
10answers
16k views

Compare NTPD and ntpdate

What are the pros and cons between these two ways to synchronize your server? It seems to me that your server would probably not drift more than 1 second every day, so ntpdate on a crontab would be ...
10
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6answers
631 views

Local timezones on servers considered harmful?

I'm curious as to what other administrators' experiences with timezones, in the context of remotely administered servers, are. In my career I've come across several conventions; Always, always, ...
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votes
3answers
7k views

Kill process with high CPU usage after X time? [closed]

running linux i have a few processes which tend to crash occasionally (game servers), which end up using 100% cpu. I'm looking for a program or script to check the cpu usage of a list of processes by ...
8
votes
7answers
3k views

Local or public NTP servers?

For a relatively large network (thousands of hosts) - what are the arguments for and against running a locally managed (pool of) NTP server(s) (perhaps periodically set via some public NTP server) and ...
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vote
3answers
1k views

Increasing the accuracy of windows 2003 NTP time sync

Hi using w32tm or some other service (NTP W32Time) is there away to increase the accuracy of windows time to sync at-least every 1sec? Whats setup; windows 2003 AD environment with a few servers and ...
2
votes
3answers
984 views

Stop Active Directory from updating computer time and date

This office runs an active directory on windows servers. Some 2003 DCs some 2008 R2 DCs A user (The QA analyst) requested that he is able to change his time and it not be changed back after 5-10 ...
19
votes
7answers
9k views

Should servers have their timezone set to GMT/UTC?

This may not be a big deal for smaller shops that only have one or a few site, but for larger organizations this is something I'm curious about. What are the pros and cons have having all/most of ...
6
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3answers
5k views

Public NTP servers

Is there a list of public NTP servers on the internet I can use.
3
votes
1answer
262 views

Changing time or offsetting it in OpenVZ contained server

I am trying to run a VPS, a Debian box contained in an OpenVZ container. Obviously, I cannot use time --set or any such command, as the time must be set via the parent node. The owner of the parent ...
3
votes
5answers
905 views

Time synchronization and scheduled tasks

If NTP runs at 10:59:55, and fixes the time to 11:00:13, does chron run the 11:00:00, and *:00:00 tasks, or are they skipped? Alternately, if NTP runs at 11:00:00 and fixes the time to 10:59:48, do ...
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votes
2answers
7k views

Time not propagating to machines on Windows domain

We have a two-domain Active Directory forest: ourcompany.com at the root, and prod.ourcompany.com for production servers. Time is propagating properly through the root domain, but servers in the child ...
9
votes
7answers
48k views

Why is ntpd not updating the time on my server?

I have ntpd running on my server. It's all the default settings, except I commented out its ability to be a server to other machines: # restrict -4 default kod notrap nomodify nopeer noquery ...
9
votes
9answers
5k views

Time drift

How do you deal with server time drift?
6
votes
6answers
8k views

Domain Controller time is incorrect

I have a domain controller running in VM on Hyper-V, the time seems to be steadily getting faster, over the X-mas period it's 5 faster, which seems odd! I know how to change the time and I belive we ...
4
votes
1answer
1k views

Syncing Domain Controller Clocks

It appears some computers in our computer lab have clocks running about 3-4 minutes fast. As of right now, when we join a computer to the domain, it sets the clock based on our server's Domain ...
4
votes
1answer
536 views

server restart after timezone change

Is it required that the server should be rebooted once I change the time? I ran into trouble when I changed the datetime and did not restart crond. Is there any other service that may have issues ...
2
votes
1answer
339 views

Time issues on the Network — How to find the Root Cause

A number of application servers started erroring out in my domain. Troubleshooting led me to a missconfiguration of NTP. I fixed the issue, but I don't know how the issue arose in the first place. ...
2
votes
1answer
227 views

Why does the time it takes to run this script differ so much between user and system and how I might correct the discrepancy?

My application sits behind a load balancer, and every once in a while I like to do a status check on each machine to get an idea of the time it takes to return an index.html document on each machine. ...
2
votes
2answers
17k views

Windows 7 machines won't sync time

I configured my Windows Server 2008 box as an authoritative time server using the instructions here: http://support.microsoft.com/kb/816042 Port 123 is open for incoming and outgoing connections on ...
1
vote
1answer
889 views

Cannot change date/time on virtualized centos install without a reboot

I have a dedicated web server which is running centos with xen virtualization that has centos installed on the vm. I do not have access to the parent server, I can only manipulate the vm, of which I ...
1
vote
2answers
1k views

How do I make sure that BOTH my server and MYSQL have the same timezone?

Because when I create a time in Python scripts..I want it to match MYSQL's time. How do I make BOTH of them pacific time?
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vote
2answers
191 views

Linux box time dilation

I have a linux box, running Fedora Core 10, and the clock gets screwy after a few days of uptime. It keeps time just as one would expect, but then I notice the timestamps on incoming email are from ...
1
vote
6answers
2k views

Access to the current time in windows batch script

I need access to the current time from within a batch script. When typing time in the cmd, I get something like this: The current time is: 16:58:03.98 Enter the new time: What I need is not that ...