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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Setting time back on a production linux server

I am having an issue with the time on a production linux server being 2 hours fast. I need the time to be accurate for a particular project I'm working on, but am a little nervous to change it, as I'm ...
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2answers
6k views

How to use logparser to query IIS log entries logged in the past N minutes?

The host is located in the EDT time zone. Event logs are logged using EDT. IIS logs are getting logged using UTC, and I'm not sure which logparser construct helps account for UTC. For example, ...
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4answers
2k views

Synchronising clocks on a number of non-domain windows servers

We have a number of webservers, application servers and database servers that we want to keep in sync. Some of these servers are not connected to the Internet so accessing external time sources is not ...
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3answers
206 views

Linux box time dilation, part 2

This is a follow-up to my question yesterday, linked below. I have a Fedora 10 box. When it is freshly rebooted, it keeps time very well. I test this by typing date, then enter, wait about a ...
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5answers
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ntpdate not updating system time in XenServer VM

We have a Debian webserver that I am trying to use ntpdate to keep the time in sync. When I run ntpdate ntp0.cs.mu.oz.au I receive 16 Sep 10:55:36 ntpdate[21626]: step time server 128.250.36.2 ...
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2answers
221 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 ...
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3answers
2k views

Why would a Windows 2003 server clock reset during a reboot?

After a reboot the windows time reset itself to 26 March 2007. This meant it could not connect to any other servers in the domain. We have set the time to the correct value but we are having ...
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1answer
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Problems setting NTP sever with w32tm for a DC that is a Hyper-V guest

I have tried to sett my DC to get its time from several NTP severs. I follow this answer ...
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6answers
4k 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 ...
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3answers
6k views

How do I stop the clock running fast on a virtualbox client running ubuntu 8.04?

I'm having a problem with the clock running fast in Ubuntu 8.04 server (2.6.24-24-generic kernel) running in VirtualBox 3.04. It's drifting quickly, something like 5 minutes per hour. I think it was ...
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2answers
9k views

CPAN fails to install DateTime module

I tried to install the Perl DateTime module by running "cpan" and typing "install DateTime" at the prompt. After a lot of processing and printing I got this message: Compilation failed in require at ...
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4answers
319 views

wordpress, cron & time - does time on server affects plugins? how to fix it? (virtualbox)

I'm running wp on lamp install in virtual machine. I frequently pause it, save snapshots, etc. Date and time aren't correct because of this and i think i noticed weird behavior of plugins that use ...
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7answers
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VMware Workstation guest OS (Windows) resets date/time to host on restart [closed]

Everytime I restart my windows guest machine, it resets the date/time to the host date/time. How can I change it permanently? UPDATE: Time sync is already disabled in VMware tools
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6answers
4k views

How to measure boot time?

I was wondering what is the "proper" or "most significant" way in which to measure the boot time of a client machine: From turn on to login prompt From turn on to login prompt (HDD light off) From ...
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3answers
940 views

Getting irregular timestamps on NFS file server

Here is the situation: We have a file server that is not saving timestamps to a small portion of its files (77 files out of several million). It instead writes a default mtime of 1969-12-31 19:00 ...
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2answers
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Changing system date & time in OpenSuse 11.1

Opensuse 11.1 date command shows: # date Wed Dec 23 11:43:27 EST 2009 And I want to change it to current date i.e. July 29 00:50:12 2009. The command I am using to do that is # date -s "29 July ...
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3answers
7k views

Public free time server

I need to get the current datetime from a reliable source, because its likely that the local system time could be changed. Is it possible to get this from an internet time server, one that has close ...
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2answers
130 views

Timing of programs in Windows

Is there a Windows equivalent of the time Unix command? time measures the time spent by a process in both user and kernel lands. $ time for i in `seq 100`; do echo -n HI; done ...
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3answers
510 views

Time based php script

Say I want a php script the run the function itstime() every hour. Other than setting up a cron job on the server how can I do this? Or is this not possible because php scripts need to be opened to ...
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7answers
3k views

Why is the time messed up on my Ubuntu Server VPS?

A month back loads of services on my VPS stopped working. After messing about for an hour or so i worked out that the time had frozen. I gather it was some sort of virtualization bug and a reboot soon ...
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6answers
2k views

Share processor time between computers

I'm a developer and I use lots of applications gadgets. (I WORK ON WINDOWS) I have two computers (HP Dual Core (3.2Ghz) one with 512Mb and one with 1Gb RAM). So I work on both, but when I work I work ...
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7answers
17k views

Setting time zone on linux (ubuntu)

Here in the UK we are UTC+1. I set the time using 'date'. However it keeps resetting back to standard UTC, I'm guessing via a NTP time server. I've tried setting the timezone with tzselect but it ...
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5answers
941 views

Setting Linux time zone

Should /etc/localtime (under RHEL 5.3, not that I think it matters) be: a symlink to /usr/share/zoneinfo/whatever a hard link to /usr/share/zoneinfo/whatever a copy of /usr/share/zoneinfo/whatever ...
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3answers
3k views

What happens when you sync your hardware clock in a VM?

This thought occured to me and while not an actual problem I'm curious to know. When a virtual machine syncs it's clock with the hardware clock does that sync the hardware clock of the host? Change to ...
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2answers
206 views

Limit time change in Windows

Is there a way to limit the users ability to change time by more than an hour?
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10answers
20k 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 ...
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4answers
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Ubuntu linux takes longer time for incorrect passwords

When I log into my Ubuntu 8.10 box with a correct password the system figures out almost instantaneously that the password is correct and logs me in. However, if I supply an incorrect password, it ...
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2answers
3k views

Why does Ubuntu 9.04 reset my Windows clock?

I've got a rig with 2 hard drives. I've put Ubuntu 9.04 (Jaunty) on one of the drives and Windows Vista SP2 runs on the other drive. I went with this approach rather than dual boot since I wanted to ...
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9answers
7k views

Converting to and from epoch time

I often find myself needing to convert from one type of time to another, and haven't found a way I'm consistently happy with. Every time I do a quick google search, I come up with different (sometimes ...
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2answers
114 views

Hardware multipliers

Can someone explain the different system multipliers? I know this is a base clock (a.k.a the System clock) then there is a multiplier for the Front side bus (FSB), RAM module, maybe for the RAM ...
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1answer
3k views

Timezone settings for WebSphere 6.1

We have an application running on WebSphere which does (apart from other things) logging with timestamps. These timestamps are GMT. We are in the CET Timezone (Germany). WebSphere allows to specify ...
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4answers
53k views

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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3answers
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The Year 2038 Bug - Y2K38 Problem - Many of your applications will crash: Effects and Solution?

This is my second question relating to DateTime. We test our application for all known possibilities of bugs. I came across this issue a year back and after a lot of research I posted an article on ...
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5answers
603 views

Accurate DateTime synchronization for Workstations?

How do I synchronize and ensure that the workstations have accurate DateTime synchronized when needed? We have to change workstation date-time for testing some apps. How do I ensure back original ...
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4answers
828 views

Uptime of a Windows machine

How can one find out 'real' uptime of a laptop? By 'real' I mean the time since turning it on and resuming Windows from hybernation state.
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2answers
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Redirecting time.windows.com to internal server

In a corporate environment most machines will be domain joined and therefore get their time from the DCs. However, sometimes you get a machine that isn't in the domain. By default these machines will ...
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3answers
14k views

DHCP Options for Network Time Server

It looks like there are two options for providing network time settings to a DHCP client; option 004 and option 042. The description for 004 is "Time Server", while 042 specifies NTP. Is there a ...
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5answers
991 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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9answers
7k views

Time drift

How do you deal with server time drift?
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4answers
2k views

Getting Windows Vista to use our domain server's time

I am in charge of a small domain of 20 or so computers. I recently found how to get the windows XP machines to get their time from our domain controller using this batch file: call w32tm /config ...
38
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4answers
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Windows Server unable to synchronize NTP time reliably

Why does Windows Server (2008, in this case, but I've seen the same problem in 2003) seem to have problem synchronizing time? I've seen this error in my System log across a variety of servers: The ...