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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8k views

Using w32tm to resync all computers on a domain

I've noticed the time on all of our computers seems to be off by about 5 minutes. I think most computers are set up to sync time with one of our servers. after running a net time or a w32tm /query ...
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1k views

Fake Server Uptime (Linux/Windows) [closed]

Is it possible to fake the server uptime in any way (throttling the time).?(Linux/Windows). I guess it will cause serious troubles, still just wondering. -Cheers
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1answer
65 views

Windows timezone

In Windows, we can change timezone easily. But I have one question. In the dropdown list, there are several options for the same timezone. For example, for UTC+8, we can see these options: (UTC+08:00) ...
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2answers
884 views

How to synchronize windows server date/time?

I administer multiple Windows servers. One issue I have is that the time gets out of sync, and this becomes noticeable over a week or so. For example, my app server system time could be different ...
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1answer
633 views

Who sets NFS modification time - client or server?

I was curious about what exactly time is going to NFS file metadata when client writes a file. My assumption is that client time is recorded and not NFS server's time. But I wasn't able to find out ...
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1answer
1k 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 ...
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1answer
92 views

print from a specific time in a log time

I wrote a script to print 5 days prior to the end of a log file ! and now I want to change it in some way to print 5 hours prior to the end of the file ! this is the script : for d in \ $(sed ...
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1answer
3k views

nginx with php5-fpm, maximum execution time exceeded

In php.ini I have set "max_execution_time = 1200", phpinfo() confirms that, but my script stops after 300 seconds with message: "PHP Fatal error: Maximum execution time of 300 seconds exceeded" ...
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2answers
159 views

Better to use same or closer NTP servers when distributed?

I have a group of servers located in several data centers. They should all be synced so that they have the same time, and ideally, should also have the correct time. Is it better to sync them all ...
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2answers
6k views

datetime format changed between mysql 5.0 and 5.1?

I've upgraded a mysql slave from mysql 5.0 to mysql 5.1. during the catch up, the replication failed on a query with incorrect datetime value: 110919 13:56:18 [ERROR] Slave SQL: Error 'Incorrect ...
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2answers
636 views

Linux time incorrect

I've a Ruby file which executing creates and XML file and saves it. Every time it does it the time for the file (last modification) is incorrect (1 hour ahead). I also noticed that cron jobs execute 1 ...
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2answers
2k views

converting INT to DATE / TIME

I have a table that holds date and time values as INT data type. eg a date is stored as YYYYMMDD, like 20110901 and a time is stored as HHMMSS, like 21826. The date is close to ISO standard so its ...
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3answers
10k views

Windows Time out of sync

We have 5 virtual Windows 2003 servers running Citrix in our company, that users can log onto, Every so often one of the servers will change it's date/time so far ahead, users are unable to log on ...
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3answers
300 views

Managing multi-timezone servers

What would be an ideal time and timezone setup for multi-country servers? Especially considering one central IT team managing these servers. Currently we have each server using a local timezone. e.g. ...
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1answer
3k views

How can I sync time between two ubuntu computers, not connected to the internet

I have two computers connected to each other over an ad-hoc wifi. How can I make the first computer always sync to the time of the second computer? I tried playing with NTP, but could not figure out ...
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1answer
4k views

Why are my servers clock out of sync?

The domain time is now out of sync by 4 mins and its getting on my nerves, I ran a quick check to see if I could determine how much it was out by exactly and got this back: H:\>w32tm /stripchart ...
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1answer
397 views

changing timezone affects cron time

I have set up a cron to run at every 26th minute. $ crontab -l 26 * * * * date > /home/time.txt 2> /home/time_err.txt The current time shown by date command. $ date Thu Aug 25 23:26:00 CDT ...
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1answer
182 views

Checking the current time on an ESX server from the vSphere client

What is the easiest way to check the current time on an ESX server from a machine which has the vSphere infrastructure client installed on it ? In other words, is there any way to get the current ...
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1answer
1k views

Time problems on my Synology NAS 1511 running Busybox linux

I'm running a MS windows, using Netbeans 7. I occasionally get a problem when I hit save, "This file was modified externally, are you sure you want to overwrite" Further investigation has led me to ...
6
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1answer
129 views

Time taken for authentication to work again after changing system time

One of our domain controllers clock drifted way out of sync with the rest of the network (thanks to me forgetting to turn off VMWare's time synchronisation), which caused a whole bunch of servers to ...
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1answer
2k views

How time is affected by the ntpd and /etc/localtime

Can anyone explain how ntpd and /etc/localtime and system clock interact with each other, in UNIX or more specific in freeBSD? I'm giving the following long description of the concepts in case I ...
2
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2answers
335 views

Configuring time sync on domain

I have an AD domain (2 dcs single domain) and a number of member servers. I need to configure time synchronisation so that everything is in sync. There is a lot of fluff on this topic. Does anyone ...
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4answers
642 views

Getting time to sync with NTP on Centos 5 VM

My Centos 5 VM is drifting time. I have scoured different answers to solve this problem. I've looked at the VMWare's tips and added tinker panic 0 on top of my ntp.conf file. I also changed the ...
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2answers
1k views

Robocopy website deployment script log file name truncated in AM

This is an IIS website deployment script I started to write. It moves files from directory A to directory B and creates a log file with the date/time as the file name. When it's run in the AM hours, ...
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1answer
1k views

Time too quick in debian, 72 minutes pass in system date in one real world second

Having trouble with system date/time in GNU/Linux/Debian: Time goes too fast for date, time, cron. The sleep command works fine, file modification times are correct. The issue explained via commands: ...
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4answers
133k views

How do I force sync the time on Windows Server 2008 R2 Domain Controller?

What is the command to sync a Windows server domain controller to its configured time source?
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3answers
3k views

VMware: How to keep time in guest after suspend

I have Gentoo installed as guest OS. I have hardware clock synced with host system, but the clock of OS tend to be wrong after suspend. The only solution I find out is run hwclock -s frequently via ...
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2answers
2k views

Time Synchronization for Domain Controllers Virtualized Via Hyper-V

I would like to know if someone can recommend a better way to configure domain time synchronization for a group of Windows Server 2008 R2 servers than what I currently have configured. I have three ...
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1answer
349 views

modification time of file in future, but timezone is set correctly

Files that I am creating at a Unix server are created with a modification time that lies 5 days in future. But when I check with the date command, it seems, that timezone and date are set correctly. : ...
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1answer
658 views

Date / time out of sync by days

I have several 2003 servers in my domain that randomly change their date/time by several days, sometimes. They are all getting their time from an AD server acting as the primary DC. I have looked in ...
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1answer
2k views

Unix Timestamp in Apache Combined Log?

So basic question, but I can't seem to find an easy answer. How do I record the date/time in my apache logs to have a unix timestamp (seconds since epoch). I have the default LogFormat as: ...
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6answers
1k views

What consequences / implications can arise from a wrong system clock?

What issues can you think of that may arise from a wrong system clock setting ? Primarily interested in potential problems affecting servers and Linux or UNIX-like systems in particular. And how ...
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4answers
2k views

Best way to say “sync all system clocks to this server, when and ONLY when I say so?” Mixed setup of Windows+Linux servers

Title pretty much explains it. Let's say there's 100 servers, various versions of Windows and Linux, and one Windows server is the "master clock." I did look at this question: How do I synchronize ...
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3answers
575 views

Time cron not working

10 * * * * /usr/sbin/ntpdate pool.ntp.org >/dev/null 2>&1 The idea is to sync time every 10 minutes. However im waiting now for 15 minutes and nano /var/log/cron still returns ...
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2answers
4k views

How to sync time across Windows servers to the millisecond precision?

I really need to keep time tightly in sync between my Windows 2008 R2 servers and was expecting that Windows Time Service will do that... but sometimes difference between my clocks is over couple ...
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2answers
53 views

Store TIME in SQL

What is the correct way to store the TIME of day in SQL? Have a field that cares only when an action took place. Example values will be 2:30 PM or 14:30, it doesn't matter to me which. This ...
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1answer
151 views

Page response time in foreign countries

We are currently preparing to deploy our software in an non EU country. Any hints, how I can check response times from any country? Just to get a feeling when we have to use CDS and stuff...
3
votes
1answer
382 views

How precise is cron?

Hey everyone. I am trying to set up a python script to query a DB for all updates over the past 5 minutes. Given the number of updates, it must be as precise as possible (our records are timestamped ...
0
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1answer
538 views

Correcting the server time on a Debian box - root user time already correct

Hey All, Got a box running Debian. I've set the root user time to the correct BST time. However, when I log in the server time and date which is shown is wrong: e.g. http://www.5bars.co.uk/time.png ...
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2answers
1k views

Virtual PC: Issues with clock when guest Linux has a different timezone to the host OS

I'm running Linux (Centos) under Virtual PC in Windows 7. Guest is set to a different time zone then host OS and none of them are UTC. The issue is that when guest boots its time is always set to ...
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3answers
2k views

Windows 2003 server time reset

We had a situation where the time on a Windows 2003 server was getting set back spontaneously. We discounted the possibility of another computer on the network acting as a time master and causing ...
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2answers
775 views

Can't set date on Debian Amazon EC2 isntance

I don't know if the fact that the server is an Amazon EC2 instance makes any difference, but I thought I should mention it. I'm trying to set the time to an incorrect time for testing reasons. The ...
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2answers
143 views

Why does my system clock differ across services?

I have my system clock set to UK time, which is currently +0100 (BST) I set this by symlinking the localtime file, as follows /etc/localtime -> /usr/share/zoneinfo/Europe/London The date ...
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1answer
595 views

How does find command sort results?

I have an old messy shell script. One of the steps executes find command with some parameters and expects the results to be sorted by creation time. It works well on old machines (find version is ...
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2answers
4k views

How do I troubleshoot root cause of a hung windows (2003) server?

I have a pair of Windows (2003 Server) servers both running MS SQL Server (2008 EE) that each hang every few months. This has been occurring intermittently :( for the past 15 months pretty much since ...
2
votes
2answers
780 views

Seemingly high clock skew between four systems, normal?

I'm researching a bit of a problem maintaining time synchronization between systems. I finally decided to measure the actual clock variance between hosts, and found that over the course of 13 hours, ...
0
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3answers
2k views

Exchange 2007 Move Database - How Long Is It Estimated to Take?

We are planning to move our Exchange DB to an EMC SAN (NS-120) with plenty of drive space from our 2007 Exchange server native storage which is getting low on space but not critically low on space ...
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1answer
883 views

What do negative numbers under TIME+ in htop mean?

What do the red negative numbers I'm seeing displayed in htop mean? Should I be worried?
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1answer
620 views

Need to Override Automatic Time Set on a Test Server [duplicate]

Possible Duplicate: Stop Active Directory from updating computer time and date I have a question similar to some others I've seen here. I have a development server running Windows Server ...
5
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1answer
459 views

Windows Server Cluster & Strange Day Light Savings Time Behaviour

Over the weekend (Sunday March 27th) Daylight Savings Time kicked in here in Ireland and so all the servers (all win2k3 server) in our Production Environment updated their Times +1 Hour. However ...