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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Domain time issue, server to clients

I have a server 2012 running as the DC also running DHCP. I have three PCs on this domain right now and all three get the incorrect time. The server has the proper time set and the proper time zone ...
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2answers
337 views

Cent OS 6 clock 3 minutes 35 seconds in the future

I run Cent os 6 64 bit on linode. server (incorrect): date Thu Aug 29 11:41:00 BST 2013 client (correct): date Thu Aug 29 11:37:25 BST 2013 As you can see the server clock is ...
2
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0answers
63 views

Pinpointing source of clock inaccuracy

I am having a huge problem with the clock on a Windows XP machine. Whether getting its time from the domain controller using w32time and an ntp server (PDC) / client, from a GPS clock directly using ...
2
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5answers
903 views

Linux clock loses 10 minutes every week

One of my linux server's clock loses 10 minutes every now and then, nearly every week. I update the time so it stays correct, and although it doesn't really bother me, i'd like to fix it. I've been ...
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2answers
560 views

Exchange 2007 ResetSearchIndex.ps1 time

I am relatively new to exchange. We are running Exchange 2007 sp2 for a medium/large institution and we are having trouble with OWA's search function not working. I was going to try running ...
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0answers
270 views

Meinberg NTP Client large wandering

All, One of the computers on my network runs Windows Embedded Standard and is running the meinberg NTP client and gets its time directly from a GPS clock. The service is set to run automatically and ...
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1answer
1k views

configure time sync for azure VMs

I have several ExtraSmall-sized Azure VMs (PaaS / Cloud Service based) that are all experiencing drifting of the Windows clock. Research showed that this is quite common, especially in VMs with shared ...
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4answers
38 views

What authentication methods use the system clock to assist authentication?

What authentication methods use the system clock to assist authentication? I have encountered issues in the past with CA and my system clock being slightly out of what sync with what it should be in ...
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2answers
1k views

Discovering NTP servers providing time service on network

As a linux (Debian-based) host on a network, how can I discover whether an NTP service exists somewhere locally on the network? Thanks.
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3answers
227 views

configuring server time to allow for daylight savings [closed]

Ive got a script that is allows users to submit data to a db, when data is submitted a timestamp is also added, my local time zone is GMT, as is my server time as set it plesk 11, but when the data ...
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1answer
168 views

Average time to retrieve the data from hard drive?

Is there a formula to approximate data transfer times from hard disks? For example, suppose I want to retrieve a 512 byte sector of data off a 7200RPM hard disk with an average seek time of 9 ...
6
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2answers
18k views

date: cannot set date: Operation not permitted [duplicate]

I have received an interesting problem during I tried to set my Server time either with NTD or manually using date command. First of all I have tried to use NTD. I have succesfully installed the ...
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1answer
2k 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 ...
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1answer
208 views

How to change the current time inside apache and mysql from shell in ubuntu?

I need to test my backend with different times without change the code.
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1answer
330 views

Review of a crontab script to add timestamps to minutely runs; any suggestions?

I've got a crontab job set to run minutely as such: * * * * * /home/username/public_html/domain.tld/production/scripts/cron_runner.sh My goal is to add some timestamps to output from cron so I can ...
0
votes
1answer
791 views

KVM guest clock sync with host

I'm running KVM w/ centos 6.x. My guest vm clocks are booting with a 1-2 second lag from their host. My clocksource for the host is ntp. My clocksource for the guest is "kvm-clock", but I need to ...
2
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1answer
423 views

Linux date translation to different time zone

The Linux server is hosted in EST timezone. But I want to translate the output of date command to IST(Indian Standard time +5:30 hrs) format and use it in a shell script. Is there any option available ...
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1answer
144 views

Set system time using SNMP?

Is it possible to set system time on Windows Server using SNMP? So you push out the time instead of using NTP
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1answer
11k views

How to set hwclock to UTC?

The times on my arch linux workstation got messed up, so I set the system time with date and then the hardware time with sudo hwclock --systohc --utc Now the hwclock gives: Do 04 Apr 2013 ...
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1answer
239 views

CentOS 6 recompile PHP and Freetds

I got something wrong with the default freetds (v 0.9.2) in my CentOS 6, reading the datetime from sql server is messed up in using mssql (dblib) extension, and it's said recompile php with current ...
5
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2answers
7k views

Is it viable to use w32tm /stripchart to judge time variance of two Windows hosts from each other? A better way to discover two host's time variance?

Is it viable to use w32tm.exe's option stripchart to judge the time variance of two hosts (within a very small margin of error)? Note that w32tm.exe's stripchart function is separate than the ...
0
votes
2answers
681 views

Why my server request takes 28 Second to get response?

I have a Wordpress website on a Godaddy server having at http://kerala.letmeshare.org. When I request to get this website this takes almost 28 sec to get reply. Because of this I made a complete ...
2
votes
2answers
827 views

Ntpd excessively inaccurate

I have ntpd set up (Meinberg ntp-4.2.6p5@london version for Windows on a Windows 7 client) with a bunch of nearby servers selected for low ping times (usually 10-20ms ping). However it seems my clock ...
2
votes
1answer
824 views

Real-time clock is wrong (from hours to years), one-time non-monotonic change at boot needed. Can Chrony solve this?

I can't guarantee a sane real-time clock on some machines (the time might be wrong by hours, months or even years). Since I also have intermittent networking, I set up Chrony in the hopes it could fix ...
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2answers
7k views

Setup of NTP on Hyper-V servers

I am having problems with NTP setup on our Hyper-V host and clients. I am not using Domain Controller (almost all advise is given for DC's which I am not using). On all servers I have used the ...
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1answer
279 views

Linode Fedora shows an incorrect time

My fedora 17 linode VPS shows an incorrect time. The current real time in Dublin is 15:13 but my linode shows the time below which is out by 3 hours and 45 minutes: cg@lin:~$ ls -l /etc/localtime ...
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2answers
753 views

disk bytes/s read and write

I'm trying to figure out how to count read and written bytes per second. At the moment what I'm doing is I read the data from /proc/diskstats which looks like this: 202 0 xvda 80702313 1132334 ...
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0answers
4k views

Setting Shoretel phone time correctly with dhcpd

Our Shoretel 230 phones are not picking up time service correctly and thus, the time on the display is wrong. When I go to the diagnostics of the phone, they are using a wrong time server (old). Here ...
4
votes
2answers
468 views

How do I make all Xen guests use their host clock value?

I've set up Xen server under Linux with several guests running, and all was well. After some time I've noticed the clock on the server drifted away, so I installed 'ntpd', and the clock was back to ...
2
votes
1answer
665 views

Use shell built-in time while checking exit status of a function and suppressing output

I am attempting to do the following in a bash script and am wondering if it is possible: Time the output of a command (in this case, mysql) using time Suppress the stdout output of the command ...
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votes
1answer
229 views

linux + change/edit file without effecting on file date [closed]

I want to edit some file in my linux for example ls -ltr /etc/some_file -rw-r--r-- 1 root root 188 Jul 1 2010 sysstat . echo "Server101_IP=187.0.98.4" >> /etc/some_file . I ...
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votes
1answer
438 views

I need a script to lockdown the system time to users via gpedit.msc [closed]

I need to lockdown the system time on a number of PCs via gpedit.msc and then removing administrators from the group and then adding 'administrator' and 'polling'. Can I do this via a script? ...
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2answers
158 views

How to do safely test Biztalk app by manipulating the Windows OS system time w/o breaking the Active Directory?

i have a biztalk - window service tied middleware application which talks to other system. recently we had a request to test for scenarios which relates to the date. as we have a lot of places in ...
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3answers
1k views

Sync clock on Windows XP machine to external (non-domain, non-workgroup) Windows Server 2008 R2 machine

I have two machines and I'd like their clocks to be in sync for various reasons. Machine 1 is an XP machine located in the office. Machine 2 is a VPS hosted by a third party running Windows Server ...
2
votes
1answer
687 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
2answers
221 views

Adjusting Windows time drift without internet on Windows Server 2003

I have Windows Server 2003 on a local LAN that has no internet connection, and need somewhat accurate timing. Unfortunately currently Windows loses about 1-2 minutes every week, which is why I have ...
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1answer
162 views

I changed time zone on DB & Web Server. Now SMTP sending is delayed

Both web & DB servers are running Windows Server 2008 R2. They are instances in the same datacenter at Amazon EC2. I changed both servers from central to eastern time zone using the windows GUI. ...
5
votes
1answer
719 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 ...
2
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1answer
102 views

Users changing date/time from BIOS

We have around 350 Windows XP PC and a Windows 2008 R2 Server. The problem is that some users are changing the date/time from BIOS and the next user who would try to log-in on that PC would get the ...
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3answers
1k views

Dell T710 time issue, clock loses time every day

I have a Dell T710 here at work that for some reason will not keep proper time. Its a dual quadcore with 32GB ram and runs Windows 2008 R2. Instead of Having multiple servers we run a few virtual ...
10
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2answers
4k views

What is the clock frequency inside 10Gb and 100Gb Ethernet cards?

As I understand, a 10Gb Ethernet card is capable of putting 10Gb every second on (say) a fibre optics cable. Now naively, for this to happen in hardware, one will need a 10GHz clock running the ...
4
votes
2answers
397 views

how to cause linux system datetime to run faster than real world datetime?

Background I want to monitor a running linux system over several days. It's a custom gentoo build and with much custom software on board. This software has ongoing maintenance timers and cron ...
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1answer
428 views

Disabling Host-to-Guest time sync in EC2 windows

In an EC2 instance (Xen Virtualized) is it possible to disable time sync on a Guest VM by Host VM. I found that it can be done on Linux instance by modifying xen.independent_wallclock=1 Is there any ...
1
vote
1answer
119 views

Is it safe to change the time on hosting VM server?

So, I noticed there's about a 10 minute drift on my VM hosting server from what time it's supposed to be. In traditional environments, I would just restart the system (and change the BIOS time if ...
10
votes
6answers
1k views

Replacing sick NTP server source and re-synching (with internal time currently 2 minutes late)

One of the external NTP servers (the primary one--currently) we're using as source seems to not be responding to NTP calls. Unfortunately, on our core router (Cisco 6509), the NTP functionality ...
1
vote
1answer
3k views

Domain Controller/Active Directory Time is 5 minutes slow

Our Domain Controller/Active directory Windows 2008 server is running 5 mins slow, so all the client PCs are also showing the slower time. Is it safe to change the time on the server? And while the ...
2
votes
1answer
270 views

How to correct time on Windows PDC server without affecting logons

I know how to set an authoritative time server in Server 2008 R2. That's not what this question is. I want to know how I can change the time on a network where the PDC (and therefore everything) is a ...
2
votes
1answer
219 views

2 servers, times always go out of sync

I have 2 servers set with the same timezone and I set them with the same time and I have them both updating their server time from the same internet time source. But each week they seem to fall away ...
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1answer
2k views

Ubuntu 12.04 - Change rsyslog to use EDT|EST instead of UTC

Right now, I have rsyslog handling a log for a PHP app. Well...I have PHP using rsyslog to do the logging. Currently, it logs time in UTC. I want it to log in EST/EDT as appropriate. How do I make ...
2
votes
1answer
369 views

Busy Debian server (Xen guest) seems to go to sleep (energy saving mode)

I have a Debian 6 Xen guest that seems to go to sleep from time to time. Randomly, it just stops to answer to any network requests (HTTP, ssh, ping) and only resumes activity when we log on the ...