ntpd

OpenNTPd not working in alpine Linux

OpenNTPd not working in alpine Linux In a Clean Alpine Linux install run apk add openntpd service openntpd start rc-update add openntpd Then modifiy the /etc/ntpd.conf to # $OpenBSD: ntpd.conf,v 1.16 2019/11/06 19:04:12 deraadt Exp $ # # See ntpd.conf(5) and /etc/examples/ntpd.conf servers pool.ntp.org server time.cloudflare.com sensor * constraint from "9.9.9.9" # quad9 v4 without …

Total answers: 1

NTP service shown "inactive" with 'timedatectl status'

NTP service shown "inactive" with 'timedatectl status' On an Archlinux host, I noticed that command timedatectl status returned correct result for times (local and UTC) but also mentioned that the NTP service was inactive. That struck me as odd because ntpd.service is enabled and active on that machine, even though systemd-timesynd.service is present but not …

Total answers: 1

How to see which devices on a network use your unix NTP server?

How to see which devices on a network use your unix NTP server? I’m running a Unix server with NTPD version 4.2.7. I have various clients using this as its main NTP server such as other unix servers, cameras, IOT devices, etc. I want to get a list of which IPs are using this NTP …

Total answers: 2

ntp won't work on read-only Raspberry Pi

ntp won't work on read-only Raspberry Pi I’m struggling to understand WHY ntp (the service) won’t set the time correctly on my raspberry pi. I have configured the filesystem as read only, to save my SD card, but it used to work, and I cannot seem to figure out why ntp won’t work now. In …

Total answers: 2

chronyd or ntpd + What are the benefits when using chronyd?

chronyd or ntpd + What are the benefits when using chronyd? We have Red Hat Linux 7.5 machines and we need to decide between ntpd or chronyd service. What are the difference between chronyd to ntpd? When is more useful to use chronyd instead of ntpd? Asked By: yael || Source A short answer is: …

Total answers: 1

ntpd not running

ntpd not running Have confirmed correct server is configured in /etc/ntp.conf It can ping that server. It definitely has the ntp package /home/admin# dpkg -s ntp Package: ntp Status: install ok installed But the daemon is not running /home/admin# ps wax | grep ntp 21959 pts/0    S+     0:00 grep ntp Status check /home/admin# ntpstat Unable …

Total answers: 2

how do you set up a linux client to use ntp information provided through dhcp?

how do you set up a linux client to use ntp information provided through dhcp? there are so many tutorials out there explaining how to setup dhcpd server, in relation to providing ntp suggestions to dhcp clients, that I had always thought that ntp configuration was carried out automatically. Recently I started seeing clock drifts …

Total answers: 3

VM with ntpd running but not syncing

VM with ntpd running but not syncing TL; DR VM using KVM, time is not synchronized. After a 2 minute suspend, it keeps a permanent 2 min gap. Setting up another VM with different network config shows that network config prevents ntp from working. Fixing this network issue is out of topic. However, the new …

Total answers: 1

How to keep Debian internal clock synchronized (with NTP servers)?

How to keep Debian internal clock synchronized (with NTP servers)? I have a home server which runs an up to date Debian 7.5 (wheezy) installation. I just discovered that the server has its internal clock set to ± 3 minutes in the future. I knew that I could use NTP to synchronize Debian (and the …

Total answers: 3

strange NTP traffic

strange NTP traffic I have a number of openSUSE VMs (mostly 13.1). One of the VMs is configured to sync its time with the outside world, the other ones sync with this one. This has never caused problems (that I am aware of). Now I noticed that ntpd on the outside-connected VM causes about 9% …

Total answers: 1

Arch ntpd/ntpdate not synchronizing clock

Arch ntpd/ntpdate not synchronizing clock My raspi running Arch isn’t updating its time with NTPD. I’m running [root@fatpi ~]# cat /proc/version Linux version 3.10.28-1-ARCH (nobody@root-armv6-copy) (gcc version 4.8.2 20131219 (prerelease) (GCC) ) #1 PREEMPT Tue Jan 28 15:46:05 MST 2014 I stop the service and try to update with ntpdate, but ntpdate -sb won’t work; …

Total answers: 1

How to get ntp to use gpsd to update system date/time with a large offset

How to get ntp to use gpsd to update system date/time with a large offset I have a GPS connected to my system, and if I change system time to be ahead/behind GPS time by less than 4 hours, ntpd ensures that the system time is updated to match that of the GPS. If, however, …

Total answers: 2

Does `ntpd` set hardware clock?

Does `ntpd` set hardware clock? Does ntpd set hardware clock? Does ntpd set hardware clock if I pass -q option (mean one-time correction)? Linux 3.5.6, ntp 4.2.6.p5. Here is written that ntpd syncs the system clock to hardware every 11 minutes, but I can’t find reference to this in the ntpd mans. Asked By: user14284 …

Total answers: 2

How to check if NTPD updates machine's time successfully using shell?

How to check if NTPD updates machine's time successfully using shell? I’m trying to use NTPD to update my Linux machine’s time to a specified NTP server. Here is the scenario: Each time the Linux machine starts up, I want to update the time from NTP server and if it’s not successful, I want to …

Total answers: 9

How can I tell if my system is keeping the system time up to date?

How can I tell if my system is keeping the system time up to date? How can I tell if my Debian system is keeping the system time accurate by getting NTP updates? Basically I want to turn this on if it is currently off, but I don’t know if it is on or off. …

Total answers: 3