First, the environment[Email protected] tmp]# cat/etc/redhat-6.9-I10.0. 0.61 172.16. 1.61(intranet)Second, check whether the service software is installed[Email protected] tmp]# RPM-QA ntpntp-4.2. 6p5-. 2. x86_64Third, modify the NTP configuration filevim/etc/ntp.conf# Restrict default kod nomodify notrap nopeer noqueryRestrictdefaultnomodify# usePublic servers from the pool.ntp.org project.# Please consider joining the pool (http: www.pool.ntp
Take the RHCE lab as standard. A simple NTP time server standard configuration is as follows: (Fu) server side: first, modify the system time and write the system time into dateMMDDhhmmYYYY in the hardware
The recent Exsi server time is always wrong, in the time configuration is always not correct display, using the following methods, you can quickly update to the latest time.System: Exsi 5.5
1. Login to ESXi host via SSH
How to open exsi ssh I will not say, we go online search, very simple.
2. Modify NTP profile via
Time synchronization is important when the Linux service needs time-stamping. Here is a synchronization command that I used recently.ntpdateMy virtual machine is CentOS, install Ntpdateinstall ntpdateAnd thenSelect the NTP server in Shanghai Jiaotong University to synchronizentpdate ntp.sjtu.edu.cnCommonly used
Configure the time synchronization server ntp on centos7
Method 1: simple, efficient, and easy to useNtpdate-u ntp. api. bzMethod 2: Time Server:1) sudo yum install ntp2) sudo nano/etc/ntp
Tags: hit ted 2.4 Microsoft ya Black new ADO div val FacilityTime synchronization is important when the Linux service needs time-stamping. Here is a synchronization command that I used recently.
# ntpdate s1a.time.edu.cn
Commonly used NTP addresses in China
210.72.145.44 (National Timing Center Server IP address)133.100.11.8 Japan Fukuoka Uni
1. Download NTP time software2, configure the beach time zone3, start this time software, and boot from the start4. Set the time manually to turn off the sync time provided by Red Hat5, open the configuration file configuration, r
Configuration from server:2.1 Package Installation:[email protected] ~]# Yum install-y bind Bind-chroot Bind-utlis2.2 Copy profile Template:[Email protected] ~]# cp-rv/usr/share/doc/bind-9.8.2/sample/etc/*/var/named/chroot/etc/2.3 Changing the server from the configuration file[Email protected] etc]# vi/var/named/chroot/etc/named.confOptions{ // Put files that named is allowed to write in the data/ dire
Tags: exiting execute command not and the technology share port syncerror message:Error reason analysis:Because the XNTPD is already bound to the Socket. When you run Ntpdate, it broadcasts first, and then listens on port 123.If XNTPD is running and a process is already listening on that port, it will cause ntpdate to fail to run on it. Run the following command to find the PID of the XNTPDSolution:Appears: pts/0 00:00:00 grep xntpd indicates that no PID was found.Using lsof–i:123Output:-bash:ls
Win
Run--services.msc to turn on Windows Time self-booting.
Change the date and time settings--internet time-Change settings, select Server, Windows default time server for time.windows.com, this often problem, we can cho
Linux time synchronization ntp service installation and configuration, linux time synchronization ntp service
When we need to manage the time of multiple servers, it is too troublesome to modify one server. The
First, installation environment:CentOS 7 Linux version 3.10.0-229.el7.x86_64Ntp-4.2.6p5-19.el7.centos.x86_64Second, installation and configuration2.1 InstallationNTP can be installed directly from Yum, using Rpm-qa NTP to see if the NTP service is installed, or if it can be upgraded with Yum install NTP, or without upgrading.Command:Yum Install
NetworkTimeProtocol (NTP, Network Time Protocol) is used to synchronize all of its client clock services. The NTP server uses the local system Network Time Protocol (NTP, Network Time P
remark: article reproduced from: http://www.cnblogs.com/liuyou/archive/2012/07/29/2614338.html
Summary:
GMT/UTC/CST;
/etc/localtime,/usr/share/zoneinfo/* time zone file,/etc/profile plus TZ variable;
Hardware time RTC, system time; date,hwclock,tzselect;
NTP relay SERVER;RPM
· NTP server configuration and setup details, ntp server configuration and SetupI. NTP server Construction
1) install the NTP service
[root@localhost ~]# yum -y install
Ntp service and time synchronizationI had a small project that was completely self-developed. I thought it was a very simple NTP service. I had to spend more than two hours on it (I used to work on O M and didn't pay too much attention to it, therefore, this technology is easy to use.) record here to avoid wasting time
I had a small project that was completely self-developed. I thought it was a very simple NTP service. I had to spend more than two hours on it (I used to work on O M and didn't pay too much attention to it, therefore, this technology is easy to use.) record here to avoid wasting time in the future.
In the target environment, five Linux centos 6.3 servers are used as the synchronization
1. "The NTP socket is on use, exiting" error appears. The reason for this is that the system NTPD server is running and can be via PS aux | grep ntpd View, if you still want to manually synchronize time, you must first stop the service, the command is:service ntpd stop or/etc/init.d/ntpd stop2. Npdate time.windows.com or ntpdate us.pool.ntp.org will be able to s
Today there is a small project, completely self-made, originally thought very simple NTP service, I give toss for 2 hours only to support the head (formerly are operations, not too much attention, so this technology, in simple all need to kiss taste AH), here records for the future do not waste time.Target environment, 5 Linux CentOS 6.3, one as NTPD service and external public NTP service synchronization
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