ptp time server

Rsync + inotify enables real-time server backup, rsyncinotify Inotify: Inotify is integrated into the kernel. inotify is used as a third-party software to monitor directory changes through the interfaces provided by the kernel. The inotifywait command can monitor fine-grained real-time changes to files in the directory. The monitored command is Inotifywait-mrq -

Several methods for obtaining network time from the server 1. Use Net time \ Server2. Win32 API function used by the NT platform: netremotetod3. File Creation TimeCreate a new file in the shared folder of the server and obtain the time when the new file was created.4. Use th

The first thing to note is that the content of this article is not how to tune SQL Server query performance (about which you can write a book), but how to leverage the set STATISTICS IO and set STATISTICS in SQL Server query performance tuning Time these two frequently ignored Transact-SQL commands.On the surface, the adjustment of query performance is a very sim

document configuring Windows Time service to using an internal hardware clock, I configured the Windows 2012 physical machine to be an NTP server that uses an internal hardware clock. Note that Microsoft's article how to configure authoritative time servers in Windows server is not work. Follow the steps in VMware KB

Detailed explanation of how JavaScript gets server time, and detailed explanation of javascript This example describes how to obtain the server time using JavaScript. We will share this with you for your reference. The details are as follows: Javascript is a script running on the client. We generally use new Date () to

frequency deviation is specified, the ntpd program uses it to automatically compensate for the natural drift of the clock, so that the clock can be used even when the external source is cut off, still maintain considerable accuracy broadcastdelay 0.008 logfile/var/log/ntp. log keys/etc/ntp/keys Client settings: Set by crontab timer, run once every 5 minutes */5 */usr/local/wapsh/ntprsync. sh [Root @ AppServer wapsh] # cat ntprsync. sh #! /Bin/sh /Usr/sbin/ntpdate 218.0.0.1 /Sbin/hwclock-

This article mainly introduces the differences between time () and $ _ SERVER [REQUEST_TIME] in php, and analyzes in detail the usage of time () and $ _ SERVER [REQUEST_TIME, the differences between the two methods in obtaining the current system timestamp and the request timestamp are compared and summarized in the fo

Configure NTP and synchronize server time Configure NTP and synchronize server time There are more and more servers in the project. Recently, Database Synchronization has been performed on several servers. When a synchronization error occurs, you can view the logs, as a result, we found a small problem that has been ig

Chrony is an open source free software that keeps the system clock synchronized with the clock server (NTP) to keep time accurate.It consists of two programs: Chronyd and CHRONYC.Chronyd is a daemon that runs in the background to tune the system clock and clock server synchronization running in the kernel. It determines the ratio of the

JavaScript is run on the client's script, we generally use the new date () to get the current time, but the time is the client, the client time is arbitrary change, if you want to do a product launch countdown, the client time a change, it will be fool. There are many scenarios in the business that require

A few days ago and two friends rented a foreign server, I have a domain name, intends to winter vacation flask Learn to do a website to play a play, but did not work, the afternoon to learn the next flask got a helloworld, so can't wait to try to deploy it to the server up first.The schema used is uwgsi+nginx+flask.Nginx is something, we buy the server has an IP

This example details the differences between time () and $ _ SERVER [REQUEST_TIME] in php. What is the difference between time () and $ _ SERVER ['request _ time'] in php, I believe many people will, like me, question the main difference between the two. I will analyze it fo

First, select the server base clock, you can select the internal hardware clock and external NTP timing server. (Make sure your time is accurate first) A. Configuring the Windows Time service to use the server internal hardware clock (1). Click Start, click Run, type reged

Configuring NTP to set up the local time server NTP is a protocol used to keep the system and a precise time source at time. in Linux, we can use the Network Time Protocol to keep our system accurate. install: # Yum install NTP or find the ntp rpm package from the installati

NTP server is used for LAN time synchronization. You can ensure that all servers in the LAN are synchronized with the time server. Some applications require a higher time-to-live nature. Requirements must be unified time, so the c

Configure NTP to synchronize server timeMore and more servers in the project, and recently in a few servers to synchronize the database, synchronization error to look at the log, and then found a small problem has been neglected---several servers time inconsistent.The data is then consulted, and the decision is made to use NTP (Network time Protocol, Internet Pro

Many of us have already used Cisco routers quite well. However, in the face of the NTP time synchronization server configuration, we may not all know about it. Here we will introduce it to you. For the purpose of network management, we set up netflow to monitor traffic and obtain detailed access records for Intranet users to access the Internet. Such records can be accurate to seconds, the premise is that t

in the Enterprise LAN environment, there will generally be a separate time server ( NTP ), the general enterprise will be used to Linux Platform for CentOS Set up as a time server, we introduce a more practical, more economical system resources, is in the enterprise's Windows Serve