pt hub

Operations in the Hub classOn the server we're going to do a series of operations through the hub class, so let's talk about what we can do.Send Message operation for clientCall the Helloclient method for all clientsClients.All.helloClient ();Call the Helloclient method for all clients except for a given ConnectionID clientClients.allexcept (Context.connectionid). Helloclient ();Invokes the Helloclient meth

Use pt-table-sync to restore inconsistent data In the previous article, pt-table-checksum was used to verify data consistency. This section describes how to verify master-slave data consistency. when determining whether master-slave data is inconsistent, you must consider how to fix it. We recommend another important tool of percona-toolkit: pt-table-sync. Percon

as the core. Star: easy to manage, easy to expand, dedicated network devices are required as the core node of the network, more network cables are required, and high reliability requirements on core settings are required. A dedicated network device, such as a hub or vswitch, is used as the core node. Each host in the LAN is connected to the core node through twisted pair wires, forming a star structure. Although the star network requires more cables

Many enterprises build a VPN to build VoIP to achieve better call quality. However, after the establishment, only the VoIP contacts between the external and the central points can be established, and the communication between the external and external points cannot be established. This is because IPSec VPN is point-to-point communication and does not allow external nodes to communicate with each other. Therefore, star VPN networks cannot communicate with each other. The VPN

KT Session2: Mostly code implementation (KT is knowledge Transfer), our project Data Feed service is in a connecting link throughout the social hub project. Yes, we call Autonomy's API Service, presented to us through the filtered media Data, up we can provide to smartphone, store.hp.com to increase the store traffic, to facilitate the transaction., is the project structure diagram, provides the admin site to the marketing team to make the decision, t

/84/34/ Wkiol1eig2xgc4u4aadog6jav6e049.png "border=" 0 "/>4. Install the Exchange Server 2010 client and Hub Transport server roles, as shown in the following diagram.650) this.width=650; "height=" 433 "title=" Image ("style=" border:0px;padding-top:0px;padding-right:0px; Padding-left:0px;background-image:none; "alt=" Image ("src=") http://s3.51cto.com/wyfs02/M01/84/34/ Wkiol1eig2mtsxa2aavzikcvvla185.png "border=" 0 "/>650) this.width=650; "height=" 4

China will become the Asia Pacific Linux Hub China will become another center of Linux. Osdl (openSource codeThe Development Lab announced on Wednesday that it had set up its first office in China in Beijing and will become the hub of Asia Pacific in terms of Linux usage and publicity.Osdl also has offices in Japan and the United States. Its offices in China are supported by the Min

In SharePoint 2010, you can share content types for each website by configuring content hub on its website set ). The procedure is as follows:1. Choose "Management Center"> "Application Management"> "manage service applications;2. Select the "managed metadata service" service and click "properties" in the toolbar. (If this service is not available, create it through "new .)3. At the bottom of the property page, there is a "content type

The PT (Percona Toolkit) tool is a Perl-written toolset developed by Percona, which contains a number of features, such as changing data table structures online, validating master-slave data, checking database status, analyzing slow queries, and so on, which are more cumbersome to do by hand. , easy to operate.InstallationSince it is a tool set for Perl language development, it is of course to install Perl dependent packages first.Yum install-y perl p

Windows Server 2008 installs WinCE synchronization software that requires the installation of Microsoft ActiveSync 6.1 version.and cannot install activesync| Microsoft ActiveSync 4.5 version of the.In addition, we always pop up a dialog box during installation to prompt for the missing Windows components required by a Windows Mobile device center. because the Windows 2008 system does not have the desktop experience turned on function , so this problem will occur. turn on the desktop experience f

In the HUB-AND-SPOKE environment of mpls vpn, for the sake of security AND cost, the branches are not interconnected, AND the access between the branches must go through the firewall of the headquarters, both the security effect and the cost are saved.The experiment topology is as follows:Due to the existence of the downstream bits and domain tags in the anti-ring mechanism of OSPF, the route may not be received in the outbound VRF of r6. therefore, t

Then use Ctrl + Shift + ESC to eject the task ManagerClick Files--Run a new taskEnter "PowerShell" in the Open Fill box and check "Run as Administrator" below, OK!In the open window, enter the above content againForeach " $($_. installlocation) \appxmanifest.xml"}After the run is complete, try again to open theYou can also find the path to "PowerShell" on the disk, and then you can open the PowerShell window by right-clicking the administratorTip, I am using WIN10 Enterprise Edition, may have di

/WPA2 security functions, this provides users with the latest wireless security technology to ensure network protection. In addition, the product provides MAC address filtering, SSID broadcasting disabled, Advanced Encryption Standard (AES) data encryption, and multiple SSID/VLAN functions. DAP-2590 wireless access points can be managed through Web interfaces, Telnet, SNMP, and other protocols or methods to meet the needs of network administrators at different levels. (D-Link daps-2590) Differe

recently, users of the Win7 system have found that when the machine is turned on, the bottom right corner of the desktop will jump out of the USB root hub prompt. Sometimes it even pops up Microsoft USB 2.0 host controller simulator has been safely removed, and if you open Device Manager you will find the Microsoft USB 2.0 host controller simulator as an exclamation point. What should I do about it? Workaround: 1, reinstall the motherboard driver an

Aliyun's mirror services are well done, including the commonly used Debian (Ubuntu) and Redhat (CentOS) mirrors, the repo of all kinds of open-source software, and Docker's container mirrors, all copy one on a domestic server. Download speed is no longer limited by the big firewall you know. System and various types of open source software backup directly to see http://mirrors.aliyun.com/, the following alone Docker hub in Ali's Mirror accelerator set

How does mac add itunes to the notification hub? Current MAC OS x the latest ITunes support Notification Center plug-in feature, allows us to directly in the notification of the heart to control the playback of music, very convenient. Here is a small series to give you a brief introduction of the specific method of operation. 1, first of all, in order to implement ITunes control in the Notification Center on your MAC, you need the OS X 10.10 versio

MySQL master-slave replication is an important part of the MySQL high-availability architecture. It can be used to achieve load balancing, high availability and failover, and provide backup. For master-slave replication monitoring, it is not reliable to rely solely on the showslavestatus provided by MySQL itself. Pt-heartbeat is a good choice for master-slave replication latency monitoring. This article describes MySQL master-slave replication is an i

Principles and Application of pt-online-schema-change, ptonlinechangeschema If it is reprinted, please indicate the source of the blog: www.cnblogs.com/xinysu/. The copyright belongs to xiaoradish in the blog garden. Thank you for your support! PERCONA provides several tools for managing and maintaining MySQL. It is integrated into PERCONA Toolkit and provides tools such as slow query and analysis, master-slave differential comparison, master-slave

Fonts are often used in CSS for webpage design. The unit of font size is commonly used in two types: Px AND Pt. What are the differences between the two? First, find out the basic concept: Px represents pixel, pixels, and is the most basic point for displaying data on the screen; Pt is the point, which is a common unit in the printing industry and equals to 1/72 inch. It is clear that PX is a point, which i

First, the environment1. System environment system IP Host name Description server_id centos6.7 Masterip Master Database: Master 177 centos6.7 Slaveip Slave Database: From 148 2. Software Environment Software version Installation Method Description PT Tool 3.0.4 Compiling the insta