sticky load balancing

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Load Balancing FAQ Session Hold-sticky session (Sticky Sessions)

Session retention is one of the most common problems in load balancing and is a relatively complex issue.Session hold is sometimes called sticky session (Sticky Sessions).Before we introduce session-keeping techniques, we have to take some time to figure out the concepts: what is a connection (Connection), what is a se

Linux-centos-7-64 bit: 5, Nginx proxy +sticky module for cookie-based load balancing

downQuery Nginx main process numberPs-ef | grep nginxCalmly stop Kill-quit master process numberFast Stop Kill-term main process numberForce Stop kill-9 NginxIf the PID file path is configured nginx.conf, if not, in the logs directoryKill-Signal type '/usr/local/nginx/logs/nginx.pid 'Upgrade1. Replace the old program file with the new program first2, KILL-USR2 the old version of the program's main process number or process file nameAt this point the old Nginx master process will rename its proc

Nginx load Balancing based on Iphash session sticky sticker

analysis of RR and Ip_hash strategy in Nginx load Balancing    Nginx upstream currently supports the distribution of load balancing methods   1, RR (default) Each request is assigned to a different backend server in chronological order, and can be automatically removed if the backend server is down. For example:

Nginx load balancing-expansion function (NGINX Plus), nginx Load Balancing

Nginx load balancing-expansion function (NGINX Plus), nginx Load Balancing Nginx load balancing-expansion feature (NGINX Plus). This article mainly introduces the functions of NGINX Plus, and updates across different versions such

Principles and implementation of six major Web load balancing and six major web Load Balancing

proxy server can monitor backend servers, such as system load, response time, availability, TCP connections, and traffic, so as to adjust the load balancing policy based on the data. 5. The reflection proxy server allows you to always forward all requests in a session cycle to a specific backend server (sticky session

Using APM for load Balancing scenarios under Windows platform-load balancing (bottom)

options: Client Affinity: A cookie is assigned to requests from different clients, and then the cookie is followed to identify which server the request should be handled by. Host name Affinity: Based on host name for sticky processing, there are two provider that can be used: Microsoft.Web.Arr.HostNameRoundRobin: Ensure that the server is distributed as evenly as possible Microsoft.Web.Arr.HostNameMemory: Allocate accord

Using APM for load Balancing scenarios under Windows platform-load balancing (bottom)

options: Client Affinity: A cookie is assigned to requests from different clients, and then the cookie is followed to identify which server the request should be handled by. Host name Affinity: Based on host name for sticky processing, there are two provider that can be used: Microsoft.Web.Arr.HostNameRoundRobin: Ensure that the server is distributed as evenly as possible Microsoft.Web.Arr.HostNameMemory: Allocate accord

Using APM for load Balancing scenarios under Windows platform-load balancing (bottom)

processed, all requests that originate behind the client of the request are handed over to the same server for processing. This is the server Affinity. Apr provides us with two options: Client Affinity: A cookie is assigned to requests from different clients, and then the cookie is followed to identify which server the request should be handled by. Host name Affinity: Based on host name for sticky processing, there are two provider that

Linux Load Balancing Summary description (four-layer load/seven-layer load)

Tags: and hardware maximum operating system time between the INT database scoreIn regular operations, load balancing services are often used. The load balancer is divided into four-layer and seven-tier loads, so what's the difference between the two? Needless to say, the following are detailed:One, what is load balanci

Linux Load Balancing Summary description (four-layer load/seven-layer load)

Tags: objective physical detection initialize CTC actual application network session remains resumedReprint: http://www.cnblogs.com/kevingrace/p/6137881.htmlOne, what is load balancing1) Load Balancing (Balance) is built on the existing network structure, which provides an inexpensive and effective way to expand network equipment and server bandwidth, increase th

Nginx Simplest load Balancing configuration banquet F5 load Balancing nginx TCP load

Download Nginx for Windows version Download Address: http://nginx.org/en/download.html Open cmd window CD C:\nginx pointing to Nginx directory Start Nginx start Nginx Nginx-s Stop//Stop NginxNginx-s Reload//Reload configuration fileNginx-s quit//exit Nginx I hung 2 test sites under IIS T T2, which are only index.html to ensure proper access to The following is mainly configured under the Nginx folder under the Conf folder nginx.conf file The simplest configuration Access http:/

Load Balancing/Load Balancing

Server Load balancer is a server set composed of multiple servers in a symmetric manner. Each server is equivalent and can provide services independently without the assistance of other servers. Through a load balancing technology, requests sent from outside are evenly distributed to a server in the symmetric structure, and the server receiving the requests indep

Scenarios and differences based on fourth-tier load balancing and seven-tier load balancing

we are talking about Load balancer, sometimes called a four-tier load balancer or seven-tier load balancing device, sometimes called a four-layer switch or seven-layer exchange. The four-layer load balancing device mainly analyzes

LVS: Three load balancing modes compared with three load balancing modes

What is LVS??? Let's start with a brief introduction to LVS (Linux Virtual Server), which is actually a cluster (Cluster) technology that uses IP load balancing technology and content-based request distribution technology. The scheduler has a good throughput rate, transfers the request evenly to the different server execution, and the scheduler automatically shields off the server's failure, thereby forming

Four-layer and seven-layer load balancing features and common load balancing nginx, Haproxy, LVS comparison

The difference in principle between one or four-layer and seven-layer load balancingdiagram:Four-tier load balancing and seven-layer load balancing are simple differences in how they work:Overview:1. Four-layer load

Three LVS Load Balancing modes and eight Scheduling Algorithms for LVS Load Balancing

Three LVS Load Balancing modes and eight Scheduling Algorithms for LVS Load Balancing Three LVS Load Balancing Modes In the implementation technology of the scheduler, the IP Server Load

Software load balancing and hardware load balancing

Now the trend of Web site development to the use of Network Load balancing with the increase of the size of the site according to different stages to use different technologies: 1. Hardware-level load balancing This load balancing

Ten LVS cluster scheduling algorithms and load balancing theory, lvs Load Balancing

Ten LVS cluster scheduling algorithms and load balancing theory, lvs Load Balancing I. Concept of LVS LVS (Linux Virtual Server): Linux Virtual Server; LVS is a server Load balancer device that does not provide any services. When a user requests a Server

Ribbon load Balancing mechanism (custom load balancing rules)

Ribbon Load Balancing mechanismIn the previous chapter, "Introduction and construction of the Ribbon framework (no integration with Springcloud, independent use)" introduced the Ribbon Framework and construction use, then in this chapter will talk about the Ribbon load balancing mechanism, the following rules of the au

Windows layer Fourth load balancing--based on NLB load balancing

There is an article on Windows Seventh load balancing, this time about the fourth layer load balancerThe TCP/IP protocol family, the seventh layer is the application layer, and the fourth layer is the transport layer. The fourth tier load balancing is mainly converted via IP

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