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Introduction In a variety of Internet applications, as the site requires more and more hardware performance, response speed, service stability, data reliability, etc., it will be difficult for a single server to undertake all access. In addition to expensive mainframes and dedicated load-splitting devices, companies have another option t ...

1. What is Ribbon At present, the mainstream load schemes are divided into the following two types: Centralized load balancing uses independent agents between consumers and service providers, including hardware (such as F5) and software (such as Nginx).The client does load balancing according to its own request, and the Ribbon belongs to ...

Recently, I played a lot of games and didn't work out many questions. So I decided to reproduce some topics. Construction of local environment The local environment involves php web services and redis database. Preparation of Dockerfile FROM ubuntu:16.04 COPY src/sources.list /etc/apt/sources.list COPY src/redis-4.0.9 /home/redis-4.0.9 RU ...

Docker local deployment memcached comes with the docker compose deployment memcached/elasticsearch/kibana/php/nginx script 1, What is memcached Memcached is a general distributed memory caching system. It is usually used to speed up dynamic database driven websites by caching data and objects in RAM to reduce the number of times that external ...

#1 Basic Concepts ##1.1 concurrency It has two or more threads at the same time. If the program runs on a single core processor, multiple threads will alternately switch in or out of memory. These threads "exist" at the same time, and each thread is in a certain state during execution. If it runs on a multi-core processor, each th ...

Memcached Distributed Cache System Introduction to Memcached Memcached is a free, open source, high performance, distributed memory object caching system. Memcached is a software developed by Brad Fitzpatric, a Danga Interactive company owned by LiveJournal. It is now an important factor in improving the extensibility of Web applications in ...

READ_CACHE_FAILED_REQUEST_NETWORK In this mode, the cache is read first. After reading successfully, it returns directly; Otherwise, the network will be requested (if the request is successful, write to the cache) REQUEST_NETWORK_FAILED_READ_CACHE In this mode, the network is requested first, the request is successful, the cache is written an ...