Startsudo apt install memcached
#方式一：service memcached start# 方式二：/usr/bin/memcached -u memcache -m 1024 -p 11222 -l 0.0.0.0 -d start
Detection starts successfully
- -D: This parameter is for memcached to run in the background
- -M: Specifies how much memory is consumed. In M, the default is 64M.
- -P: Specifies the port to occupy. The default port is 11211.
- -L: Which IP address the other machine can connect to my server, if you want to connect other machines, you must set the-l 0.0.0.0
1.2 Django Connection memcached1.2.1 Add a cached configuration to the ' setting.py ' fileps aux|grep memcached# memcache 11025 0.0 0.1 326560 2372 ? Ssl Aug28 0:01 memcached -u memcache -m 512 -p 11211 -l 0.0.0.0 -d
# 缓存CACHES = { ‘default‘: { ‘BACKEND‘: ‘django.core.cache.backends.memcached.MemcachedCache‘, ‘LOCATION‘: [ ‘172.19.26.240:11211‘, ‘172.19.26.242:11211‘, ] }}
Note: The keys that you add are named in the following way
def default_key_func(key, key_prefix, version): return ‘%s:%s:%s‘ % (key_prefix, version, key)
To modify, you can add the configuration ' Key_function ' in the setting.py file
After the 1.2.2 is configured, operate the cache in views:CACHES = { ‘default‘: { ‘BACKEND‘: ‘django.core.cache.backends.memcached.MemcachedCache‘, ‘LOCATION‘: ‘172.19.26.240:11211‘, ‘KEY_FUNCTION‘: lambda: key_prefix,version,key : ‘Django‘+key, }}
2 Installing the Redis installation using redis2.1 (Linux)from django.core.cache import cachedef index(request): cache.set(‘username‘,‘django‘,60) print(cache.get(‘username‘)) return HttpResponse(‘index‘)
tar zxvf redis-4.0.8.tar.gz
mv -r redis-4.0.8/* /usr/local/redis
Startup and Configurationcd /usr/local/redismakemake install
2. Run Start
redis-server --port 6380 # 指定运行的端口号
Client connection to Redisredis-server /etc/redis/redis.conf
redis-cli -h {host} -p {port} # 会进入交互式环境
Stop Redis Serviceredis-cli -h {host} -p {port} {command} # 直接执行一个命令，不进入交互式环境
2.2 Django Configuration on Redis Cache development machine installed Django-redis# 客户端关闭redis服务器,默认save即关闭时生成持久文件redis-cli shutdown nosave|save
Config file ' setting.py 'pip install django-redis
To the View cache# 创建键时命名方式def KEY_FUNCTION(key, key_prefix, version): return "django:" + key# redis缓存CACHES = { ‘default‘: { ‘BACKEND‘: ‘django_redis.cache.RedisCache‘, # url格式 redis://[:password]@host:port/0 # 可以在url指定redis的密码，0表示低0个数据库 ‘LOCATION‘: ‘redis://127.0.0.1:6379/1‘, ‘OPTIONS‘: { "CLIENT_CLASS": ‘django_redis.client.DefaultClient‘, ‘PASSWORD‘: ‘123456‘, }, # 自定义键名命名规则 ‘KEY_FUNCTION‘: KEY_FUNCTION, }}
Cache the entire station, set in setting# 通过装饰器对views进行缓存@cache_page(60 * 2) # 过期时间为秒def cache(request): return HttpResponse(‘cache‘)
To cache a template fragmentMIDDLEWARE = [ ‘django.middleware.cache.UpdateCacheMiddleware‘, ‘django.middleware.common.CommonMiddleware‘, ‘django.middleware.cache.FetchFromCacheMiddleware‘,]
{% load cache %}<!DOCTYPE html>
The underlying cache API>>>from django.core.cache import cache>>>cache.set(‘username‘, ‘django‘, 120)>>>True>>>cache.get(‘username‘)>>>‘django‘>>>cache.ttl(‘username‘)>>>101>>>cache.set_many({‘a‘: 1, ‘b‘: 2, ‘c‘: 3})>>>cache.get_many([‘a‘, ‘b‘, ‘c‘])>>>OrderedDict([(‘a‘, 1), (‘b‘, 2), (‘c‘, 3)])
Redis Server:
127.0.0.1:6379[1]> keys *1) "django:b"2) "django:c"3) "django:a"127.0.0.1:6379[1]>
Django uses memcached and Redis as the cache configuration (Linux environment)
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