I put redis into supervisor monitoring, I put redis startup command redis-server in the PATH attribute of etc profile, executed source etc profile, and manually specified that redis-server can start redis. now I m going to put redis into monitoring...
as shown in figure this kind of tag filtering can be done directly by sql if it is taken directly from the database, but it is not ideal. If the listing of each tag has a list of Redis, for example: the list of area (Chaoyang District)-1 235,456, ...
problem description I want to use redis to do session. Now I set the expiration time to 7 days, but now I can t find redis data for less than one day. Since redis is built by myself, I would like to ask you what might be the problem with redis. the...
now there is a problem that one server generates data and wants to give it to other servers to use. My idea now is to use the publish subscribe function of redis to share data. I don t know what the effect is. Have any great gods ever used it, ask for...
problem description you need to extract keywords from url to the crawler, so you need to get the url that redis sends to the crawler. related codes Please paste the code text below (do not replace the code with pictures) redis_key = weibos...
requirements: I need to use python to get the list type data of redis; add a column of additional data on the basis of the original data; how to achieve it? for example: original list data: {"@version":"1","@timestamp"...
everyone can see their own ranking, and it is updated in real time. If the number of users is small, you can use the ordered collection of redis. If the number of users is large, this solution will not work. ...
redis cannot boot automatically macos version: 10.13.6 redis version: 4.0.11 redis is installed by compilation (not brew) through online tutorials, I edited com.redis.plist under Library LaunchDaemons . <?xml version="1.0" encod...
problem description the project requires programs to connect to multiple databases (about 30, with the same username and password, but different library names). How to operate gracefully in Laravel? reference I have looked up the article Laravel ...
I wrote a redis client myself. When testing concurrently, I found that the acquired redis connection could not be returned to the connection pool this is the unit test class public class RedisTest { private static final ExecutorService executorS...
write a production and consumption program for redis queue in laravel execute the consumption command, specifying that the connection connection and queue queue name can be consumed normally, but not without specifying the queue name. Why? Shouldn t ...
there are three ways for Redis key to expire: passive deletion: when reading writing an expired key, a lazy delete policy is triggered to delete the expired key directly. active deletion: since the lazy deletion policy cannot guarantee that cold d...
problem description how do I deploy celery on the server? Environment: celery 4.2.0 , django 2.0.8 , python3.6.5 < hr > the environmental background of the problem and the method of trying recently developed a small project that requires cel...
concurrency problems can be solved with locks, such as optimistic locks and pessimistic locks, but when you see many references to using redis queues, what is the whole process like? whether it is like this: if you receive a request in the API, push th...
while (! $lock) { $lock = Redis::set( lock .$id, $random, nx , ex , $ttl); } I want to throw an exception at the timeout I specified in this sentence. ...
scrapy redis master slave masterslave 6. Masterredis-server: redis-server 7. Slave: scrapy runspider youyuan.py 8. Masterredis-clipushstart_urls redis-cli> lpush youyuan:start_urls http: www.youyuan.com find beijing mm18-25 advance-0-0-0-0-0-0...
after each subscription to the content, the Redis object is released, and after processing the subscription information, the Redis is connected again. is that so? how to use redis? in callback function ...
@ CachePut public Result updateUser (User user) { } @ Cacheable public Result getUserList () { } query the (getUserList) of all users and store it in the cache. After modifying the individual user information (updateUser), how to update the cache o...
my code keeps using setinterval to fetch redis data (redis is on another server). Dozens of people access the network outflow bandwidth (bit s) of the redis server at the same time. whether there should be a cache or what dozens of people access at the...
I have read some redis subscription articles that talk about using subscriptions in the command exercise. Are those real-time message notifications implemented by Ajax polling? Since subscribe monopolizes the connection blocking mode, it must no longer b...
as shown in the figure, sometimes you can load it with google, and sometimes you will report this error, because you need to force refresh when you regenerate the script locally, and reload the resource will time out. Do you have any good solutions? ...
WeChat Mini Programs, the backend changed the interface for uploading pictures. Said to use PUT to upload files. Check Mini Program s document, which says that the API uploads local resources to the developer server and the client initiates a HTTPS POST...
recently, I have been using gitlab for continuous integration, but I have encountered a problem when configuring the. gitlab-ci.yml file of gitlab-ci. If I start the startup.sh of tomcat with the shell command in A. gitlab-ci.yml, after the pipeline is ...
how to design a database of classified information? I want to write all the main contents of the information (title,content) in an info table. I don t know how to design the table for special properties. category table-Real Estate Job Category in...
the subject uses Mac. I wonder what kind of process the system background is when a software is opened. In addition, why the window can be opened in the same place on the desktop after some software is closed and restarted, and can retain the window size...