What to do if the swoole extension installation fails
Solution to the failure of swoole extension installation: first delete the "mysqlnd.ini" file in the "/etc/php.d/" directory; then add "extension=mysqlnd.so" to "extension=swoole.so".
Feb 04, 2020 pm 03:06 PM
How to use task process in swoole to handle time-consuming tasks?
There are two major processes in swoole, namely the master process and the manager management process. There will be a main reactor thread and multiple reactor threads in the master main process. The main function is to maintain TCP connections, process network IO, and send and receive data.
Jan 27, 2020 pm 09:49 PM
Summary of common problems with PHP Swoole long connections
Among them, the common errors reported by Redis are: Redis can configure how many seconds have elapsed if the client does not send data to the Redis server, then the connection will be closed; the common errors reported by MySQL: Like the Redis server, MySQL will also clean it up regularly. Remove useless connections.
Jan 26, 2020 pm 01:48 PM
php Swoole implements millisecond-level scheduled tasks
During project development, if there are business requirements for scheduled tasks, we will use Linux's crontab to solve them, but its minimum granularity is minute level. If the required granularity is second level, or even millisecond level, crontab cannot meet it, which is fortunate. The most powerful millisecond timer provided by swoole.
Jan 25, 2020 pm 07:14 PM
How to exit swoole
How to exit swoole: Use the "Server->stop" method to exit, where the $waitEvent parameter can control the exit strategy. The default is false to exit immediately, and setting it to true means waiting for the event loop to be empty before exiting.
Jan 13, 2020 pm 02:42 PM
How to compile and install swoole
Method to compile and install swoole: 1. Use the "phpize" command to generate a compilation detection script. 2. Use the "./configure" command to do compilation configuration detection. 3. Use the "make" command to compile. 4. Use the "make install" command to install.
Jan 13, 2020 pm 02:11 PM
How to uninstall swoole extension
How to uninstall the swoole extension: 1. Delete extension=swoole.so in php.ini. 2. Switch to bin in the PHP installation directory, and then use the "./pecl uninstall swoole" command to uninstall the swoole extension.
Jan 13, 2020 pm 01:50 PM
How to check if php has swoole installed
How to check whether swoole is installed in PHP: Enter the "php --ri swoole" command on the command line. If the extended information of swoole is output, it means that your installation is successful.
Jan 13, 2020 pm 01:42 PM
How to create a worker in swoole
The worker/task processes in swoole are all created and managed by the Manager process using the Fork function. When the child process ends running, the manager process is responsible for recycling and creating a new process. The Master process is the main process, which creates the Manager process.
Jan 13, 2020 pm 01:30 PM
How to use swoole to create mysql connection pool
How to use swoole to create a mysql connection pool: 1. The connection pool can be implemented based on swoole's AsyncTask module. It is easy to program and has no data synchronization and locking issues. 2. Use channel to implement connection pool.
Jan 09, 2020 pm 04:07 PM
How to connect swoole to the database
In swoole, you can use the "function swoole_mysql->connect(array $serverConfig, callable $callback);" function to asynchronously connect to the MySQL server.
Jan 09, 2020 pm 03:53 PM
How to check swoole version
How to check the swoole version: 1. Use the "php --ri swoole" command to check the current swoole version. 2. Use phpinfo() to check the current swoole version.
Jan 09, 2020 pm 03:22 PM
What threads does swoole have?
Threads in swoole: 1. MainReactor (main thread), responsible for monitoring the server socket. 2. The Reactor thread group is responsible for maintaining the TCP connection of the client machine, processing network IO, and sending and receiving data in a completely asynchronous and non-blocking mode. 3. Heartbeat packet detection thread. 4. UDP packet receiving thread.
Dec 30, 2019 am 09:54 AM
How to check swoole version
Check the swoole version command: php --ri swoole. A strict version update record has been established since swoole version 1.5. The current average iteration time is one major version every six months and one minor version every 2-4 weeks.
Dec 28, 2019 am 10:54 AM
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