Tips for handling PHP7-FPM startup exception on Linux server

It is a common practice to use PHP7-FPM as the server-side script running environment on a Linux server, but sometimes you may encounter startup exceptions. This article will introduce some techniques for dealing with PHP7-FPM startup exceptions, and provide some specific code examples to help readers better solve the problem.

1. Check the configuration file

The configuration file of PHP7-FPM is usually located at /etc/php/7.x/fpm/pool.d/ directory, make sure that all configurations in the configuration file are correct. You can use the command php-fpm7.x -t to check whether the syntax of the configuration file is correct.

php-fpm7.x -t

2. Check the log file

The log file of PHP7-FPM records the running log of the server. You can locate the problem by viewing the log file. Usually the log file of PHP7-FPM is located in /var/log/php7.x-fpm.log or /var/log/php7.x-fpm/error.log.

tail -f /var/log/php7.x-fpm.log

3. Check the process status

Use the ps command to check the status of the PHP7-FPM process and confirm whether it has been started or if there are any exceptions process.

ps aux | grep php-fpm

4. Restart PHP7-FPM

Sometimes simply restarting the PHP7-FPM service can solve the problem.

service php7.x-fpm restart

The above are some common techniques and commands for dealing with PHP7-FPM startup exceptions. Readers can use them flexibly according to specific situations. I hope the above content will be helpful to readers with similar problems.

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