The relationship between the PHP-CGI process CPU100 % and the file_get_contents function. Sometimes, running Nginx, PHP-CGI (php-fpm) Web service Linux server, suddenly the system load increases, use the top command to view, many php-cgi process CPU
Server environment: Redhat Linux 5.5, Nginx, phpfastcgi
In this environment, the general php-cgi run is very stable, but also encountered php-cgi take up too much CPU resources and cause the server response is too slow, encountered php-cgi process
Sometimes, running Nginx, PHP-CGI (php-fpm) Web service Linux server, suddenly the system load increases, use the top command to view, many php-cgi process CPU usage is close to 100%. Later, I found through tracking that the appearance of such cases
Sometimes, a Linux server running Nginx, php-cgi (PHP-FPM) Web services suddenly has a system load that is viewed with the top command, with a lot of php-cgi process CPU usage approaching 100%. Later, I tracked and found that this kind of situation
Sometimes, running Nginx, PHP-CGI (php-fpm) Web service Linux server, suddenly the system load increases, use the top command to view, many php-cgi process CPU usage is close to 100%. Later, I found through tracking that the appearance of such cases
Sometimes, the Linux server running Nginx, php-cgi (PHP-FPM) Web services, suddenly the system load up, use the top command to view, many php-cgi process CPU utilization is close to 100%. Later, I tracked the discovery that this kind of situation is
Sometimes, running nginx, PHP-CGI (PHP-FPM) web service Linux server, suddenly the system load increases, use the top command to view, many PHP-CGI process CPU usage is close to 100%. Later, I found through tracking that the appearance of such cases
Sometimes, running Nginx, PHP-CGI (php-fpm) Web service Linux server, suddenly the system load increases, use the top command to view, many php-cgi process CPU usage is close to 100%. Later, I found through tracking that the appearance of such cases
Sometimes, running Nginx, PHP-CGI (php-fpm) Web service Linux server, suddenly the system load increases, use the top command to view, many php-cgi process CPU usage is close to 100%. Later, I found through tracking that the appearance of such cases
Sometimes, running Nginx, PHP-CGI (php-fpm) Web service Linux server, suddenly the system load increases, use the top command to view, many php-cgi process CPU usage is close to 100%. Later, I found through tracking that the appearance of such cases
The Windows php-cgi process automatically shuts down after processing a certain number of accesses, and since there is no way to directly allow the php-cgi process to support more access, it is only possible to start multiple processes to meet the
Later, I tracked the discovery that this kind of situation is closely related to PHP's file_get_contents () function.
In large and medium-sized Web sites, API interface calls based on the HTTP protocol are commonplace. PHP programmers like to use
Later, I tracked and found that this kind of situation is closely related to the PHP file_get_contents () function.
In large and medium-sized websites, API interface calls based on HTTP protocol are commonplace. PHP programmers like to use the
Later, I found through tracking that the appearance of such cases is closely related to the file_get_contents () function of PHP.
HTTP-based API calls are common for large and medium-sized websites. PHP programmers like to use the simple and
General situation everyone just put LNMP environment after installation, the Nginx Fastcgi_pass unix:/tmp/php-cgi.sock item modified to Fastcgi_pass 127.0.0.1:9000, Web Access prompted 502 error page, The php-cgi process cannot be found using
It's not "zombie", it's not "Sleep", it's like "hanging", but it's not kill, it's only-9 to kill ...... It is more appropriate to use "deadlocks" to describe them.
The reason is that the gearman extension is used. php does not manually set the
Assuming that there are 6 subdomains under Nginx, does that mean I have to open 6 phpcgi process pools? Like 127.0.0.1:9005.
Reply content:
Assuming that there are 6 subdomains under Nginx, does that mean I have to open 6 phpcgi process pools?
Briefly describe what CGI is and briefly describe CGI
Directory:1. What is CGI?2. Various Glossary3. Interaction Mode Between web server and CGI3.1 CGI Mode3.2 Module Mode3.3 php-fpm Mode
1. What is CGI?
CGI is the abbreviation of common gateway
Fault detection1. Other first, top look at the CPU, RAM, swap which is more tense.By analysis, you can see a total of 602 processes, of which 601 processes hibernate. This seems to be something wrong, the kernel process is about 80, plus memcached,
This article mainly introduces the PHP security Configuration records and common error carding detailed, interested in the friend's reference, I hope to be helpful to everyone.
Usually after the deployment of the PHP environment will be some
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