What is php-cgi56 and how can stop that for sending email?

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What is php-cgi56 and how can stop that for sending email? – Managing your servers can streamline the performance of your team by allowing them to complete complex tasks faster. Plus, it can enable them to detect problems early on before they get out of hand and compromise your business. As a result, the risk of experiencing operational setbacks is drastically lower.

But the only way to make the most of your server management is to perform it correctly. And to help you do so, this article will share nine tips on improving your server management and fix some problem about linux, centos, security, centos7, .

in 2 days a go , my server(vps) running very very slow .I monitor server with htop monitor tool . when i view my command and service , i know some service named “php-cgi56” get all of my cpu usage and memory . This is screen shot :


This service got all of my traffic , How can I stop that ?


Solution :

kiana, Its not only the php-cgi56 which is consuming your server resources. It appears that MySQL is eating up around half of CPu i.e 45% and rest is being consumned by send mail service. Sendmail is using php to sending mails, if you have not initiated these emails via sendmail service, there may be probability of soem malicious script in your code and it could be spam. You can stop sendmail service on your system as a root by using below command.

  /etc/init.d/sendmail stop

For heavy MySQL Cpu usage, you should review the queries and may observe mysql logs closely or you may do some indexing, take a help of developer regarding indexing.

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