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CentOS Install cpanm
CentOS cannot start after installation is complete
Home System Tutorial LINUX CentOS installation cpanm and CentOS installation cannot be started after completion

CentOS installation cpanm and CentOS installation cannot be started after completion

Feb 15, 2024 am 11:30 AM

php editor Apple introduces you to CentOS installation cpanm and the solution to the problem that it cannot be started after the installation is completed. Installing cpanm on the CentOS operating system is an important task. It is a management tool for CPAN modules that can easily install, upgrade and manage Perl modules. However, sometimes you may encounter problems with not being able to start after the installation is complete. Next, we will provide you with solutions to help you solve this problem and ensure that cpanm is running properly.

CentOS 安裝 cpanm 及 CentOS 安裝完成后無法啟動(dòng)

In the CentOS system, cpanm is a module of CPAN, used to install Perl modules. Sometimes after installing cpanm, the system may not start. This article How to solve this problem will be explained in detail.

CentOS Install cpanm

You need to ensure that your CentOS system has the EPEL repository installed. EPEL is the abbreviation of Extra Packages for Enterprise Linux. It provides many additional software packages, including cpanm. To install the EPEL repository, run the following command:

```bash

sudo yum install epel-release

```

Next, You can use the following command to install cpanm:

sudo yum install cpanminus

After the installation is complete, you can use the following command to verify whether cpanm is installed successfully:

which cpanm

If the path of cpanm is returned, the installation is successful.

CentOS cannot start after installation is complete

If you encounter the problem that the system cannot start after installing cpanm, it may be because some dependencies are not installed or configured correctly. Here are some possibilities Solution:

1. Check system logs: Check system log files, such as /var/log/messages or /var/log/syslog, for any error or warning messages that may provide information about Clues that the system cannot start.

2. Check dependencies: Make sure all required dependencies are installed and configured correctly. Some Perl modules may depend on other modules or packages. If these dependencies are not installed or configured correctly, problems may occur. Causing the system to fail to start.

3. Reinstall cpanm: Try to uninstall and reinstall cpanm to ensure that all files are installed correctly. You can use the following command to uninstall and reinstall cpanm:

sudo yum remove cpanminus

4. Check SELinux: SELinux is a security module on CentOS systems. Sometimes it may cause the system to fail to start. You can try to disable SELinux or set it to permissive mode to see if the problem is solved. To disable SELinux , please edit the /etc/selinux/config file, set SELINUX to disabled or permissive, and then restart the system for the changes to take effect.

5. Check the kernel version: Make sure your CentOS system is using a kernel version that supports cpanm. Some older versions of the kernel may not support certain Perl modules or software packages. You can check your kernel version. and try to upgrade to a newer version, to check the kernel version, run the following command:

uname -r

If your kernel version is older, use the following command to upgrade the kernel:

sudo yum update kernel

sudo reboot

The above is the detailed content of CentOS installation cpanm and CentOS installation cannot be started after completion. For more information, please follow other related articles on the PHP Chinese website!

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