linux tag

403 questions

1 answers
89 views
0

Squid 5.2 Memory Usage Continues to Increase in AlmaLinux 9.0

I run Squid 5.2 on a system with 8GB of memory in AlmaLinux 9.0.Currently, memory usage is increasing and eventually goes down in one day.We disable cache, expand file descriptors, etc., but it doesn'...

linux squid

2 years ago

1 answers
105 views
0

I want to run the sendmail command on Linux in the virtual environment and send a test email to Gmail.

When you run the sendmail command on Linux in a virtual environment, the following message appears:can't connect to remote host 127.00.1 Connection refusedCan I use the sendmail command to send mail f...

linux virtualbox sendmail

2 years ago

3 answers
76 views
0

Unable to log in via ssh after editing SELinux configuration file

I tried to edit and restart the following files in CentOS, but I couldn't log in with sshroot, please let me know!!#This file controls the state of SELinux on the system.# SELINUX=can take one of thes...

linux centos selinux

2 years ago

1 answers
42 views
0

M.2 SSD not detected during Linux installation

I tried to install Linux, but it seems that I am using an SSD in m.2 and Linux does not recognize the SSD.Is there any solution?The model is XPS 13 Platinum.

linux

2 years ago

1 answers
96 views
0

Monitoring Information Sent to the Outside (Trying to)

I have a question about both PC (Windows, Mac, Linux) and smartphone (iOS, Android). Can I check the information I sent to the outside world or check the contents of what I'm going to send and block i...

linux security monitoring operating-system logging

2 years ago

1 answers
51 views
0

Change the default username when installing Ubuntu Server 19.10 on Raspberry Pi 4

What should I do if I want to change the default username when I installed Ubuntu Server 19.10 on Raspberry Pi 4?By default, the username is ubuntu and the password is ubuntu. I would like to change t...

linux ubuntu raspberry-pi

2 years ago

1 answers
86 views
0

I get an error when I do a $sudo apt update on the Debian10 bash shell.

Thank you for your help.If you run $sudo apt update on the Debian10 bash shell, you will get an error and I want to resolve it.Below is the terminal message.$sudo apt updateGet:1 http://security.debia...

linux bash debian apt

2 years ago

2 answers
45 views
0

CentOS 6.7 Does Not Start For the First Time

I tried putting Linux CentOS in my spare computer to study the server, but it didn't work because the first boot stopped when the logo was displayed.When I looked it up and started in single mode, I f...

linux centos

2 years ago

2 answers
70 views
0

Is it possible to execute the Makefile itself?

As a task runner, I often use Makefile.If you want to run a process that is interactive for a long time, then you might want to run exec.More specifically, if you add various options to docker run and...

linux makefile

2 years ago

2 answers
38 views
0

How to rename the file you are downloading on wget

This is when saving files with wget http://~.When wget in the background and saving multiple files, ls does not know which file is complete.Therefore, I would like to put _incomplete_ at the beginning...

linux macos

2 years ago

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