CentOS 7 – IRZU INSTITUTE

Issues with RabbitMQ Refresh Rabbit Queue Status

January 30, 2023admin

Hey Jason, We have previously used the older version of your scripts to monitor RabbiMQ Queues, and now we are trying to install it on a new machine with the…Read moreIssues with RabbitMQ Refresh Rabbit Queue Status

RESEARCH

The Linux(CentOS 7.9) kernel has prompted a bug. Is it harmful?

January 26, 2023admin

My runtime environment is CentOS 7.9(kernel is version 5.16.11) in the VMBox virtual machine, it is allocated 1G memory and 8 CPU cores. [root@dev236 ~]# uname -a Linux dev236 5.16.11-1.el7.elrepo.x86_64…Read moreThe Linux(CentOS 7.9) kernel has prompted a bug. Is it harmful?

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centos – ubi8 docker image missing packages

January 25, 2023admin

I am experimenting the ubi8 as a migration from centos 7 to ubi8 for rhel linux distribution. Not sure if I miss something, but the ubi-8-appstream-rpms and ubi-8-baseos-rpms seem missing…Read morecentos – ubi8 docker image missing packages

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gcc – Would a program compiled in a Centos 7 environment run in a Centos 5.6 environment?

January 23, 2023admin

Does anyone have experience running a program compiled using gcc in a Centos 7 linux environment in a Centos 5.6 linux environment? Are there specific gcc compiler versions or command…Read moregcc – Would a program compiled in a Centos 7 environment run in a Centos 5.6 environment?

RESEARCH

centos – Monitor disk I/O with zabbix

January 9, 2023admin

I’m running both zabbix 5.0.30 and zabbix agent 5.0.30 on Centos 7 In Centos 7 server, I executed this command [root@STG-front default]# iostat -d sda Linux 3.10.0-862.el7.x86_64 (STG-front) 01/09/2023 _x86_64_…Read morecentos – Monitor disk I/O with zabbix

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python – Do I need to have a separate installation of conda for each server with a different Centos version?

December 15, 2022admin

I would like to use my conda environment on different machines that all access the same file system. Currently, I have conda installed on this file system and I have…Read morepython – Do I need to have a separate installation of conda for each server with a different Centos version?

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linux – log failed log attempts in centos 7

December 4, 2022admin

I’m trying to make a loop that searches all the logs for failed connections from the previous day and redirects the output to a text file.but the result I get…Read morelinux – log failed log attempts in centos 7

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Docker build failing for pulling centos image on Mac

November 3, 2022admin

I am trying to build a docker image for centos and this is my dockerfile FROM myregistry/centos:7 ADD http://server:port/build/repo/CentOS-Base.repo /etc/yum.repos.d/. ADD http://server:port/build/repo/yum.conf /etc/. # INSTALL TOOLS RUN yum -y upgrade…Read moreDocker build failing for pulling centos image on Mac

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linux – How can I install Kernel 5.17 on CentOS 7?

October 27, 2022admin

On a CentOS 7.9 installation I have some troubles running newer CPUs, e.g Ryzen 5 5600G (with included graphics). I concluded that it is the Kernel because it boots with…Read morelinux – How can I install Kernel 5.17 on CentOS 7?

DATA MANAGEMENT RESEARCH

outlook – Use CentOS 7 as CalDAV server for calendar sharing

October 24, 2022admin

I added DAV on Apache on a CentOS 7 server using articles such as this one. Seems straightforward enough. This server is a remote one on the Internet. Next, I…Read moreoutlook – Use CentOS 7 as CalDAV server for calendar sharing

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How to mount a remote FTP folder on Centos Stream 9?

October 9, 2022admin

I used to use curlftpfs on Centos 7 to mount remote FTP folders locally, but on Centos Stream 9, curlftpfs is not available. I checked the sourceforge and it seems…Read moreHow to mount a remote FTP folder on Centos Stream 9?

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CentOS alert CESA-2022:4642 (kernel) [LWN.net]

May 20, 2022admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2022:4642 Important CentOS 7 kernel Security Update Date: Thu, 19 May 2022 15:09:15 +0000 Message-ID: <20220519150915.GA7598@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2022:4642 (kernel) [LWN.net]

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CentOS 7.2 has some questions to ask you when building the Apache environment

May 5, 2022admin

CentOS 7.2 normally input code when setting up Apache environment. No code similar to APR is installed here. Is this server not equipped with Apache alicloud serverThis is all the…Read moreCentOS 7.2 has some questions to ask you when building the Apache environment

3D PRINTING RESEARCH

centos – Increase the /home mount size with space from root

April 11, 2022admin

My /home directory is full. However, the / directory has 130G of available space. Is it possible to resize the /home dir with space from root WITHOUT REBOOT? OS: Centos…Read morecentos – Increase the /home mount size with space from root

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Solved: Re: CentOS 7 and CentoOS Stream 9 endloss loading …

March 24, 2022admin

Hi I tried to create to a new vm and when I tried to load it it simply loads endless. When I try with ubuntu or another os it simply…Read moreSolved: Re: CentOS 7 and CentoOS Stream 9 endloss loading …

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df command on Centos/VirtualBox – Unix & Linux Stack Exchange

February 6, 2022admin

I’m studing the use of df, when i tried it on centos 7 on my virtualBox, i got this : df -h Filesystem Size Used Avail Use% Mounted on devtmpfs…Read moredf command on Centos/VirtualBox – Unix & Linux Stack Exchange

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[CentOS-announce] CESA-2022:0306 Moderate CentOS 7 java-1.8.0-openjdk Security Update

January 28, 2022admin

CentOS Errata and Security Advisory 2022:0306 Moderate Upstream details at : access.redhat.com/errata/RHSA-2022:0306 The following updated files have been uploaded and are currently syncing to the mirrors: ( sha256sum Filename )…Read more[CentOS-announce] CESA-2022:0306 Moderate CentOS 7 java-1.8.0-openjdk Security Update

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Can’t install CentOS VirtualBox guest additions

January 10, 2022admin

I’m using Manjaro Linux, and I have CentOS 7 installed in VirtualBox. When I try to install VirtualBox Guest Additions, I get the following error. Verifying archive integrity… All good.…Read moreCan’t install CentOS VirtualBox guest additions

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jtaylort/test – Fedora Discussion

December 29, 2021admin

Centos-stream 8 aarch64 (0)*, ppc64le (0)*, x86_64 (0)* Centos-stream 8 (0 downloads) Centos-stream 9 aarch64 (0)*, x86_64 (0)* Centos-stream 9 (0 downloads) Custom 1 i386 (0)*, x86_64 (0)* Custom 1…Read morejtaylort/test – Fedora Discussion

DATA MANAGEMENT LINUX & ANDROID RESEARCH

linux – centos 7 merge sda1 and sdb1

December 27, 2021admin

In my CentOS 7 server, there is one disk and one partition (sda, sda1) . now it is full, i asked from server provider to add new disk (sdb) then…Read morelinux – centos 7 merge sda1 and sdb1

DATA MANAGEMENT RESEARCH

Messed up the disk with LVM – cannot boot Centos 7

December 26, 2021admin

I had a VM with /boot on sda1 and lvm group on sda2. I’ve resized the disk and tried to resize the LVM to gain some space for the /var…Read moreMessed up the disk with LVM – cannot boot Centos 7

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java – CentOS 7 : How can i install open-jdk on a computer that cannot connect to the Internet? (using yum install command)

December 25, 2021admin

You can try this method: First, install yum-downloadonly plug-in. $ yum install yum-plugin-downloadonly yum-utils createrepo Then create the directory for installation. /openjdk-installroot directory is a folder for temporarily storing many…Read morejava – CentOS 7 : How can i install open-jdk on a computer that cannot connect to the Internet? (using yum install command)

3D PRINTING DATA MANAGEMENT LINUX & ANDROID

CentOS alert CESA-2021:5192 (samba) [LWN.net]

December 22, 2021admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2021:5192 Important CentOS 7 samba Security Update Date: Tue, 21 Dec 2021 21:39:51 +0000 Message-ID: <20211221213951.GA8718@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2021:5192 (samba) [LWN.net]

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centos7 – Unable to build WebRTC code on RHEL 7.4 because of `GLIBC_2.18′ not found error

December 18, 2021admin

I am trying to build the WebRTC code on RHEL 7.4 server as per the instructions mentioned on below link: webrtc.github.io/webrtc-org/native-code/development/ But observing the below error. $ gn gen out/Debug…Read morecentos7 – Unable to build WebRTC code on RHEL 7.4 because of `GLIBC_2.18′ not found error