CentOS 7 – IRZU INSTITUTE

RESEARCH

centos – How to find out which repo lists libganglia-3.7.2 and to exclude this older version in my /etc/yum.repos.d/ dir?

December 2, 2023admin

I encountered a “Transaction check error” when updating the CentOS 7.9 using suso yum -y update command: Transaction check error: file /usr/lib64/libganglia.so.0.0.0 from install of ganglia-3.7.2-40.el7.x86_64 conflicts with file from…Read morecentos – How to find out which repo lists libganglia-3.7.2 and to exclude this older version in my /etc/yum.repos.d/ dir?

RESEARCH

centos7 – Install and launch chrome in centos 7

November 21, 2023admin

I am trying to standup google-chrome with gui in centos 7 which is from AWS EC2, i followed all the steps as given below still i didn’t succeed, your help…Read morecentos7 – Install and launch chrome in centos 7

RESEARCH

Redis php extension for php 8.2 on centos 7

November 15, 2023admin

I’ve virtual machine running on centos 7, Apache with php8.2 I need to install redis and redis php extension on the mentioned vm. The service is up and running but…Read moreRedis php extension for php 8.2 on centos 7

RESEARCH

Migrate from centos 7 to ubuntu

November 8, 2023admin

Hi everyone, I’m trying to migrate an osticket from a centos 7 server, in eol, to an ubuntu LTS.The current version of osticket: osTicket version v1.14.7 (4842f6f)— v1.14.8 is availableWeb…Read moreMigrate from centos 7 to ubuntu

DATA MANAGEMENT RESEARCH

irods S3 plugin ARCHIVE_NAMING_POLICY configuration differs per irods server

November 7, 2023admin

Hi, I have two irods servers configured, one as provider and one as consumer. Also, the s3 plugin is configured in both servers and the s3 credentials area available for…Read moreirods S3 plugin ARCHIVE_NAMING_POLICY configuration differs per irods server

RESEARCH

[QPID-8564] Unable to Build Qpid C++ Broker on CentOS 8 or RedHat 8

October 26, 2023admin

Xqilla, and sasl wrappers are no longer in the OS repo’s on version 8 and above. Specifically, I am trying to build against version 8.3. I think I have the…Read more[QPID-8564] Unable to Build Qpid C++ Broker on CentOS 8 or RedHat 8

RESEARCH

Cannot configure VirtualBox because correct kernel RPMs cannot be found

October 20, 2023admin

I’m trying to configure VirtualBox on my CentOS 7.9 server. However, my kernel version is 3.10.0-1160.99.1.el7.x86_64, and I cannot find kernel-devel-3.10.0-1160.99.1.el7.x86_64.rpm or kernel-headers-3.10.0-1160.99.1.el7.x86_64.rpm. I tried looking at the following, but…Read moreCannot configure VirtualBox because correct kernel RPMs cannot be found

RESEARCH

MariaDB 10.6 build error Centos 7

October 18, 2023admin

[ 17%] Building CXX object sql/CMakeFiles/gen_lex_token.dir/gen_lex_token.cc.oLinking CXX executable gen_lex_token[ 17%] Built target gen_lex_tokenLinking C static library libwolfssl.a[ 17%] Built target wolfsslgmake: *** [all] Error 2compile_mariadb: failed to compile ‘/usr/local/directadmin/custombuild/cache/mariadb-10.6.15.tar.gz’ inside…Read moreMariaDB 10.6 build error Centos 7

RESEARCH

git:master:8f407a91: pkg: create /var/run/kamailio with user permissions in centos 7 spec – sr-dev

October 16, 2023admin

Module: kamailio Branch: master Commit: 8f407a915785a2bd594567399cd52a305ccb274e URL: github.com/kamailio/kamailio/commit/8f407a915785a2bd594567399cd52a3… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2017-04-03T15:40:20+02:00 pkg: create /var/run/kamailio with user permissions in centos 7 spec — Modified:…Read moregit:master:8f407a91: pkg: create /var/run/kamailio with user permissions in centos 7 spec – sr-dev

RESEARCH

pkgsrc-Bulk by thread

October 9, 2023admin

pkgsrc-Bulk by thread Thread indexLast updated: Mon Nov 30 22:54:07 2020Timezone is UTC evbarm64-9.0-2020Q3 NetBSD 9.0/aarch64 2020-10-29 , Michael van Elst pkgsrc NetBSD 9.0/aarch64 2020-10-27 21:31, invisible.ca package builder pkgsrc-current…Read morepkgsrc-Bulk by thread

3D PRINTING RESEARCH

centos7 – Install HTTP/2.0 using directadmin with letsencrypt on centos 7 server – Stack Overflow

October 5, 2023admin

I want to install and activate HTTP.2 on my server.Centos 7 I follow this article How to Activate HTTP/2 Support on DirectAdmin (CentOS) But to the last step [Step 3:…Read morecentos7 – Install HTTP/2.0 using directadmin with letsencrypt on centos 7 server – Stack Overflow

DATA MANAGEMENT RESEARCH

Index of /pub/centos/8-stream/fasttrack/

October 5, 2023admin

Index of /pub/centos/8-stream/fasttrack/ This mirror is sponsored by Your.Org. This data is available by IPv4 and IPv6, by FTP, HTTP and rsync. /pub/centos CentOS 7/8 mirror /pub/CentOS-Stream-All CentOS 9 mirror…Read moreIndex of /pub/centos/8-stream/fasttrack/

DATA MANAGEMENT ELASTIC & LUCENE RESEARCH

python-urllib3 on centos 7 – Alibaba Cloud Developer Forums: Cloud Discussion Forums

September 30, 2023admin

When setting up a centos 7 image for a websever on elastic cloud if one tries to do: sudo yum update sudo yum install httpd firewalld mod_ssl openssl epel-release certbot…Read morepython-urllib3 on centos 7 – Alibaba Cloud Developer Forums: Cloud Discussion Forums

RESEARCH

security – Are Packages In Centos Yum Repo’s Secure?

September 28, 2023admin

Hopefully, my question is not too noob. I have tried to do research to figure out this issue, but I would like to hear from the community to understand if…Read moresecurity – Are Packages In Centos Yum Repo’s Secure?

RESEARCH

[SERVER-63808] MongoDB and SELinux issues on CentOS 7

September 21, 2023admin

Problem Statement/Rationale I’m running MongoDB 5.0 on a Centos 7 virtual machine. SELinux is enabled and currently set to enforcing. SELinux is preventing Mongo from accessing multiple files and directories.…Read more[SERVER-63808] MongoDB and SELinux issues on CentOS 7

RESEARCH

centos7 – xampp installation on centos 7

September 20, 2023admin

i am trying to run xampp on linux centos 7 and i am getting this errors. [root@odoodemo /]# sudo /opt/lampp/lampp start /bin/sh: error while loading shared libraries: libdl.so.2: cannot open…Read morecentos7 – xampp installation on centos 7

RESEARCH

ubuntu – “msg”: “Unsupported parameters for (dnf) module: update_cache

September 18, 2023admin

I’m trying to update CentOS 7 through Ubuntu 18 and the update_cache can’t be read by the dnf, I have installed and updated dnf in CentOS, there is no solution…Read moreubuntu – “msg”: “Unsupported parameters for (dnf) module: update_cache

RESEARCH

performance – Disk saturated by mariadb on CentOS 7, blocks everything

September 14, 2023admin

For the past few days I have been having a problem with a webserver running CentOS 7. Every 13-14 minutes some operation (which I identified with mariadb using iostat) seems…Read moreperformance – Disk saturated by mariadb on CentOS 7, blocks everything

RESEARCH

nginx – PHP Warning: PHP Startup: Unable to load dynamic library ‘mysqli’ while installing osticket in centos 7

September 12, 2023admin

PHP Warning: PHP Startup: Unable to load dynamic library ‘mysqli’ (tried: /usr/lib64/php/modules/mysqli (/usr/lib64/php/modules/mysqli: cannot open shared object file: No such file or directory), /usr/lib64/php/modules/mysqli.so (/usr/lib64/php/modules/mysqli.so: cannot open shared object file:…Read morenginx – PHP Warning: PHP Startup: Unable to load dynamic library ‘mysqli’ while installing osticket in centos 7

DATA MANAGEMENT RESEARCH

linux – Recognizing gcc 4.8.5 instead of 4.9.2 (CentOS 7/RHEL 7)

September 8, 2023admin

Good day to any kind soul and thank you in advance. I’m having some troubles running a node application on a CentOS 7 distro, previously I had tried to run…Read morelinux – Recognizing gcc 4.8.5 instead of 4.9.2 (CentOS 7/RHEL 7)

RESEARCH

Solved: E810 NIC in Centos 7.9 Dell R440 spews error unless both ports have link

August 30, 2023admin

I shut the interface on my switch (Arista 25G) going to p2p2, then a few seconds later these start spewing until I “no shut” the interface on the switch: […Read moreSolved: E810 NIC in Centos 7.9 Dell R440 spews error unless both ports have link

RESEARCH

centos – yum downgrade and automatically include all dependencies?

August 27, 2023admin

One way is to downgrade all PHP packages yum-config-manager –disable ‘remi-php*’ yum-config-manager –enable remi-php74 yum downgrade php\* yum update First, ensure proper repository configuration, so only the expected PHP version…Read morecentos – yum downgrade and automatically include all dependencies?

DATA MANAGEMENT ELASTIC & LUCENE JS, REACT, & NODE RESEARCH

Upcoming Kibana releases to run Node.js 18

August 4, 2023admin

We quickly discovered that Node.js 18 dropped support for certain older Linux distributions that are still part of the Kibana support matrix — most notably, Ubuntu 16, Red Hat Enterprise…Read moreUpcoming Kibana releases to run Node.js 18

RESEARCH

centos – Install new SSD drive and move /opt folder to it

July 21, 2023admin

I have a server with two SSDs in RAID1 configuration on a centos 7.9 machine. I am running out of space on the two SSDs, because of the RAID1 configuration…Read morecentos – Install new SSD drive and move /opt folder to it

RESEARCH

centos – Leapp upgrade : no matches found for the following disable plugin patterns : subscription-manager

July 10, 2023admin

I’m trying to elevate from CentOS 7.9 to Alma8. I’m following the official guide, but I’m stuck at leapp upgrade. I have the following error : STDERR: No matches found…Read morecentos – Leapp upgrade : no matches found for the following disable plugin patterns : subscription-manager

RESEARCH

centos – Allow multiple XDMCP sessions (local and remote) for the same user

June 23, 2023admin

Currently, on our CentOS 7 machines, we are able to log in to the usera account on the physical CentOS machine and also access the same usera account remotely via…Read morecentos – Allow multiple XDMCP sessions (local and remote) for the same user

RESEARCH

oracle 12c – Can not set ORACLE_BASE with oraenv command after install in CENTOS 7 server

June 19, 2023admin

Im trying to install Oracle DB version 12.1.0.2.0-1 in my customer server, my installer file name is oracle-instantclient12.1-basic-12.1.0.2.0-1.x86_64.rpm. After run this file with sudo rpm -i oracle-instantclient12.1-basic-12.1.0.2.0-1.x86_64.rpm I can not…Read moreoracle 12c – Can not set ORACLE_BASE with oraenv command after install in CENTOS 7 server

RESEARCH

FFmpeg video recording is black with Xvfb and chrome headless on Centos 7

June 15, 2023admin

I am trying to do a video recording of headless chrome session on Centos 7 (Amazon EC2 instance) using ffmpeg. I have installed ffmpeg, Xvfb and google chrome on the…Read moreFFmpeg video recording is black with Xvfb and chrome headless on Centos 7

DATA MANAGEMENT RESEARCH

apache kafka – Why do I get an error when running control center in a confluent cluster environment?

June 8, 2023admin

my environment is centos 7 and Cluster (The number of brokers is 3) error below : [2023-06-08 11:22:49,034] ERROR [main] found topic=_confluent-command with replication=1 expecting at least expectedReplication=3 (io.confluent.controlcenter.KafkaHelper) [2023-06-08…Read moreapache kafka – Why do I get an error when running control center in a confluent cluster environment?

RESEARCH

Unable to install CentOS in virtualBox in MacOS

June 3, 2023admin

I am not able to install CentOS 7 in VirtualBox on MacOS (1.7 GHz Quad-Core Intel Core i7) because of some unknown reasons. I am getting an error message as…Read moreUnable to install CentOS in virtualBox in MacOS

RESEARCH

linux – How to safely change CentOS 7 hostname without risking main website downtime?

June 2, 2023admin

Sorry, a newbie here with a silly question. My CentOS7 server admin setup the server with my main domain (web site) as a root. Now I would like to add…Read morelinux – How to safely change CentOS 7 hostname without risking main website downtime?

RESEARCH

centos7 – Centos: backup from SAN partition with Veeam backup & replication

May 14, 2023admin

Currently I have centos 7.6 and try to make a backup from a path that is mounted to a SAN device, but i faced with “No object found” error on…Read morecentos7 – Centos: backup from SAN partition with Veeam backup & replication

DATA MANAGEMENT RESEARCH

centos7 – CentOS 7, Integrating SAMBA server with LDAP server to authenticate users through LDAP

May 11, 2023admin

I spent many hours trying to solve my problem, but unfortunately to no avail. Im configuring SAMBA server on CentOS 7. I want to fetch users’ credentials from LDAP server,…Read morecentos7 – CentOS 7, Integrating SAMBA server with LDAP server to authenticate users through LDAP

3D PRINTING RESEARCH

Linux centos 7 mysql can’t start with error infomation Job for mysqld.service failed because the control process exited with error code

May 7, 2023admin

I run the command “service mysqld status”, then console shows following: Redirecting to /bin/systemctl status mysqld.service ● mysqld.service – MySQL Server Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled) Active: failed…Read moreLinux centos 7 mysql can’t start with error infomation Job for mysqld.service failed because the control process exited with error code

RESEARCH

partition – No free sectors available shown by fdisk in centos 7 minimal

May 1, 2023admin

This is the output of fdisk /dev/sdb [root@localhost ~]# fdisk /dev/sdb Welcome to fdisk (util-linux 2.23.2). Changes will remain in memory only, until you decide to write them. Be careful…Read morepartition – No free sectors available shown by fdisk in centos 7 minimal

RESEARCH

centos – Nginx 502 Bad Gateway CentOS7, PHP 7.3.33 FPM

April 29, 2023admin

I am new on CentOS 7. Trying to install Postfix on centOS7 with Nginx. I am following a tutorial, but I get an error message. I have a 502 Bad…Read morecentos – Nginx 502 Bad Gateway CentOS7, PHP 7.3.33 FPM

RESEARCH

CentOS alert CESA-2023:1806 (thunderbird) [LWN.net]

April 26, 2023admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2023:1806 Important CentOS 7 thunderbird Security Update Date: Mon, 24 Apr 2023 14:49:28 +0000 Message-ID: <20230424144928.GA25820@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2023:1806 (thunderbird) [LWN.net]

RESEARCH

CentOS alert CESA-2023:1875 (java-11-openjdk) [LWN.net]

April 26, 2023admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2023:1875 Important CentOS 7 java-11-openjdk Security Update Date: Mon, 24 Apr 2023 14:47:41 +0000 Message-ID: <20230424144741.GA25029@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2023:1875 (java-11-openjdk) [LWN.net]

RESEARCH

centos7 – Unable to install Chromedriver on Centos 7

April 20, 2023admin

Tried installing chromedriver on centos 7 got the following error but dnf and yum are unable to find the package. It should be available First tried using dnf: sudo dnf…Read morecentos7 – Unable to install Chromedriver on Centos 7

DATA MANAGEMENT RESEARCH

Redhat IDM server with Ubuntu and CentOS, Rocky Clients

April 18, 2023admin

Hi, We are looking to migrate ldap service from turnkey solution (open ldap 2.4.40+dfsg, ldap v3 Supported) Debian 8.8 Jessie based to IDM running on Redhat 8 or 9. We…Read moreRedhat IDM server with Ubuntu and CentOS, Rocky Clients

RESEARCH

linux – High process memory usage (VmRSS) on rocky 8 vs. centos 7.7 for essentially everything

April 14, 2023admin

We’re migrating some servers from centos 7.7ish to Rocky linux 8, and we’re finding just about every process is using 20-50% more memory, causing machines to lock up. For example,…Read morelinux – High process memory usage (VmRSS) on rocky 8 vs. centos 7.7 for essentially everything

RESEARCH

c++ – How to install V8 for R on CentOS 7

April 11, 2023admin

Been trying to install V8 on a CentOS 7 server, but, when trying to install it, I’m getting a sequence of errors bigger than the console. It seems to be…Read morec++ – How to install V8 for R on CentOS 7

RESEARCH

AKS – Spark Job Error: java.io.IOException: kubectl failed with code=1 out= err=error: resource name

April 11, 2023admin

I have created a managed AKS cluster and setup the Spark Configuration and enable Managed Spark on K8. When I try to run a recipe with this Spark Configuration I…Read moreAKS – Spark Job Error: java.io.IOException: kubectl failed with code=1 out= err=error: resource name

DATA MANAGEMENT RESEARCH

One node in the cluster suddenly became unavailable.

April 6, 2023admin

Dear RabbitMQ Support Team, I am writing to report an issue with one of the nodes in our cluster. The node is experiencing intermittent unavailability, where it becomes unreachable and…Read moreOne node in the cluster suddenly became unavailable.

RESEARCH

Plesk on CentOS 7 – Domaine showing plesk default page

March 31, 2023admin

Have you verified that /var/www/vhosts/system//conf/httpd.conf and /var/www/vhosts/system//conf/nginx.conf show the correct IP address and domain name? Have you verified that /etc/httpd/conf/plesk.conf.d/vhosts/<your domain name>.conf is linked correctly to /var/www/vhosts/system/<your domain name>/conf/httpd.conf and…Read morePlesk on CentOS 7 – Domaine showing plesk default page

RESEARCH

centos – Leapp always fails upgrade: more space needed

March 30, 2023admin

I’m trying to upgrade a SL/Centos 7.9 to AlmaLinux with Leap. I followed the instructions here but it always fails with At least 3178MB more space needed on the /…Read morecentos – Leapp always fails upgrade: more space needed

RESEARCH

How to install gRPC php extension on CentOS 7 CyberPanel

March 30, 2023admin

This is my first time using VPS Server I’m hosting a Laravel website, And I need PHP gRPC extension. Server details: hosting from: Hostinger VPS OS: CentOS 7 control panel:…Read moreHow to install gRPC php extension on CentOS 7 CyberPanel

RESEARCH

CentOS alert CESA-2023:1335 (openssl) [LWN.net]

March 26, 2023admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2023:1335 Important CentOS 7 openssl Security Update Date: Wed, 22 Mar 2023 14:01:44 +0000 Message-ID: <20230322140144.GA7355@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2023:1335 (openssl) [LWN.net]

RESEARCH

CentOS alert CESA-2023:1091 (kernel) [LWN.net]

March 10, 2023admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2023:1091 Important CentOS 7 kernel Security Update Date: Wed, 08 Mar 2023 16:36:50 +0000 Message-ID: <20230308163650.GA10348@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2023:1091 (kernel) [LWN.net]

RESEARCH

CentOS 7: yum fails importing required Python module liblzma

February 19, 2023admin

I’m accessing a machine with CentOS Linux 7.9.2009, Python 2.7.5, and GCC 10.3.0 (the choice of python2 was not mine). I’m trying to install an rpm through the yum command,…Read moreCentOS 7: yum fails importing required Python module liblzma

RESEARCH

centos – Can authconfig/authselect only be used with PAM modules known by authconfig/authselect?

February 18, 2023admin

I have a machine running CentOS 7 with a PAM setup which has been modified without using authconfig and am looking at reproducing a similar setup on a machine running…Read morecentos – Can authconfig/authselect only be used with PAM modules known by authconfig/authselect?

RESEARCH

18cXE on CentOS 7: can’t connect to XEPDB1

February 14, 2023admin

hi all,installed 18c XE on CentOS 7, all things done and I can connect using:sqlplus sys/ora1234 as sysdbabut even after created an entry in “tnsnames.ora” for XEPDB1 and issued below…Read more18cXE on CentOS 7: can’t connect to XEPDB1

DATA MANAGEMENT RESEARCH

Index of /pub/FreeBSD-CVS/ncvs/ports/java/eclipse-ecj/

February 12, 2023admin

Index of /pub/FreeBSD-CVS/ncvs/ports/java/eclipse-ecj/ This mirror is sponsored by Your.Org. This data is available by IPv4 and IPv6, by FTP, HTTP and rsync. /pub/centos CentOS 7/8 mirror /pub/CentOS-Stream-All CentOS 9 mirror…Read moreIndex of /pub/FreeBSD-CVS/ncvs/ports/java/eclipse-ecj/

RESEARCH

c++ – Read Write Issue in Named Pipes on CentOS 7

February 2, 2023admin

I am new in NamedPipe concept on Linux/Centos 7. I want to implement read write funtions between my Windows and CentOS PC using NamedPipe. I have created a NamedPipe on…Read morec++ – Read Write Issue in Named Pipes on CentOS 7

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OSCommerce 4 installation Centos 7 – Unpacking Installation Fees – General Support

February 2, 2023admin

I have a recently built Centos 7 system that I am trying to install OSCommerce 4 on it. I am failing the first check where it is trying to Unpack…Read moreOSCommerce 4 installation Centos 7 – Unpacking Installation Fees – General Support

RESEARCH

CentOS alert CESA-2023:0203 (java-1.8.0-openjdk) [LWN.net]

February 1, 2023admin

From: Johnny Hughes <johnny@centos.org> To: centos-announce@centos.org Subject: [CentOS-announce] CESA-2023:0203 Moderate CentOS 7 java-1.8.0-openjdk Security Update Date: Mon, 30 Jan 2023 16:39:46 +0000 Message-ID: <20230130163946.GA20784@bstore1.rdu2.centos.org> CentOS…Read moreCentOS alert CESA-2023:0203 (java-1.8.0-openjdk) [LWN.net]

DATA MANAGEMENT RESEARCH

NGINX App Protect WAF Release 4.1

January 31, 2023admin

January 31, 2023 This release includes new signatures for Anti Automation (bot defense): Added the following Site Monitor bot signatures: OhDear, Cloudflare Monitor, Google Uptime Monitor, NIXStatsbot Added the following…Read moreNGINX App Protect WAF Release 4.1

DATA MANAGEMENT RESEARCH

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?

RESEARCH

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

RESEARCH

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

RESEARCH

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

RESEARCH

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

RESEARCH

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?

RESEARCH

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]

RESEARCH

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

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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