1. P

    Trying to install GNS3 to Rocky 9 system - have you been able to successfully do so?

    Unfortunately, the documentation seems to indicate that the application is just for Ubuntu and Arch installations. Nothing seems to be available on the Github page either. Attempts to install with the documentation on the Fedora Magazine page (the article from 2019 was the only one I could find...
  2. T


    Hello, all. I've already posted this on Red Hat's community forum but, so far, no one has been able to provide any assistance and I am on a time crunch to get the solution for work. I'm hoping someone could help with the following articles...
  3. S

    [SOLVED] Cannot Enable "Lock root account" During RedHat-type Installations? (e.g., Alma, Rocky, Oracle)

    I recently downloaded and installed a few RedHat-type distros over the past two weeks: AlmaLinux, Rocky Linux, and Oracle Linux. The installers look similar if not identical. The "Begin Installation" button stays grayed out (disabled) unless you uncheck the "Lock root account" setting to...
  4. L

    RedHat Linux VM Domain Joining

    Hi all, I am new to Linux and need some suggestion on Azure Linux VM (RHEL 7.7) domain joining using bash script. I wrote below script for each steps needed to domain join a linux (rhel) vm. The script seems working fine but, as I am new to linux world, I need advise on below steps and I might...
  5. B

    RedHat boot and install from ISO in VMware

    Cant boot and install from DVD or ISO with RHEL-8.5.AARCH64-DVD-ISO (RedHat) Downloaded: 8.5.0 aarch64 DVD ISO Connected RHEL-8.5.AARCH64-DVD-ISO to DVD. Booted up But I do not get the black install screen where you can select: [install] Red...
  6. S

    Troubleshooting KVM guest's anaconda installer logs

    I am trying to install RHEL7.9 KVM guest on Ubuntu 18.04 Azure VM. The anaconda installer fails due to some error but the virt-viewer screen got closed so fast, I was unable to read what is the exact error. I know all anaconda logs get stored in /tmp/anaconda.log file on the KVM guest disk image...
  7. J

    how can i done this?

    Configure the rsyslog service to log all messages it receives that have the priority level of debug or higher to the file /var/log/grading-debug. This configuration should be set in an /etc/rsyslog.d/grading-debug.conf file, which you need to create.
  8. Y

    Recover Redhat Linux 4 Grub Boot loader [Minimal Bash-like line editing is supported]

    Dear All, I am trying to recover grub book loader on RHEL 4 update 2 through redhat 6 rescure disk. Redhat 4 installed on LVM disk. The rescue disk could not mount the local hardisk iamge in /mnt/sysimage. I have to manually mounted it through the command given below. # lvm vgchange -a y...
  9. S

    Redhat linux local repositories

    Hi, we are planning to do patching for our redhat linux server, so we are planning to do setup on linux local repository server and rest all the servers will download the patches from local repository server. Below are the queries. We have mix match of red hat linux versions (6,7,8) , should...
  10. G

    List installed packages

    How can I list installed rpm packages ?
  11. S

    Trying to connect with remote server and find timestamp of a file but getting invalid command error

    This is my sample code but it's not working getting invalid command error in stat command, the connection is successful but stat command is not working. stat command is installed in both servers local and remote. Thanks in Advance. #!/bin/bash host=-- user=-- pass=-- ftp -inv $host <<EOF user...
  12. Y

    Linux redhat 7.4 (Maipo) Auditing

    Hi, I am trying to start auditing on chown/chmod commands. It is working (ie logs are written to audit file) with auditctl ctl command line utility but when I am putting in the /etc/audit/rules.d/audit.rules file, it doesn't work. Below is the command used. Immutable tag is commented and the...
  13. P

    Is CentOS a derivative of RedHat?

    Is it correct to say that CentOS originated from RedHat or is a fork of RedHat?
  14. S

    could anyone help me out??

    if linux systems will not consider anything after # sign in the scirpt, then how come #!/bin/bash works?? #!/bin/bash starts with # sign it shouldn't be consider right??but if the #!/bin/bash is not included in the scirpt its not working??? explain me pls......
  15. Rob

    Red Hat 7.6 Released

    From Red Hat: "Red Hat Enterprise Linux (RHEL) minor releases are an aggregation of individual security, enhancement, and bug fix errata. The Red Hat Enterprise Linux 7.6 Release Notes document describes the major changes made to the Red Hat Enterprise Linux 7 operating system and its...
  16. Rob is sticking with CentOS

    After the announcement of IBM acquiring Red Hat, there has been a lot of fear and uncertainty within the Linux community about whether to drop ties with RHEL / CentOS / Fedora or not. This is expected, and i'm sure IBM and the higher-ups at Red Hat knew the announcement would shake some people...
  17. C

    Dovecot 451.4.3.0 Error. queue file write error

    I have a dovecot mail server and a java web application. When I want to send an email, it shows an error with the following message: 451.4.3.0 Error. queue file write error. I'm testing from my desktop in my office. It didn't happen before. The authentication is fine. The server is RHEL 7. I...
  18. R

    Linux package management

    Hello, I want to know how does the RedHat/Centos and Ubuntu systems manage their packages updates? Does RedHat/Centos update only from their local repositories? (using yum update) Do we have to first, download the repositories from the internet, then yum update? Of source, it's possible to...
  19. B

    I am getting below error when i am trying to install Oracle 12c Release 2 on RHEL 7

    Hi, I am getting below error when i am trying to install Oracle 12c Release 2 on RHEL 7. [oracle@oracledb database]$ ./runInstaller Starting Oracle Universal Installer... Checking Temp space: must be greater than 500 MB. Actual 10828 MB Passed Checking swap space: must be greater than...
  20. R

    NFS Storage attached Locally to Linux

    Hello there I have a NFS storage, attached locally to Linux server. Capacity 16PB. I want to check usage of some folders in this drive, and it's taking ages to get the figure of the data consumed Is there any faster way to get stats from NFS storage. Yes I've been using the traditional "du -...