Running CentOS Linux release 8.3.2011According to uname my kernel is 4.18.0-240.10.1.el8_3.x86_64, but when I check which version of kernel-devel is available,yum info kernel-develI get thatSource : kernel-4.18.0-240.15.1.el8_3.src.rpmWhy is the vers..
Author : Mauricio
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So I created a zone so I could put apply the same rules in a set of networksfirewall-cmd –permanent –new-zone=pickles firewall-cmd –permanent –zone=ldap –add-source2.168.102.0/24firewall-cmd –permanent –zone=ldap –add-source2.168.10.0/24firewall-..
Dumb question: is the modem directly connected to computer or attached to..
In https://docs.CentOS.org/en-US/CentOS/install-guide/pxe-server/#chap-installation-server-setup they show the following example for setting dhcpd.conf to point to the tftp server for pxe booting:option space pxelinux;option pxelinux.magic code 20..
So I want to add a few options to the kernel (say iommu support). I have been told before to avoid using grub2-mkconfig because it would apply the changes to all currently available (to boot from) boot kernels. Instead, I should edit just the lat..
So I installed CentOS8. And I was looking for the grub config file:[root@testbox ~]# ls -l /etc/grub2.cfg lrwxrwxrwx. 1 root root 22 Oct2 13:01 /etc/grub2.cfg -> ../boot/grub2/grub.cfg[root@testbox ~]#But[root@testbox ~]# ls /boot/grub2/grubenv[root@test..
Comparing the output of systemctl between CentOS 7 and 8: [root@mail ~]# cat /etc/redhat-release CentOS Linux release 7.7.1908 (Core) [root@mail ~]# systemctl status firewalld ● firewalld.service – firewalld – dynamic firewall daemon Loaded: loa..
So I did a minimal install of CentOS 7 vm guest just to find out it did not install perl. Since as of right now I have no properly functioning network on that machine (different issue; we can talk about that in another post), I went for the next b..
What is the best way to specify which mirrors off a repository you want to use? Have a host with rather restricted egress rules and want to allow it to reach a couple of mirrors for each repo it needs. And, yes, I am not ready to mirror the..
So I was having an issue with rsyslog in one of my CentOS 6.6 hosts:[root@scan ~]# /etc/init.d/rsyslog start Starting system logger: *** glibc detected *** /sbin/rsyslogd: double free or corruption (fasttop): 0x00007f80cc3da880 ***======= Backtra..
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