CentOS

(category)

  • Enabling copy and paste in ESX VM

    I really wanted copy and paste between Windows and VMs running in ESX. This is what finally worked for me. Note this was for ESX “6.0.0 Update 3 (Build 5050593)”. I was using VMware Workstation 16 Player “16.1.2 build-17966106” on Windows 10. Also, this only worked when I ran “Console | Launch remote console”. It… read more…

    Enabling copy and paste in ESX VM
  • Add Catalog Sources To OperatorHub

    If you have followed my post OKD 4.5 small cluster on ESX you find that when you look at the OperatorHub in OKD you only see the community operators. The problem appears to be that an out of the box OKD install only has the “Community Operators” enabled. The trick is to enable the rest.… read more…

    Add Catalog Sources To OperatorHub
  • Cannot mount block device : Error mounting CentOS share on OMV

    I needed to have a scheduled job to copy files from my MythTV server to my Open Media Vault server, but when I tried to mount the Samba/SMB share I got the following: root@nas2:/mnt# mount -t cifs \\\\192.168.202.44\\public /mnt/192.168.202.44 -o domain=CANTABRIAN,user=backup,pass=mypassword mount: block device \\192.168.202.44\public is write-protected, mounting read-only mount: cannot mount block device \\192.168.202.44\public… read more…

    Cannot mount block device : Error mounting CentOS share on OMV
  • Installing Tomcat 9 behind Apache on CentOS 7

    There are a number of posts on how to do this. I have created this post mostly for my own records so I know I will continue to have a record of what I have done. Setup Ensure you have at least JDK 8, I have the RPM “java-1.8.0-openjdk.x86_64” installed by this point. Create a… read more…

    Installing Tomcat 9 behind Apache on CentOS 7
  • CentOS 7 VM for WordPress and MythTV – Post install setup

    In the post CentOS 7 base VM for WordPress and MythTV I described how to create a base CentOS 7 VM. This post describes follows on from that post and describes the post installation tasks to make the VM a good solid base for me to run WordPress or MythTV. When setting up a Linux server… read more…

    CentOS 7 VM for WordPress and MythTV – Post install setup
  • Rename a CentOS 7 host

    Simple and official way to rename a host: hostnamectl set-hostname centos7-base.cantabrian Then restart the host. You should find the new name is reflected in the file: /etc/hostname Note: You only need to edit “/etc/resolv.conf ” if you are changing workgroups or domains. Get hostname details You can use hostnamectl to get other details by running:… read more…

    Rename a CentOS 7 host
  • Low Disk Space on “boot”

    If you have ever got this popup warning on CentOS/RedHat 7 this post may help. This happened to me and when I looked at “/boot” it looked like: You can see there is the current kernel and three previous kernels to choose from: CentOS Linux (3.10.0-957.27.2.el7.x86_64) 7 (Core) CentOS Linux (3.10.0-957.21.3.el7.x86_64) 7 (Core) CentOS Linux… read more…

    Low Disk Space on “boot”
  • CentOS 7 + PHP 7.2 + Python 3.6 + Apache 2.4

    I am setting up a new CentOS 7 server, in 2019, because I want a long life public facing WordPress host that I can update easily. For example when the “Heartbleed” security bug, in the OpenSSL cryptography library, was discovered you needed to update your SSL install. This proved to be a major problem for… read more…

    CentOS 7 + PHP 7.2 + Python 3.6 + Apache 2.4
  • CentOS 7 base VM for WordPress and MythTV

    I have two primary servers I use all the time, the first is the WordPress VM which run the Zoyinc website and secondly a VM that runs MythTV. Both are currently running Fedora – WordPress is on F18 and MythTV is on F16. These were installed in July 2012 and February 2011 respectively. So pretty… read more…

    CentOS 7 base VM for WordPress and MythTV