Recently I’ve upgraded ZFS on Linux to 0.6.3 on my CentOS 7 server. After reboot my pool was not available and I was only capable to force the import. In the logs I had: After quick search on the Internet…
Year: 2014
Linux how to empty root email
If you are administering nix server you’ve probably noticed that root account is used by default for many system emails. If you did set email forwarding you already received them, but in case you did not the folder continues to…
CentOS 7 how to install LAMP
With my new server I wanted to install LAMP stack so I can test WEB applications locally. Just to note that in CentOS 7 it is not exactly classic LAMP (Linux Apache MySQL PHP), but new LAMP ( Linux Apache…
CentOS 7 how to change hostname
After I’ve created my home server I’ve tried to change it’s host name by going to /etc/sysconfig/network. For my surprise it was empty. Then I’ve recalled that in version 7 CentOS started using systemd. Hence the location changed. New place…
How to create bootable USB key for CentOS 7 installation
CentOS 7 is out and I wanted to test it on real hardware. Unfortunately most of current methods to transfer bootable ISO to USB key in MS windows environment do not work (see quote below) or boots, but does not…
CentOS – how to disable IPv6 without restart
In case you need to disable IPv6 and cannot afford to restart here are the commands to quickly do it for CentOS: echo “net.ipv6.conf.default.disable_ipv6 = 1” >> /etc/sysctl.conf echo “net.ipv6.conf.all.disable_ipv6 = 1” >> /etc/sysctl.conf sysctl -p
UBCD version 5.3.0 is released
Today (May 21 2014) UBCD version 5.3.0 is released and available for download. Here are the changes: Updated ASTRA to V6.14. Updated Intel Processor Identification Utility to V4.90. Updated Memtest86 to V4.3.7. Updated Super Grub2 Disk to V2.00s2. Details could…
Tagged with: UBCD
New download mirror for UBCD
From today we are mirroring UBCD iso download. For those who are not familiar UBCD stands for Ultimate Boot CD and it is collection of Open Source and freeware tools that could be used to troubleshoot or fix issues with…
vzdump rpm
In some of my projects I use OpenVZ to create containers. One of the tools I use to create backup of running container is vzdump from proxmox.com. Unfortunately rpm provided is older version and latest provided only as debian package.…
Oracle VirtualBox shared clipboard
Oracle VM VirtualBox is a virtualization software package. It is really useful to run several OS simultaneously. And great educational tool. One useful feature not enabled by default is possibility to copy/paste between host and guest (also called shared clipboard).…
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