WARNING: Re-reading the partition table failed with error 16: Device or resource busy

WARNING: Re-reading the partition table failed with error 16: Device or resource busy We will see this error from RHEL6 on words. This error is due to the partition table changes are not updated to kernel. When ever we change the partition table and try to save the table changes we get this error. Even you will get the following error as well The kernel still uses the old table. The new table will be used at the next reboot or after you run partprobe(8) or kpartx(8) Syncing disks. when you see this error and executing partprobe command...

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Failed to connect socket to '/var/run/libvirt/libvirt-sock': Permission denied

Failed to connect socket to '/var/run/libvirt/libvirt-sock': Permission denied This error will occurs if the user do not have permissions to connect to virt-manager or virtviewer tools. To resolve this issue execute below commands Step1: Conform if your root user account have permissions or not virsh -c qemu:///system list if you dont see any issue from root user, try to execute the same command with normal user where you want to start virt-viewer or virt-manager. If you see any issues such as "failed to connect socket" issue with normal...

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(98)Address already in use: make_sock: could not bind to address 192.168.1.1:443 no listening sockets available

Solution for (98)Address already in use: make_sock error The error (98)Address already in use: make_sock: could not bind to address 192.16.1.1:443 no listening sockets available is commonly seen when we are starting a network related service such as Apache(httpd), DNS(bind) squid etc. When and Why this error occurs? This error occurs when service tried to bind that particular port to the IP address. In other words for example there is service ABC running on port 443 and you tried to start some other...

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All about Linux and Open source errors with their solutions

The idea of this blog is simple. This is totally meant for the errors which are seen daily when we are configuring some servers, applications, tools etc. I felt there is no dedecated blog which deals only with errors related to Linux, Unix and open source tools which work on Linux/Unix based flavors. This site is for those people who are looking for the errors they are seeing on day to day activities. What you will see in this blog? All about errors and their solutions so that you no need to scratch your head on what went wrong in creating this...

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