Experiencing the following behavior with RHEL/CentOS 7.2 and NFS? NFS folder mount hang and the following output can be observed in logs and dmesg : NFS: state manager: lease expired failed on NFSv4 server 0.0.0.0 with error 10082 NFS: nfs4_discover_server_trunking unhandled error -512. Exiting with error EIO nfsd: last server has exited, flushing export cache… Read More »
Beside the iCloud service, iTunes is the way to go when you need to backup your Apple mobile devices such as iPhone and iPad. If you want to secure the backups taken by iTunes on your computer file system, this article will show you where it is stored on your Windows computer file system. Before… Read More »
By design, Google Chrome cannot be started as root on Linux systems for security reason, which totally make sense. However, there might be some exceptions where it is required. Here is how to make it work. If you need to run it once or really occasionally, you may start it with the following command using… Read More »
Having some issues using the GCC compiler? The problem may show up under different circumstances, such as : – Invoking the GCC compiler trying to compile an application manually using “sudo ./configure”. In such case, an output similar as below will be shown :
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checking for gcc... gcc checking whether the C compiler works... no configure: error: in `/path/to/some/source/folder': configure: error: C compiler cannot create executables |
– Trying to upgrade outdated packages after updating MacPorts (which… Read More »
Since Windows 10 build 1803 from April 2018, the XPS Viewer is no longer included by default in that build of the operating system and has to be installed manually. Usually this is done by browsing to the applications and feature pane but sometimes cannot be found and installed this way. The quickest and most… Read More »
Under some rare circumstances, you may require to change the default route metric. The first way of doing should be through the “ifcfg-ethX” configuration file by adding the “METRIC=” statement. However it has been found to be inefficient for me and had to apply it using “ip route” as followed :
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ip route del default via <your.default.gateway.ip> dev <interface> proto static metric <current.metric> ip route add default via <your.default.gateway.ip> dev <interface> proto static metric <new.metric> |
Example :
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ip route del default via 1.2.3.4 dev eth0 proto static metric 100 ip route add default via 1.2.3.4 dev eth0 proto static metric 90 |
If your Windows 10 system suddenly stopped booting and show the following error message : VOLMGRX INTERNAL ERROR It most likely mean that your software RAID volume has failed. It may indicate a hardware underlying issue, such as a failed drive or the mirror just broke and is no longer in sync. To find out,… Read More »
If you’ve noticed the following error message while starting CSF Firewall, it means that you are missing Perl modules on your system in order to fully take advantage of the capabilities of CSF. *WARNING* URLGET set to use LWP but perl module is not installed, reverting to HTTP::Tiny In order to install the missing Perl… Read More »
If you are wondering why copying text from your VMware Workstation host to your Debian guest VM isn’t working, it is most likely because you either do not have the virtualization tools installed or have the wrong one installed. VMware does provide what is commonly called “VMware Tools”, however those need to be compiled from… Read More »
As much as I love Windows Server 2016 compared to previous versions, there is nothing that annoy me more that the Server Manager opening when I logon. Fortunately, there is a way to disable it using Group Policy editor. NOTE : If you are not within a domain group environment (Active Directory), there is an… Read More »