Category Archives: Unix

Some of the interesting things, too me anyway, I have been doing with Linux and other unix operating systems.

Obtaining ethernet interface statistics under linux

The power surges and power outages hitting titahi bay in the last week adversely affected my main desktops ethernet card, all network connectivity died and th ethernet port status light became red instead of green. Swapped out the network switch … Continue reading

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An update on my conversion from Fedora30 to CentOS7; Bugzilla

As mentioned in my earlier post on

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An alternative to git, fossil a quick review

First a disclaimer, after reviewing fossil I will be remaining with git as my source control system. From a command line perspective it provides no benefits to me over git and while it can sync changes made in fossil to … Continue reading

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Using “screen” on Linux

The screen utility is available on most Linux systems, including Fedora, CentOS and RedHat. The history of screen is that it was an essential tool in the old days of dial-up access to servers, terminal sessions running under screen could … Continue reading

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Converting a Fedora30 webserver to CentOS7

There are two supported versions of CentOS in the wild now. Note that I exclude CentOS6 as that is pretty much end of support now. So we have only versions 7 and 8 to play with. Version 7 is EOL … Continue reading

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qemu-img shipped with fedora corrupts qcow2 disk images

Up to and including F38 there were no problems with using qemu-img to compress disk images. On both F29 and F30 using qemu-img to compress a qcow2 disk image results in severe virtual disk corruption, visable as virtual machines dying … Continue reading

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Free OpenSource Project Managers for small business and home users running Linux servers, I chose WebCollab

This is by no means a comprehensive post, it only covers three, two I looked at and discarded and the one I finally settled on for home use. OpenProject – discarded, I did not evaluate it First there must be … Continue reading

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Obtaining CherryTree under f31

I, like many people, when Fedora no longer included the essential Desktop note taking app BasketNotes in its repositories migrated to the CherryTree application which was functionally compatible with BasketNotes and could import the BasketNotes data files, so no data … Continue reading

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How to fsck a Linux system at boot time

The old method of creating a file with “touch /forcefsck” should still work on modern systems even though it is a hangover from the old sysvinit days, however it obviously relies on the root partition being mountable in order to … Continue reading

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Fedora31 released, buggy as always

In the upgrade from f29 to f30 I lost ownCloud, which is not supported with the version of php shipped with f30. While a pain I could live with that. However in the upgrade from f30 to f31, while it … Continue reading

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