Category: Linux

Quirks of iptables on Kali Linux

Preface iptables has been a part of linux for over 20 years now, and it’s starting to show its age. In fact, it has already been replaced by nftables as of kernel 3.13. As a consequence of this transitional period, you might run into some bumps along the road while maintaining your iptables based firewall.
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oVirt: Unlock Virtual Disks

So every now and then, a clone operation will break on oVirt. However, it will often leave the source machine in a locked state, unable to be used. Luckily, the solution is pretty simple. All you need to do is ssh into the oVirt-engine machine and run the following. Unlock all disks /usr/share/ovirt-engine/setup/dbutils/unlock_entity.sh -t allUnlock
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