Advanced troubleshooting tools
Depending on the subject – networking, hardware and software problems, or specific application problems – there are different tools that we can use to troubleshoot problems in our environments. Let's briefly go over some of these methods, with the chapters of this book in mind as we troubleshoot:
- oVirt problems
- Problems with snapshots and templates
- Virtual machine customization issues
- Ansible issues
- OpenStack problems
- Eucalyptus and AWS combo problems
- ELK stack issues
Interestingly enough, one thing that we usually don't have problems with when dealing with KVM virtualization is networking. It's really well documented – from KVM bridges all the way to open vSwitch – and it's just the matter of following the documentation. The only exception is related to firewall rules, which can be a handful, especially when dealing with oVirt and remote database connections while...