Yum Rollbacks
- Dec
- 21
- Posted by TKH Specialist
- Posted in System Administration
Very occasionally installing a package or updates with yum can have unexpected results. Fortunately yum provides the ability to roll back anything it installs. Here is an example of what these commands look like: # yum history Loaded plugins: package_upload, product-id, search-disabled-repos, security, subscription-manager ID | Login user | Date and time | Action(s) | […]
read moreWorking with Repositories
- Sep
- 29
- Posted by TKH Specialist
- Posted in redhat, System Administration
Pulling packages from multiple sources can lead to problems. If you are running rhel and have epel enabled an update could inadvertently pull down a newer version from the wrong repository. This doesn’t always cause a problem, but it can. If you need to tfind all the epel packages on your system, here is how […]
read moreTo reboot or not to reboot?
- Jun
- 10
- Posted by TKH Specialist
- Posted in redhat, System Administration
You have patches to apply, we all know that if there are kernel patches that you need to (or at least should) restart/reboot the server. But what about other packages? There are a few non-kernel patches which can cause havoc if you spply them and do not reboot the server. The biggest package that most […]
read moreYum that was useful!
- Aug
- 09
- Posted by TKH Specialist
- Posted in redhat
Pardon the humor. Just a collection of useful yum commands that are useful to have around but I don’t always remember off the top of my head. I’ll be adding to this post over time. How to list the files installed by a yum package You will need ‘repoquery‘ which is part of ‘yum-utils‘. If […]
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