‘yum’ topic list

Update CentOS 4 to CentOS 5 remotely

December 31st, 2009

I just successfully updated my Dell PowerEdge 1850 from CentOS 4.8 to CentOS 5.4, luckily the issues I faced were not so rare. The steps I used are listed below, may it helpful for you as well! Although this post is mainly intended for CentOS it should work on RHEL systems as well.

Before you start, A word of advice i believe most experienced RHEL/CentOS users will show you regarding what you’re thinking:

Upgrade between minor versions (i.e. CentOS 5.2 -> 5.3 -> 5.4, or even 5.0 -> 5.4) YES
Upgrade between major system versions (i.e. CentOS 4.8 to CentOS 5.4) NO » Read more: Update CentOS 4 to CentOS 5 remotely

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Posted in Cmd Reviews, System Tuning

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CentOS-5.4 i386 and x86_64 Released

October 23rd, 2009

CentOS community annouced the availability of CentOS-5.4 for i386 and x86_64 Architectures this week. It’s based on the upstream release Redhat Enterprise Linux 5.4.0 and includes packages from all variants including Server and Client.

This is just an announcement email, not the release notes. The Release Notes for CentOS-5.4 can be found on-line at wiki.centos.org. » Read more: CentOS-5.4 i386 and x86_64 Released

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Posted in Open Source

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Convert RHEL 5 to CentOS 5

October 20th, 2009

Recently I was working on a Dell PE1950 at work and decided to get Xen installed, so that I can create some virtual servers for our developers.

Finding out that Xen in Redhat Enterprise Linux is not so easy to download – I cannot find it from any public accessible websites, I decided to use CentOS’s yum repoes to download and install Xen. When I have CentOS yum repo created in /etc/yum.repo.d, I noticed that it cannot work in RHEL – It cannot recognize OS version without some updates of application. » Read more: Convert RHEL 5 to CentOS 5

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Posted in Open Source, System Tuning

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How to skip broken dependencies when Upgrading System

September 11th, 2009

I made a mistake and added additional repo under CentOS / RHEL 5.x server. Now when I try to upgrade packages it gives me out broken ependencies / missing dependency error. How do I skip broken packages and apply updates to other installed software’s? » Read more: How to skip broken dependencies when Upgrading System

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Posted in System Tuning

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