CentOS 6.3 is released. This is quick guide,
howto upgrade to CentOS 6.3 from CentOS 6.2/6.1/6.0. I have tested this method on multiple CentOS 6 (servers / desktops) and everything looks work fine after upgrade.
Upgrade to CentOS 6.3 from CentOS 6.2/6.1/6.0
1. Change to root User
2. Backup all important data
- Backup /etc diretory
- Backup important logs /var/log
- Backup web server configs and sites
- Dump MySQL databases
- Dump PostgreSQL databases
- Backup all what you need if something goes wrong
3. Check list of packages that are going to be updated
4. Upgrade with yum update
Official way to do upgrade:
Another way to do update is first
clean all, second
update glibc, yum, rpm and python packages and then
update other packages like following:
yum clean all
yum update glibc* yum* rpm* python*
yum update
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5. Reboot
6. Check CentOS 6.3 (Final) release info and Check your entire system
cat /etc/redhat-release
## Output ##
CentOS release 6.3 (Final)
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Following needs
redhat-lsb package
lsb_release -a
## Output ##
LSB Version: :core-4.0-amd64:core-4.0-ia32:core-4.0-noarch:graphics-4.0-amd64:
graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-ia32:printing
-4.0-noarch
Distributor ID: CentOS
Description: CentOS release 6.3 (Final)
Release: 6.3
Codename: Final
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Check that your system is working normally and test every services.
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