If you are getting yum errors on our 128 or 192 yearly plans with the CentOS/Fedora distro then it's because you are trying to run yum with a low amount of memory, You'll need to tweak yum a tiny bit in order for yum to work properly. Do the following:
nano /etc/yum/pluginconf.d/fastestmirror.conf
(or vi)
changed enabled=1 to enabled=0 and save it, Yum will work properly after that.
up2date command was part of RHEL v4.x or older version. You need to use yum command to update...
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