when i use the command yum -y update. the problem is like this…
Downloading packages: No Presto metadata available for epel No Presto metadata avilable for base Failed to donwload prestodelta for repository update:[Errno 5][Errno 12] Cannot allocate memory
Error download packages:…
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try
# yum --disableplugin=* <command>
and
# yum --setopt=deltarpm=0 <command>
Try to clear your system incl. Metadata and try afterwards. It could be caused because of wrong metadata:
sudo yum clean all
Your droplet does not have enough memory to update. You need to stop some services or expand your droplet. I faced this issue when running a LEMP stack with wordpress, mysql was crashing and I couldn’t update after a day of being on. This was on a 512mb $5 droplet.
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