OpenStack Storage won't be of much use if it can't access the hard drives where our data is stored; so being able to detect and replace failed hard drives is essential.
Log in to an OpenStack Storage node as well as the proxy server.
To detect a failing hard drive, carry out the following:
/var/log/kern.logfor failed disk errors on our storage nodes. To do this, we create a configuration file named
/etc/swift/swift-drive-audit.conf, as follows:
swift-drive-audithourly, as follows: