DRBD's strategy for handling lower-level I/O errors is determined by the on-io- error option, included in the resource disk configuration in /etc/drbd.conf : resource ...
A disk I/O error occurs any time the computer is unable to read a diskette, disc, or other disk in the computer. Below are different recommendations to try before ...
How to Fix a Computer I/O Error. If you've had a personal computer for any length of time, then you my have gotten the dreaded I/O error message at least once.