By default, all containers get the same proportion of block IO bandwidth
(blkio). This proportion is 500. To modify this proportion, change the
container's blkio weight relative to the weighting of all other running
containers using the --blkio-weight
flag.
The --blkio-weight
flag can set the weighting to a value between 10 to 1000.
For example, the commands below create two containers with different blkio
weight: