Updated openstack/openstack
Project: openstack-dev/devstack  7ee8f11588741357a321adab2fee99b3affe40b3
null
Add iops to dstat output

The "-r" option adds io request counts.  They are placed next to
the currently present io throughput columns.

Change-Id: I7b4c6f3608afb3714bc997bb4ba005c00eeab61e