2015 - RHEL OSP 5: Cinder Volume Performance on Inktank Ceph Enterprise 1.2.2

This article focuses on the performance of RHEL OSP 5 Cinder volumes on ICE (Inktank Ceph Enterprise) 1.2.2 for three basic I/O workloads; large-file sequential, large-file random, and small-file. It demonstrates scalability as the environment grows from 4 to 8 Ceph OSD nodes as well as 8 to 16 RHEL-OSP compute nodes with up to 32 VMs per host. It examines the effects of performance tuning inc...