t.Errorf("Test %d: %s: Expected prefix name to be \"%s\", but found \"%s\" instead", i+1, instanceType, testCase.result.Prefixes[j], foundPrefixes[j])
				}
			}
		})
	}
}

// Initialize FS backend for the benchmark.
func initFSObjectsB(disk string, t *testing.B) (obj ObjectLayer) {
	obj, _, err := initObjectLayer(context.Background(), mustGetPoolEndpoints(0, disk))
	if err != nil {
		t.Fatal(err)