assert isinstance(config, dict), \
"please list clients to run on"
+ log.info("config is {config}".format(config=str(config)))
+ overrides = ctx.config.get('overrides', {})
+ log.info("overrides is {overrides}".format(overrides=str(overrides)))
+ teuthology.deep_merge(config, overrides.get('rados', {}))
+ log.info("config is {config}".format(config=str(config)))
+
object_size = int(config.get('object_size', 4000000))
op_weights = config.get('op_weights', {})
testdir = teuthology.get_testdir(ctx)