1 ##############################################################################
2 # Copyright (c) 2015 Huawei Technologies Co.,Ltd.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
9 from __future__ import absolute_import
10 from __future__ import print_function
15 from oslo_serialization import jsonutils
17 import yardstick.ssh as ssh
18 from yardstick.benchmark.scenarios import base
20 LOG = logging.getLogger(__name__)
23 class Fio(base.Scenario):
24 """Execute fio benchmark in a host
27 filename - file name for fio workload
30 default: /home/ubuntu/data.raw
31 bs - block size used for the io units
35 iodepth - number of iobuffers to keep in flight
39 rw - type of io pattern [read, write, randwrite, randread, rw, randrw]
43 ramp_time - run time before logging any performance
48 Read link below for more fio args description:
49 http://www.bluestop.org/fio/HOWTO.txt
51 __scenario_type__ = "Fio"
53 TARGET_SCRIPT = "fio_benchmark.bash"
55 def __init__(self, scenario_cfg, context_cfg):
56 self.scenario_cfg = scenario_cfg
57 self.context_cfg = context_cfg
58 self.setup_done = False
62 self.target_script = pkg_resources.resource_filename(
63 "yardstick.benchmark.scenarios.storage",
65 host = self.context_cfg["host"]
67 self.client = ssh.SSH.from_node(host, defaults={"user": "root"})
68 self.client.wait(timeout=600)
71 self.client._put_file_shell(self.target_script, '~/fio.sh')
73 self.setup_done = True
75 def run(self, result):
76 """execute the benchmark"""
77 default_args = "-ioengine=libaio -direct=1 -group_reporting " \
78 "-numjobs=1 -time_based --output-format=json"
80 if not self.setup_done:
83 options = self.scenario_cfg["options"]
84 filename = options.get("filename", "/home/ubuntu/data.raw")
85 bs = options.get("bs", "4k")
86 iodepth = options.get("iodepth", "1")
87 rw = options.get("rw", "write")
88 ramp_time = options.get("ramp_time", 20)
89 name = "yardstick-fio"
90 # if run by a duration runner
91 duration_time = self.scenario_cfg["runner"].get("duration", None) \
92 if "runner" in self.scenario_cfg else None
93 # if run by an arithmetic runner
94 arithmetic_time = options.get("duration", None)
96 runtime = duration_time
98 runtime = arithmetic_time
102 cmd_args = "-filename=%s -bs=%s -iodepth=%s -rw=%s -ramp_time=%s " \
103 "-runtime=%s -name=%s %s" \
104 % (filename, bs, iodepth, rw, ramp_time, runtime, name,
106 cmd = "sudo bash fio.sh %s %s" % (filename, cmd_args)
107 LOG.debug("Executing command: %s", cmd)
108 # Set timeout, so that the cmd execution does not exit incorrectly
109 # when the test run time is last long
110 timeout = int(ramp_time) + int(runtime) + 600
111 status, stdout, stderr = self.client.execute(cmd, timeout=timeout)
113 raise RuntimeError(stderr)
115 raw_data = jsonutils.loads(stdout)
117 # The bandwidth unit is KB/s, and latency unit is us
118 if rw in ["read", "randread", "rw", "randrw"]:
119 result["read_bw"] = raw_data["jobs"][0]["read"]["bw"]
120 result["read_iops"] = raw_data["jobs"][0]["read"]["iops"]
121 result["read_lat"] = raw_data["jobs"][0]["read"]["lat"]["mean"]
122 if rw in ["write", "randwrite", "rw", "randrw"]:
123 result["write_bw"] = raw_data["jobs"][0]["write"]["bw"]
124 result["write_iops"] = raw_data["jobs"][0]["write"]["iops"]
125 result["write_lat"] = raw_data["jobs"][0]["write"]["lat"]["mean"]
127 if "sla" in self.scenario_cfg:
129 for k, v in result.items():
130 if k not in self.scenario_cfg['sla']:
134 # For lattency small value is better
135 max_v = float(self.scenario_cfg['sla'][k])
137 sla_error += "%s %f > sla:%s(%f); " % (k, v, k, max_v)
139 # For bandwidth and iops big value is better
140 min_v = int(self.scenario_cfg['sla'][k])
142 sla_error += "%s %d < " \
143 "sla:%s(%d); " % (k, v, k, min_v)
145 assert sla_error == "", sla_error
149 """internal test function"""
150 key_filename = pkg_resources.resource_filename("yardstick.resources",
151 "files/yardstick_key")
154 "ip": "10.229.47.137",
156 "key_filename": key_filename
160 logger = logging.getLogger("yardstick")
161 logger.setLevel(logging.DEBUG)
164 "filename": "/home/ubuntu/data.raw",
172 args = {"options": options}
179 if __name__ == '__main__':