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 ##############################################################################
13 import yardstick.ssh as ssh
14 from yardstick.benchmark.scenarios import base
16 LOG = logging.getLogger(__name__)
19 class Fio(base.Scenario):
20 """Execute fio benchmark in a host
23 filename - file name for fio workload
26 default: /home/ubuntu/data.raw
27 bs - block size used for the io units
31 iodepth - number of iobuffers to keep in flight
35 rw - type of io pattern [read, write, randwrite, randread, rw, randrw]
39 ramp_time - run time before logging any performance
44 Read link below for more fio args description:
45 http://www.bluestop.org/fio/HOWTO.txt
47 __scenario_type__ = "Fio"
49 TARGET_SCRIPT = "fio_benchmark.bash"
51 def __init__(self, scenario_cfg, context_cfg):
52 self.scenario_cfg = scenario_cfg
53 self.context_cfg = context_cfg
54 self.setup_done = False
58 self.target_script = pkg_resources.resource_filename(
59 "yardstick.benchmark.scenarios.storage",
61 host = self.context_cfg["host"]
62 user = host.get("user", "root")
63 ip = host.get("ip", None)
64 key_filename = host.get("key_filename", "~/.ssh/id_rsa")
66 LOG.info("user:%s, host:%s", user, ip)
67 self.client = ssh.SSH(user, ip, key_filename=key_filename)
68 self.client.wait(timeout=600)
71 self.client.run("cat > ~/fio.sh",
72 stdin=open(self.target_script, "rb"))
74 self.setup_done = True
76 def run(self, result):
77 """execute the benchmark"""
78 default_args = "-ioengine=libaio -direct=1 -group_reporting " \
79 "-numjobs=1 -time_based --output-format=json"
81 if not self.setup_done:
84 options = self.scenario_cfg["options"]
85 filename = options.get("filename", "/home/ubuntu/data.raw")
86 bs = options.get("bs", "4k")
87 iodepth = options.get("iodepth", "1")
88 rw = options.get("rw", "write")
89 ramp_time = options.get("ramp_time", 20)
90 name = "yardstick-fio"
91 # if run by a duration runner
92 duration_time = self.scenario_cfg["runner"].get("duration", None) \
93 if "runner" in self.scenario_cfg else None
94 # if run by an arithmetic runner
95 arithmetic_time = options.get("duration", None)
97 runtime = duration_time
99 runtime = arithmetic_time
103 cmd_args = "-filename=%s -bs=%s -iodepth=%s -rw=%s -ramp_time=%s " \
104 "-runtime=%s -name=%s %s" \
105 % (filename, bs, iodepth, rw, ramp_time, runtime, name,
107 cmd = "sudo bash fio.sh %s %s" % (filename, cmd_args)
108 LOG.debug("Executing command: %s", cmd)
109 # Set timeout, so that the cmd execution does not exit incorrectly
110 # when the test run time is last long
111 timeout = int(ramp_time) + int(runtime) + 600
112 status, stdout, stderr = self.client.execute(cmd, timeout=timeout)
114 raise RuntimeError(stderr)
116 raw_data = json.loads(stdout)
118 # The bandwidth unit is KB/s, and latency unit is us
119 if rw in ["read", "randread", "rw", "randrw"]:
120 result["read_bw"] = raw_data["jobs"][0]["read"]["bw"]
121 result["read_iops"] = raw_data["jobs"][0]["read"]["iops"]
122 result["read_lat"] = raw_data["jobs"][0]["read"]["lat"]["mean"]
123 if rw in ["write", "randwrite", "rw", "randrw"]:
124 result["write_bw"] = raw_data["jobs"][0]["write"]["bw"]
125 result["write_iops"] = raw_data["jobs"][0]["write"]["iops"]
126 result["write_lat"] = raw_data["jobs"][0]["write"]["lat"]["mean"]
128 if "sla" in self.scenario_cfg:
130 for k, v in result.items():
131 if k not in self.scenario_cfg['sla']:
135 # For lattency small value is better
136 max_v = float(self.scenario_cfg['sla'][k])
138 sla_error += "%s %f > sla:%s(%f); " % (k, v, k, max_v)
140 # For bandwidth and iops big value is better
141 min_v = int(self.scenario_cfg['sla'][k])
143 sla_error += "%s %d < " \
144 "sla:%s(%d); " % (k, v, k, min_v)
146 assert sla_error == "", sla_error
150 '''internal test function'''
151 key_filename = pkg_resources.resource_filename("yardstick.resources",
152 "files/yardstick_key")
155 "ip": "10.229.47.137",
157 "key_filename": key_filename
161 logger = logging.getLogger("yardstick")
162 logger.setLevel(logging.DEBUG)
165 "filename": "/home/ubuntu/data.raw",
173 args = {"options": options}
179 if __name__ == '__main__':