Add score calculation module for storperf

Change-Id: I469ee4d768e16a27c3bde660bc1029d5a3507b72
Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/qtip/loader/qpi.py b/qtip/loader/qpi.py
index 48f52e8..294fd2f 100644 (file)
--- a/qtip/loader/qpi.py
+++ b/qtip/loader/qpi.py
@@ -24,7 +24,7 @@ class QPISpec(YamlFileLoader):
     def __init__(self, name, paths=None):
         super(QPISpec, self).__init__(name, paths=paths)
         content = self.content
-        self.formula = Formula(content[SpecProp.FORMULA])
+        self.formula = Formula(content.get(SpecProp.FORMULA, FormulaName.ARITHMETIC_MEAN))
         self.sections = [Section(record, paths=paths)
                          for record in content[SpecProp.SECTIONS]]
 

diff --git a/qtip/score.py b/qtip/score.py
new file mode 100644 (file)
index 0000000..da39129
--- /dev/null
+++ b/qtip/score.py
@@ -0,0 +1,59 @@
+##############################################################################
+# Copyright (c) 2017 ZTE Corp and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+import json
+from os import path
+import re
+import yaml
+
+
+RESOURCE_ROOT = path.join(path.dirname(__file__), '..', 'resources')
+
+
+def normalize(score, base=2048):
+    """ Use 2048 as base score if the performance equals baseline  """
+    return int(base * score)
+
+
+def storperf(report_file, qpi_spec=None, baseline_file=None):
+    if qpi_spec is None:
+        qpi_spec = path.join(RESOURCE_ROOT, 'QPI', 'storage.yaml')
+
+    with open(qpi_spec) as f:
+        # load QPI spec as base template for report
+        qpi_report = yaml.safe_load(f.read())
+
+    if baseline_file is None:
+        baseline_file = path.join(RESOURCE_ROOT, 'baselines', 'storage.json')
+
+    with open(baseline_file) as f:
+        baseline_report = json.load(f)
+        baseline_metrics = baseline_report['report']['metrics']
+
+    with open(report_file) as f:
+        storperf_report = json.load(f)
+        reported_metrics = storperf_report['report']['metrics']
+
+    sections = qpi_report['sections']
+    for section in sections:
+        section_regex = re.compile(section['regex'])
+        ignored_regex = re.compile('^_')  # ignore metrics starting with '_"
+        valid_metrics = [k for k in reported_metrics
+                         if section_regex.search(k) and not ignored_regex.search(k) and k in baseline_metrics and
+                         reported_metrics[k] != 0 and baseline_metrics[k] != 0]
+        if len(valid_metrics) == 0:
+            raise Exception('No valid metrics found')
+
+        section['score'] = sum([reported_metrics[k] / baseline_metrics[k]
+                                if not section.get('use_reciprocal', False)
+                                else baseline_metrics[k] / reported_metrics[k]
+                                for k in valid_metrics]) / len(valid_metrics)
+    qpi_report['score'] = normalize(sum([section['score'] for section in sections]) / len(sections))
+
+    return qpi_report

diff --git a/resources/QPI/storage.yaml b/resources/QPI/storage.yaml
new file mode 100644 (file)
index 0000000..49ec618
--- /dev/null
+++ b/resources/QPI/storage.yaml
@@ -0,0 +1,23 @@
+##############################################################################
+# Copyright (c) 2017 ZTE Corporation and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+name: storage
+description: QTIP Performance Index of storage
+system_info:
+sections:
+  - name: IOPS
+    description: I/O operation per second
+    regex: '^(rr|wr)\..*\.iops$' # random read, random write
+  - name: Througput
+    description: data transfer rate
+    regex: '^rw\..*\.bw$'   # sequential read/write
+  - name: Latency
+    description: response time
+    regex: '\.lat.mean$'
+    use_reciprocal: true

diff --git a/resources/baselines/storage.json b/resources/baselines/storage.json
new file mode 100644 (file)
index 0000000..e56912a
--- /dev/null
+++ b/resources/baselines/storage.json
@@ -0,0 +1,11944 @@
+{
+  "agent_count": 2,
+  "build_tag": "",
+  "disk_type": "HDD",
+  "public_network": "external",
+  "report": {
+    "agent_count": 2,
+    "build_tag": "",
+    "disk_type": "HDD",
+    "metrics": {
+      "rr.queue-depth.1.block-size.1024.read.bw": 536.8333333333334,
+      "rr.queue-depth.1.block-size.1024.read.iops": 537.4620833333333,
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+      "rr.queue-depth.1.block-size.1024.write.bw": 0.0,
+      "rr.queue-depth.1.block-size.1024.write.iops": 0.0,
+      "rr.queue-depth.1.block-size.1024.write.lat.mean": 0.0,
+      "rr.queue-depth.1.block-size.2048.read.bw": 1082.35,
+      "rr.queue-depth.1.block-size.2048.read.iops": 541.3974999999999,
+      "rr.queue-depth.1.block-size.2048.read.lat.mean": 1850.8089999999997,
+      "rr.queue-depth.1.block-size.2048.write.bw": 0.0,
+      "rr.queue-depth.1.block-size.2048.write.iops": 0.0,
+      "rr.queue-depth.1.block-size.2048.write.lat.mean": 0.0,
+      "rr.queue-depth.1.block-size.8192.read.bw": 4180.7,
+      "rr.queue-depth.1.block-size.8192.read.iops": 522.6519999999999,
+      "rr.queue-depth.1.block-size.8192.read.lat.mean": 1917.286,
+      "rr.queue-depth.1.block-size.8192.write.bw": 0.0,
+      "rr.queue-depth.1.block-size.8192.write.iops": 0.0,
+      "rr.queue-depth.1.block-size.8192.write.lat.mean": 0.0,
+      "rr.queue-depth.2.block-size.1024.read.bw": 1090.8,
+      "rr.queue-depth.2.block-size.1024.read.iops": 1091.4094999999998,
+      "rr.queue-depth.2.block-size.1024.read.lat.mean": 1830.2185000000002,
+      "rr.queue-depth.2.block-size.1024.write.bw": 0.0,
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+    },
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diff --git a/tests/data/external/storperf/report.json b/tests/data/external/storperf/report.json
new file mode 100644 (file)
index 0000000..ab43f3f
--- /dev/null
+++ b/tests/data/external/storperf/report.json
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+              ],
+              [
+                3,
+                251149.49000000002
+              ],
+              [
+                4,
+                249467.10749999998
+              ],
+              [
+                5,
+                251446.0275
+              ],
+              [
+                6,
+                251520.34
+              ],
+              [
+                7,
+                251174.55
+              ],
+              [
+                8,
+                252271.7375
+              ],
+              [
+                9,
+                254801.11
+              ],
+              [
+                10,
+                253488.83250000002
+              ]
+            ],
+            "slope": 1277.7266212121285,
+            "steady_state": true
+          }
+        }
+      }
+    },
+    "scenario_name": "os-nosdn-nofeature-noha",
+    "steady_state": {
+      "_warm_up.queue-depth.8.block-size.16384": true,
+      "rr.queue-depth.1.block-size.16384": true,
+      "rr.queue-depth.1.block-size.2048": true,
+      "rr.queue-depth.4.block-size.16384": true,
+      "rr.queue-depth.4.block-size.2048": true,
+      "rw.queue-depth.1.block-size.16384": true,
+      "rw.queue-depth.1.block-size.2048": true,
+      "rw.queue-depth.4.block-size.16384": true,
+      "rw.queue-depth.4.block-size.2048": true,
+      "wr.queue-depth.1.block-size.16384": true,
+      "wr.queue-depth.1.block-size.2048": true,
+      "wr.queue-depth.4.block-size.16384": true,
+      "wr.queue-depth.4.block-size.2048": true
+    },
+    "storage_node_count": 4,
+    "test_case": "snia_steady_state",
+    "version": "danube",
+    "volume_size": 4
+  },
+  "scenario_name": "os-nosdn-nofeature-noha",
+  "storage_node_count": 4,
+  "test_case": "snia_steady_state",
+  "version": "danube",
+  "volume_size": 4
+}
\ No newline at end of file

diff --git a/tests/unit/score_test.py b/tests/unit/score_test.py
new file mode 100644 (file)
index 0000000..742be70
--- /dev/null
+++ b/tests/unit/score_test.py
@@ -0,0 +1,21 @@
+##############################################################################
+# Copyright (c) 2017 ZTE Corporation and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+from os import path
+import pytest
+from qtip import score
+
+
+def test_storperf(data_root):
+    report_file = path.join(data_root, 'external', 'storperf', 'report.json')
+    qpi_report = score.storperf(report_file)
+    assert qpi_report['sections'][0]['score'] == pytest.approx(1.869, 0.1)  # IOPS
+    assert qpi_report['sections'][1]['score'] == pytest.approx(0.722, 0.1)  # Throughput
+    assert qpi_report['sections'][2]['score'] == pytest.approx(1.896, 0.1)  # Latency
+    assert(qpi_report['score'] == 3064)  # 3064 is calculated manually