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-rwxr-xr-xtools/collectors/cadvisor/__init__.py17
-rw-r--r--tools/collectors/cadvisor/cadvisor.py218
-rw-r--r--tools/docker/results/grafana/dashboards/container_metrics_dashboard.json1291
3 files changed, 1526 insertions, 0 deletions
diff --git a/tools/collectors/cadvisor/__init__.py b/tools/collectors/cadvisor/__init__.py
new file mode 100755
index 00000000..235ab875
--- /dev/null
+++ b/tools/collectors/cadvisor/__init__.py
@@ -0,0 +1,17 @@
+# Copyright 2020 University Of Delhi.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Wrapper for cAdvisor as a collector
+"""
diff --git a/tools/collectors/cadvisor/cadvisor.py b/tools/collectors/cadvisor/cadvisor.py
new file mode 100644
index 00000000..de48cecd
--- /dev/null
+++ b/tools/collectors/cadvisor/cadvisor.py
@@ -0,0 +1,218 @@
+# Copyright 2020 University Of Delhi.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Collects container metrics from cAdvisor.
+Sends metrics to influxDB and also stores results locally.
+"""
+
+import subprocess
+import logging
+import os
+from collections import OrderedDict
+
+from tools.collectors.collector import collector
+from tools import tasks
+from conf import settings
+
+
+
+# inherit from collector.Icollector.
+class Cadvisor(collector.ICollector):
+ """A collector of container metrics based on cAdvisor
+
+ It starts cadvisor and collects metrics.
+ """
+
+ def __init__(self, results_dir, test_name):
+ """
+ Initialize collection of statistics
+ """
+ self._logger = logging.getLogger(__name__)
+ self.resultsdir = results_dir
+ self.testname = test_name
+ self._pid = 0
+ self._results = OrderedDict()
+ self._log = os.path.join(results_dir,
+ settings.getValue('LOG_FILE_CADVISOR') +
+ '_' + test_name + '.log')
+ self._logfile = 0
+
+
+ def start(self):
+ """
+ Starts collection of statistics by cAdvisor and stores them
+ into-
+ 1. The file in directory with test results
+ 2. InfluxDB result container
+ """
+
+ # CMD options for cAdvisor
+ cmd = ['sudo', '/opt/cadvisor/cadvisor',
+ '-storage_driver='+settings.getValue('CADVISOR_STORAGE_DRIVER'),
+ '-storage_driver_host='+settings.getValue('CADVISOR_STORAGE_HOST'),
+ '-storage_driver_db='+settings.getValue('CADVISOR_DRIVER_DB'),
+ '-housekeeping_interval=0.5s',
+ '-storage_driver_buffer_duration=1s'
+ ]
+
+ self._logfile = open(self._log, 'a')
+
+ self._pid = subprocess.Popen(map(os.path.expanduser, cmd), stdout=self._logfile, bufsize=0)
+ self._logger.info('Starting cAdvisor')
+
+
+
+ def stop(self):
+ """
+ Stops collection of metrics by cAdvisor and stores statistic
+ summary for each monitored container into self._results dictionary
+ """
+ try:
+ subprocess.check_output(["pidof", "cadvisor"])
+ tasks.run_task(['sudo', 'pkill', '--signal', '2', 'cadvisor'],
+ self._logger, 'Stopping cAdvisor', True)
+ except subprocess.CalledProcessError:
+ self._logger.error('Failed to stop cAdvisor, maybe process does not exist')
+
+
+ self._logfile.close()
+ self._logger.info('cAdvisor log available at %s', self._log)
+
+ containers = settings.getValue('CADVISOR_CONTAINERS')
+ self._results = cadvisor_log_result(self._log, containers)
+
+
+ def get_results(self):
+ """Returns collected statistics.
+ """
+ return self._results
+
+ def print_results(self):
+ """Logs collected statistics.
+ """
+ for cnt in self._results:
+ logging.info("Container: %s", cnt)
+ for (key, value) in self._results[cnt].items():
+
+ postfix = ''
+
+ if key == 'cpu_cumulative_usage':
+ key = 'CPU_usage'
+ value = round(float(value) / 1000000000, 4)
+ postfix = '%'
+
+ if key in ['memory_usage', 'memory_working_set']:
+ value = round(float(value) / 1024 / 1024, 4)
+ postfix = 'MB'
+
+ if key in ['rx_bytes', 'tx_bytes']:
+ value = round(float(value) / 1024 / 1024, 4)
+ postfix = 'mBps'
+
+ logging.info(" Statistic: %s Value: %s %s",
+ str(key), str(value), postfix)
+
+
+def cadvisor_log_result(filename, containers):
+ """
+ Processes cAdvisor logfile and returns average results
+
+ :param filename: Name of cadvisor logfile
+ :param containers: List of container names
+
+ :returns: Result as average stats of Containers
+ """
+ result = OrderedDict()
+ previous = OrderedDict()
+ logfile = open(filename, 'r')
+ with logfile:
+ # for every line
+ for _, line in enumerate(logfile):
+ # skip lines having root '/' metrics
+ if line[0:7] == 'cName=/':
+ continue
+
+ # parse line into OrderedDict
+ tmp_res = parse_line(line)
+
+ cnt = tmp_res['cName']
+
+ # skip if cnt is not in container list
+ if cnt not in containers:
+ continue
+
+ # add metrics to result
+ if cnt not in result:
+ result[cnt] = tmp_res
+ previous[cnt] = tmp_res
+ result[cnt]['count'] = 1
+ else:
+ for field in tmp_res:
+
+ if field in ['rx_errors', 'tx_errors', 'memory_usage', 'memory_working_set']:
+ val = float(tmp_res[field])
+ elif field in ['cpu_cumulative_usage', 'rx_bytes', 'tx_bytes']:
+ val = float(tmp_res[field]) - float(previous[cnt][field])
+ else:
+ # discard remaining fields
+ try:
+ result[cnt].pop(field)
+ except KeyError:
+ continue
+ continue
+
+ result[cnt][field] = float(result[cnt][field]) + val
+
+ result[cnt]['count'] += 1
+ previous[cnt] = tmp_res
+
+ # calculate average results for containers
+ result = calculate_average(result)
+ return result
+
+
+def calculate_average(results):
+ """
+ Calculates average for container stats
+ """
+ for cnt in results:
+ for field in results[cnt]:
+ if field != 'count':
+ val = float(results[cnt][field])/results[cnt]['count']
+ results[cnt][field] = '{0:.2f}'.format(val)
+
+ results[cnt].pop('count')
+ #sort results
+ results[cnt] = OrderedDict(sorted(results[cnt].items()))
+
+ return results
+
+
+def parse_line(line):
+ """
+ Reads single line from cAdvisor logfile
+
+ :param line: single line as str
+
+ :returns: OrderedDict of line read
+ """
+ tmp_res = OrderedDict()
+ # split line into array of "key=value" metrics
+ metrics = line.split()
+ for metric in metrics:
+ key, value = metric.split('=')
+ tmp_res[key] = value
+
+ return tmp_res
diff --git a/tools/docker/results/grafana/dashboards/container_metrics_dashboard.json b/tools/docker/results/grafana/dashboards/container_metrics_dashboard.json
new file mode 100644
index 00000000..ef0b32a1
--- /dev/null
+++ b/tools/docker/results/grafana/dashboards/container_metrics_dashboard.json
@@ -0,0 +1,1291 @@
+{
+ "annotations": {
+ "list": [
+ {
+ "builtIn": 1,
+ "datasource": "-- Grafana --",
+ "enable": true,
+ "hide": true,
+ "iconColor": "rgba(0, 211, 255, 1)",
+ "name": "Annotations & Alerts",
+ "type": "dashboard"
+ }
+ ]
+ },
+ "editable": true,
+ "gnetId": null,
+ "graphTooltip": 0,
+ "hideControls": false,
+ "id": 3,
+ "links": [],
+ "refresh": "5s",
+ "rows": [
+ {
+ "collapse": false,
+ "height": 234,
+ "panels": [
+ {
+ "aliasColors": {},
+ "bars": false,
+ "dashLength": 10,
+ "dashes": false,
+ "datasource": "influxdb",
+ "description": "Total CPU usage of container",
+ "fill": 0,
+ "height": "",
+ "hideTimeOverride": false,
+ "id": 1,
+ "interval": "",
+ "legend": {
+ "alignAsTable": true,
+ "avg": true,
+ "current": true,
+ "hideEmpty": false,
+ "hideZero": false,
+ "max": true,
+ "min": true,
+ "rightSide": true,
+ "show": true,
+ "total": false,
+ "values": true
+ },
+ "lines": true,
+ "linewidth": 2,
+ "links": [],
+ "minSpan": null,
+ "nullPointMode": "null",
+ "percentage": false,
+ "pointradius": 5,
+ "points": false,
+ "renderer": "flot",
+ "repeat": null,
+ "seriesOverrides": [],
+ "spaceLength": 10,
+ "span": 12,
+ "stack": false,
+ "steppedLine": false,
+ "targets": [
+ {
+ "alias": "Total",
+ "dsType": "influxdb",
+ "groupBy": [],
+ "hide": false,
+ "measurement": "cpu_usage_total",
+ "orderByTime": "ASC",
+ "policy": "monitor",
+ "refId": "A",
+ "resultFormat": "time_series",
+ "select": [
+ [
+ {
+ "params": [
+ "value"
+ ],
+ "type": "field"
+ },
+ {
+ "params": [],
+ "type": "difference"
+ },
+ {
+ "params": [
+ " / 1000000000"
+ ],
+ "type": "math"
+ }
+ ]
+ ],
+ "tags": [
+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ }
+ ],
+ "thresholds": [],
+ "timeFrom": "1m",
+ "timeShift": null,
+ "title": "Total Usage",
+ "tooltip": {
+ "shared": true,
+ "sort": 0,
+ "value_type": "individual"
+ },
+ "transparent": false,
+ "type": "graph",
+ "xaxis": {
+ "buckets": null,
+ "mode": "time",
+ "name": null,
+ "show": true,
+ "values": []
+ },
+ "yaxes": [
+ {
+ "decimals": null,
+ "format": "short",
+ "label": "Cores",
+ "logBase": 1,
+ "max": null,
+ "min": null,
+ "show": true
+ },
+ {
+ "decimals": null,
+ "format": "short",
+ "label": "",
+ "logBase": 1,
+ "max": null,
+ "min": null,
+ "show": false
+ }
+ ]
+ },
+ {
+ "aliasColors": {
+ "Core 0": "#0a50a1",
+ "Core 1": "#890f02",
+ "Core 2": "#f9934e",
+ "Core 3": "#3f6833"
+ },
+ "bars": false,
+ "dashLength": 10,
+ "dashes": false,
+ "datasource": "influxdb",
+ "description": "CPU usage per core",
+ "fill": 0,
+ "height": "",
+ "hideTimeOverride": false,
+ "id": 2,
+ "interval": "",
+ "legend": {
+ "alignAsTable": true,
+ "avg": true,
+ "current": true,
+ "hideEmpty": false,
+ "hideZero": false,
+ "max": true,
+ "min": true,
+ "rightSide": true,
+ "show": true,
+ "total": false,
+ "values": true
+ },
+ "lines": true,
+ "linewidth": 2,
+ "links": [],
+ "minSpan": null,
+ "nullPointMode": "null",
+ "percentage": false,
+ "pointradius": 5,
+ "points": false,
+ "renderer": "flot",
+ "repeat": null,
+ "scopedVars": {
+ "core": {
+ "selected": false,
+ "text": "0",
+ "value": "0"
+ }
+ },
+ "seriesOverrides": [],
+ "spaceLength": 10,
+ "span": 12,
+ "stack": false,
+ "steppedLine": false,
+ "targets": [
+ {
+ "alias": "Core $tag_instance",
+ "dsType": "influxdb",
+ "groupBy": [
+ {
+ "params": [
+ "instance"
+ ],
+ "type": "tag"
+ }
+ ],
+ "measurement": "cpu_usage_per_cpu",
+ "orderByTime": "ASC",
+ "policy": "default",
+ "query": "SELECT difference(\"value\") / 1000000000 FROM \"monitor\".\"cpu_usage_per_cpu\" WHERE (\"container_name\" =~ /^$container$/) AND $timeFilter GROUP BY \"instance\"",
+ "rawQuery": false,
+ "refId": "A",
+ "resultFormat": "time_series",
+ "select": [
+ [
+ {
+ "params": [
+ "value"
+ ],
+ "type": "field"
+ },
+ {
+ "params": [],
+ "type": "difference"
+ },
+ {
+ "params": [
+ " / 1000000000"
+ ],
+ "type": "math"
+ }
+ ]
+ ],
+ "tags": [
+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ }
+ ],
+ "thresholds": [],
+ "timeFrom": "1m",
+ "timeShift": null,
+ "title": "Usage per Core",
+ "tooltip": {
+ "shared": false,
+ "sort": 1,
+ "value_type": "individual"
+ },
+ "transparent": false,
+ "type": "graph",
+ "xaxis": {
+ "buckets": null,
+ "mode": "time",
+ "name": null,
+ "show": true,
+ "values": []
+ },
+ "yaxes": [
+ {
+ "decimals": null,
+ "format": "short",
+ "label": "Cores",
+ "logBase": 1,
+ "max": null,
+ "min": null,
+ "show": true
+ },
+ {
+ "decimals": null,
+ "format": "short",
+ "label": "",
+ "logBase": 1,
+ "max": null,
+ "min": null,
+ "show": false
+ }
+ ]
+ },
+ {
+ "aliasColors": {
+ "Kernel": "#890f02",
+ "User": "#0a50a1"
+ },
+ "bars": false,
+ "dashLength": 10,
+ "dashes": false,
+ "datasource": "influxdb",
+ "description": "CPU usage per User/Kernel",
+ "fill": 0,
+ "height": "",
+ "hideTimeOverride": false,
+ "id": 3,
+ "interval": "",
+ "legend": {
+ "alignAsTable": true,
+ "avg": true,
+ "current": true,
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+ "max": true,
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+ "values": true
+ },
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+ "stack": false,
+ "steppedLine": false,
+ "targets": [
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+ "measurement": "cpu_usage_user",
+ "orderByTime": "ASC",
+ "policy": "monitor",
+ "refId": "A",
+ "resultFormat": "time_series",
+ "select": [
+ [
+ {
+ "params": [
+ "value"
+ ],
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+ },
+ {
+ "params": [],
+ "type": "difference"
+ },
+ {
+ "params": [
+ " / 1000000000"
+ ],
+ "type": "math"
+ }
+ ]
+ ],
+ "tags": [
+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ },
+ {
+ "alias": "Kernel",
+ "dsType": "influxdb",
+ "groupBy": [],
+ "measurement": "cpu_usage_system",
+ "orderByTime": "ASC",
+ "policy": "default",
+ "refId": "B",
+ "resultFormat": "time_series",
+ "select": [
+ [
+ {
+ "params": [
+ "value"
+ ],
+ "type": "field"
+ },
+ {
+ "params": [],
+ "type": "difference"
+ },
+ {
+ "params": [
+ " / 1000000000"
+ ],
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+ }
+ ]
+ ],
+ "tags": [
+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ }
+ ],
+ "thresholds": [],
+ "timeFrom": "1m",
+ "timeShift": null,
+ "title": "Usage Breakdown",
+ "tooltip": {
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+ "sort": 0,
+ "value_type": "individual"
+ },
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+ },
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+ "format": "short",
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+ }
+ ]
+ }
+ ],
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+ "repeatRowId": null,
+ "showTitle": true,
+ "title": "CPU",
+ "titleSize": "h3"
+ },
+ {
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+ "height": 250,
+ "panels": [
+ {
+ "aliasColors": {
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+ "Total": "#0a50a1"
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+ "description": "Memory Usage",
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+ "values": true
+ },
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+ "stack": false,
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+ "orderByTime": "ASC",
+ "policy": "default",
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+ "select": [
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+ {
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+ ],
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+ },
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+ ],
+ "type": "math"
+ }
+ ]
+ ],
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+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ },
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+ "alias": "Hot",
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+ ],
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+ ],
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+ }
+ ]
+ ],
+ "tags": [
+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ }
+ ],
+ "thresholds": [],
+ "timeFrom": "1m",
+ "timeShift": null,
+ "title": "Memory",
+ "tooltip": {
+ "shared": true,
+ "sort": 0,
+ "value_type": "individual"
+ },
+ "type": "graph",
+ "xaxis": {
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+ "mode": "time",
+ "name": null,
+ "show": true,
+ "values": []
+ },
+ "yaxes": [
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+ "format": "decmbytes",
+ "label": "Megabytes",
+ "logBase": 1,
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+ "min": null,
+ "show": true
+ },
+ {
+ "format": "short",
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+ }
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+ }
+ ],
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+ "showTitle": true,
+ "title": "Memory",
+ "titleSize": "h3"
+ },
+ {
+ "collapse": false,
+ "height": 250,
+ "panels": [
+ {
+ "aliasColors": {
+ "rx_bytes": "#890f02",
+ "tx_bytes": "#0a50a1"
+ },
+ "bars": false,
+ "dashLength": 10,
+ "dashes": false,
+ "datasource": null,
+ "description": "Rx/Tx",
+ "fill": 0,
+ "height": "",
+ "id": 5,
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+ "avg": true,
+ "current": true,
+ "max": true,
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+ "rightSide": true,
+ "show": true,
+ "total": false,
+ "values": true
+ },
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+ "linewidth": 2,
+ "links": [],
+ "nullPointMode": "null",
+ "percentage": false,
+ "pointradius": 5,
+ "points": false,
+ "renderer": "flot",
+ "seriesOverrides": [],
+ "spaceLength": 10,
+ "span": 12,
+ "stack": false,
+ "steppedLine": false,
+ "targets": [
+ {
+ "alias": "rx_bytes",
+ "dsType": "influxdb",
+ "groupBy": [],
+ "measurement": "rx_bytes",
+ "orderByTime": "ASC",
+ "policy": "default",
+ "refId": "A",
+ "resultFormat": "time_series",
+ "select": [
+ [
+ {
+ "params": [
+ "value"
+ ],
+ "type": "field"
+ },
+ {
+ "params": [],
+ "type": "difference"
+ },
+ {
+ "params": [
+ " / 1024"
+ ],
+ "type": "math"
+ }
+ ]
+ ],
+ "tags": [
+ {
+ "key": "container_name",
+ "operator": "=~",
+ "value": "/^$container$/"
+ }
+ ]
+ },
+ {
+ "alias": "tx_bytes",
+ "dsType": "influxdb",
+ "groupBy": [],
+ "measurement": "tx_bytes",
+ "orderByTime": "ASC",
+ "policy": "default",
+ "refId": "B",
+ "resultFormat": "time_series",
+ "select": [
+ [
+ {
+ "params": [
+ "value"
+ ],
+ "type": "field"
+ },
+ {
+ "params": [],
+ "type": "difference"
+ },
+ {
+ "params": [
+ " / 1024"
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+} \ No newline at end of file