added benchmark script

This commit is contained in:
Pedro 2015-01-26 18:22:25 +01:00
parent 7ceaf2e9c1
commit 93f2f52945
1 changed files with 122 additions and 0 deletions

122
benchmark/benchmark.py Normal file
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#!/bin/python
import urllib, urllib2
import json
class HyriseConnection(object):
def __init__(self, host, port):
super(HyriseConnection, self).__init__()
self.host = host
self.port = port
def __hyriseurl(self):
return 'http://%s:%d/query' % (self.host, self.port)
def __parseResponse(self, response):
result = json.loads(response)
if 'error' in result:
print 'An error occurred: %s' % result['error'][0]
return None
if 'performanceData' in result:
pf_data = result['performanceData']
total_time = 0
parse_time = 0
querytask_time = 0
for operator in pf_data:
time_ms = operator['endTime'] - operator['startTime']
total_time += time_ms
if operator['name'] == 'RequestParseTask':
parse_time += time_ms
if operator['name'] == 'SQLQueryTask':
querytask_time += time_ms
return {
'total_ms': total_time,
'parse_ms': parse_time,
'querytask_ms': querytask_time,
'preparation_ms': parse_time + querytask_time
}
def __sendRequest(self, params):
url = self.__hyriseurl()
params['performance'] = 'true'
data = urllib.urlencode(params)
req = urllib2.Request(url, data)
try:
rsp = urllib2.urlopen(req)
response = rsp.read();
return self.__parseResponse(response)
except TypeError, e:
print "An error occurred"
return None
except Exception, e:
return self.__parseResponse(e.read())
def __aggregatePerfArray(self, perfArray):
perf = perfArray[0]
for data in perfArray[1:]:
for key in data:
perf[key] += data[key]
for key in perf:
perf[key] /= len(perfArray)
return perf
def executeSingleSQL(self, sql):
params = {'sql': sql}
return self.__sendRequest(params)
def executeSingleJSON(self, jsonString):
params = {'query': jsonString}
return self.__sendRequest(params)
def executeSQL(self, sql, times=1):
perf = [self.executeSingleSQL(sql) for _ in range(times)]
return self.__aggregatePerfArray(perf)
def executeJSON(self, json, times=1):
perf = [self.executeSingleJSON(json) for _ in range(times)]
return self.__aggregatePerfArray(perf)
if __name__ == '__main__':
hyrise = HyriseConnection('localhost', 5000)
# Load Table
hyrise.executeSQL("CREATE TABLE IF NOT EXISTS students FROM TBL FILE 'test/students.tbl';")
print hyrise.executeSQL("SELECT name, city FROM students WHERE grade <= 2.0", 50)
print hyrise.executeJSON("""{
"operators": {
"0": {
"type": "GetTable",
"name": "students"
},
"1": {
"type": "SimpleTableScan",
"predicates": [
{"type" : "LTE_V", "in" : 0, "f" : "grade", "value" : 2, "vtype": 1}
]
},
"2": {
"type": "ProjectionScan",
"fields": [
"name",
"city"
]
}
},
"edges": [
[
"0",
"1"
],
[
"1",
"2"
]
]
}""", 50)