[PYTHON] Redis Leistungsmessung

Schreibvorgang

sh-3.2$ ab -n5000 -c100 -r "http://127.0.0.1/set"
This is ApacheBench, Version 2.3 <$Revision: 1757674 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 500 requests
Completed 1000 requests
Completed 1500 requests
Completed 2000 requests
Completed 2500 requests
Completed 3000 requests
Completed 3500 requests
Completed 4000 requests
Completed 4500 requests
Completed 5000 requests
Finished 5000 requests


Server Software:        Apache/2.4.25
Server Hostname:        127.0.0.1
Server Port:            80

Document Path:          /set
Document Length:        201 bytes

Concurrency Level:      100
Time taken for tests:   0.595 seconds
Complete requests:      5000
Failed requests:        0
Non-2xx responses:      5000
Total transferred:      1895000 bytes
HTML transferred:       1005000 bytes
Requests per second:    8403.46 [#/sec](mean)
Time per request:       11.900 [ms](mean)
Time per request:       0.119 [ms](mean, across all concurrent requests)
Transfer rate:          3110.27 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    0   0.3      0       3
Processing:     1   11   3.4     11      21
Waiting:        1   11   3.4     11      21
Total:          4   12   3.5     12      21

Percentage of the requests served within a certain time (ms)
  50%     12
  66%     13
  75%     14
  80%     15
  90%     16
  95%     17
  98%     19
  99%     20
 100%     21 (longest request)
sh-3.2$ ab -n10000 -c100 -r "http://127.0.0.1/set"
This is ApacheBench, Version 2.3 <$Revision: 1757674 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests


Server Software:        Apache/2.4.25
Server Hostname:        127.0.0.1
Server Port:            80

Document Path:          /set
Document Length:        201 bytes

Concurrency Level:      100
Time taken for tests:   1.475 seconds
Complete requests:      10000
Failed requests:        0
Non-2xx responses:      10000
Total transferred:      3790000 bytes
HTML transferred:       2010000 bytes
Requests per second:    6777.55 [#/sec](mean)
Time per request:       14.755 [ms](mean)
Time per request:       0.148 [ms](mean, across all concurrent requests)
Transfer rate:          2508.49 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    1   0.6      1      24
Processing:     1   14   5.2     15      47
Waiting:        1   14   5.2     15      47
Total:          4   15   5.4     15      48

Percentage of the requests served within a certain time (ms)
  50%     15
  66%     17
  75%     18
  80%     19
  90%     20
  95%     21
  98%     22
  99%     24
 100%     48 (longest request)

Lesevorgang

――5000 mal bei 100 gleichzeitig ... Es ist schnell! 11 ms

sh-3.2$ ab -n5000 -c100 -r "http://127.0.0.1/get"
This is ApacheBench, Version 2.3 <$Revision: 1757674 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 500 requests
Completed 1000 requests
Completed 1500 requests
Completed 2000 requests
Completed 2500 requests
Completed 3000 requests
Completed 3500 requests
Completed 4000 requests
Completed 4500 requests
Completed 5000 requests
Finished 5000 requests


Server Software:        Apache/2.4.25
Server Hostname:        127.0.0.1
Server Port:            80

Document Path:          /get
Document Length:        201 bytes

Concurrency Level:      100
Time taken for tests:   0.556 seconds
Complete requests:      5000
Failed requests:        0
Non-2xx responses:      5000
Total transferred:      1895000 bytes
HTML transferred:       1005000 bytes
Requests per second:    9000.20 [#/sec](mean)
Time per request:       11.111 [ms](mean)
Time per request:       0.111 [ms](mean, across all concurrent requests)
Transfer rate:          3331.13 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    1   0.3      1       3
Processing:     1   10   3.5     10      19
Waiting:        1   10   3.4     10      19
Total:          3   11   3.7     11      20

Percentage of the requests served within a certain time (ms)
  50%     11
  66%     13
  75%     14
  80%     14
  90%     16
  95%     17
  98%     18
  99%     19
 100%     20 (longest request)
sh-3.2$ ab -n5000 -c200 "http://127.0.0.1/get"
This is ApacheBench, Version 2.3 <$Revision: 1757674 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
apr_socket_recv: Connection reset by peer (54)

--10000 mal mit 100 gleichzeitig ... Es funktioniert mit 100 gleichzeitig.

sh-3.2$ ab -n10000 -c100 "http://127.0.0.1/get"
This is ApacheBench, Version 2.3 <$Revision: 1757674 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests


Server Software:        Apache/2.4.25
Server Hostname:        127.0.0.1
Server Port:            80

Document Path:          /get
Document Length:        201 bytes

Concurrency Level:      100
Time taken for tests:   1.339 seconds
Complete requests:      10000
Failed requests:        0
Non-2xx responses:      10000
Total transferred:      3790000 bytes
HTML transferred:       2010000 bytes
Requests per second:    7467.42 [#/sec](mean)
Time per request:       13.392 [ms](mean)
Time per request:       0.134 [ms](mean, across all concurrent requests)
Transfer rate:          2763.82 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    1   0.6      1      11
Processing:     1   12   4.3     11      22
Waiting:        1   12   4.3     11      22
Total:          3   13   4.8     12      23

Percentage of the requests served within a certain time (ms)
  50%     12
  66%     15
  75%     17
  80%     19
  90%     20
  95%     22
  98%     22
  99%     22
 100%     23 (longest request)

Referenz: Leere Verarbeitung

――Messen Sie die Geschwindigkeit, wenn nichts getan wird (die Geschwindigkeit nur für Flask). ――Es ist 13 ms.

sh-3.2$ ab -n10000 -c100 -r "http://127.0.0.1/"
This is ApacheBench, Version 2.3 <$Revision: 1757674 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests


Server Software:        Apache/2.4.25
Server Hostname:        127.0.0.1
Server Port:            80

Document Path:          /
Document Length:        1799 bytes

Concurrency Level:      100
Time taken for tests:   1.354 seconds
Complete requests:      10000
Failed requests:        0
Total transferred:      20460000 bytes
HTML transferred:       17990000 bytes
Requests per second:    7387.12 [#/sec](mean)
Time per request:       13.537 [ms](mean)
Time per request:       0.135 [ms](mean, across all concurrent requests)
Transfer rate:          14759.82 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    1   0.8      1      14
Processing:     1   12   3.8     12      30
Waiting:        1   12   3.8     12      30
Total:          3   13   4.2     14      32

Percentage of the requests served within a certain time (ms)
  50%     14
  66%     15
  75%     16
  80%     17
  90%     19
  95%     19
  98%     23
  99%     27
 100%     32 (longest request)

Fehler in der Apache-Bank ...

Testprogramm

――Dies ist das Programm, das für diesen Test verwendet wird.

app.py


import os
import sys
import redis
import random
from flask import Flask
from datetime import datetime as dt

app = Flask(__name__)

#Wenn es sich im Verbindungspfad oder in der Umgebungsvariablen befindet, hat es Priorität
REDIS_URL = os.environ.get('REDIS_URL') if os.environ.get(
    'REDIS_URL') != None else 'redis://localhost:6379'
#Angabe der Datenbank
DATABASE_INDEX = 1  #Wagen Sie 1 statt 0
#Holen Sie sich eine aus dem Verbindungspool
pool = redis.ConnectionPool.from_url(REDIS_URL, db=DATABASE_INDEX)
#Verbindung verwenden
r = redis.StrictRedis(connection_pool=pool)

@app.route('/')
def root():
    return '{"status":"OK"}'

@app.route('/get')
def get():
    n = random.randrange(len(r.keys()))
    key = r.keys()[n]
    return str(r.get(key))

@app.route('/set')
def set():
    tdatetime = dt.now()
    key = tdatetime.strftime('%Y-%m-%d %H:%M:%S')
    r.set(key, {'val': key})
    return '{"action":"set"}'

if __name__ == '__main__':
    app.run()

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