> Pretty bad numbers actually, aren't you limited by the network
> bandwidth between ab and the server?
I think it isn't a bandwidth problem. Look ...
wget https://domain.tld/test.zip
--2022-03-24 12:04:26-- https://domain.tld/test.zip
Resolving domain.tld (domain.tld)... 82.x.x.x
Connecting to domain.tld (domain.tld)|82.x.x.x|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 688466403 (657M) [application/zip]
Saving to: ‘test.zip’
test.zip
100%[===========================================================================================>]
656.57M 11.2MB/s in 59s
2022-03-24 12:05:25 (11.2 MB/s) - ‘test.zip’ saved [688466403/688466403]
> What are the numbers from ab when it's running on the server (i.e. ab
> ... https://localhost/index.html)?
Not good (this test is made from the same server where are hosted
www.domain.tld) ...
ab -l -H 'Accept-Encoding: gzip,deflate' -k -n 10000 -c 1000
https://www.domain.tld/index.html
This is ApacheBench, Version 2.3 <$Revision: 1843412 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/
Benchmarking www.domain.tld (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests
Server Software: Apache
Server Hostname: www.domain.tld
Server Port: 443
SSL/TLS Protocol: TLSv1.2,ECDHE-RSA-AES128-GCM-SHA256,2048,128
Server Temp Key: X25519 253 bits
TLS Server Name: www.domain.tld
Document Path: /index.html
Document Length: Variable
Concurrency Level: 1000
Time taken for tests: 262.963 seconds
Complete requests: 10000
Failed requests: 0
Non-2xx responses: 9582
Keep-Alive requests: 9582
Total transferred: 57837957 bytes
HTML transferred: 49816818 bytes
Requests per second: 38.03 [#/sec] (mean)
Time per request: 26296.304 [ms] (mean)
Time per request: 26.296 [ms] (mean, across all concurrent requests)
Transfer rate: 214.79 [Kbytes/sec] received
Connection Times (ms)
min mean[+/-sd] median max
Connect: 0 292 1179.6 0 8078
Processing: 0 24796 6927.5 27341 54249
Waiting: 0 25726 5596.4 27377 54249
Total: 0 25088 6821.9 27372 54249
Percentage of the requests served within a certain time (ms)
50% 27372
66% 27532
75% 27641
80% 27767
90% 28015
95% 28133
98% 31766
99% 40137
100% 54249 (longest request
> The CPU usage looks high (20%) too for the requested load, but that's
> probably on mod_deflate (and TLS handshakes), how does "-H
> 'Accept-Encoding: gzip,deflate'" change things?
I tried without the -H option and I got similar results
ab -l -k -n 10000 -c 1000 https://www.domain.tld/index.php
This is ApacheBench, Version 2.3 <$Revision: 1843412 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/
Benchmarking www.domain.tld (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
Server Hostname: www.domain.tld
Server Port: 443
SSL/TLS Protocol: TLSv1.2,ECDHE-RSA-AES128-GCM-SHA256,2048,128
Server Temp Key: X25519 253 bits
TLS Server Name: www.domain.tld
Document Path: /index.php
Document Length: Variable
Concurrency Level: 1000
Time taken for tests: 325.617 seconds
Complete requests: 10000
Failed requests: 0
Keep-Alive requests: 0
Total transferred: 1571880000 bytes
HTML transferred: 1564400000 bytes
Requests per second: 30.71 [#/sec] (mean)
Time per request: 32561.691 [ms] (mean)
Time per request: 32.562 [ms] (mean, across all concurrent requests)
Transfer rate: 4714.25 [Kbytes/sec] received
Connection Times (ms)
min mean[+/-sd] median max
Connect: 1 177 610.2 2 3500
Processing: 334 30715 5844.0 32449 48394
Waiting: 218 30593 5846.3 32327 48264
Total: 336 30892 5586.1 32456 48396
Percentage of the requests served within a certain time (ms)
50% 32456
66% 32616
75% 32700
80% 32733
90% 32833
95% 32934
98% 33002
99% 33033
100% 48396 (longest request)
> Sorry, more questions than answers, but results on my (poor) laptop look like:
Oh, no! Thank's for all your answers, questions and time!
> Or with a shorter resource (1KB) and 10x more requests to amortize the ramp up:
--
Marc Serra
--
<https://www.manxa.com>
Manxa 1876, S.L.
Ctra. Les
Tries, 85.17800 Olot (Girona)
*Tel. 972 27 45 30 www.manxa.com
<https://www.manxa.com>*
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Industrial <https://www.manxaindustrial.com>*
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<https://www.manxabricolatge.com> *Manxa Ferreteria i Parament de la Llar
<https://www.manxabricolatge.com>*
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