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--- benchmarking [2014/09/20 06:49] – created admin
+++ benchmarking [2022/10/29 16:15] (current) – external edit 127.0.0.1
@@ Line 2: / Line 2: @@
 ===== Benchmark website =====
 ==== Benchmark with ab tool ====
+ab tool will be installed when we install webserver apache
 === Syntax and basic options ===
   * Syntax:<code bash>
@@ Line 9: / Line 10: @@
     * -n requests     Number of requests to perform
     * -c concurrency  Number of multiple requests to make
 === examples ===
-  * run benchmark website shop.babies.vn with 250 requests and 15 concurrency multiple requests:<code bash>
+  * run benchmark website shop.babies.vn with 100 requests and 4 concurrency multiple requests:<code bash>
-ab -n 250 -c 15 http://shop.babies.vn/
+ab -n 100 -c 4 http://shop.babies.vn/
 </code>output:<code>
-Benchmarking shop.babies.vn (be patient)
+This is ApacheBench, Version 2.3 <$Revision: 655654 $>
-Completed 100 requests
+Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
-Completed 200 requests
+Licensed to The Apache Software Foundation, http://www.apache.org/
-Finished 250 requests
+Benchmarking shop.babies.vn (be patient).....done
@@ Line 24: / Line 27: @@
 Document Path:          /
-Document Length:        84625 bytes
+Document Length:        81923 bytes
-Concurrency Level:      15
+Concurrency Level:      4
-Time taken for tests:   161.918 seconds
+Time taken for tests:   61.233 seconds
-Complete requests:      250
+Complete requests:      100
-Failed requests:        249
+Failed requests:        99
-   (Connect: 0, Receive: 0, Length: 249, Exceptions: 0)
+   (Connect: 0, Receive: 0, Length: 99, Exceptions: 0)
 Write errors:           0
-Non-2xx responses:      129
+Non-2xx responses:      5
-Total transferred:      2905559 bytes
+Total transferred:      7973422 bytes
-HTML transferred:       2842359 bytes
+HTML transferred:       7921109 bytes
-Requests per second:    1.54 [#/sec] (mean)
+Requests per second:    1.63 [#/sec] (mean)
-Time per request:       9715.107 [ms] (mean)
+Time per request:       2449.332 [ms] (mean)
-Time per request:       647.674 [ms] (mean, across all concurrent requests)
+Time per request:       612.333 [ms] (mean, across all concurrent requests)
-Transfer rate:          17.52 [Kbytes/sec] received
+Transfer rate:          127.16 [Kbytes/sec] received
 Connection Times (ms)
               min  mean[+/-sd] median   max
-Connect:        0    1   3.2      0      15
+Connect:        0    0   1.3      0      11
-Processing:   570 9706 8023.6   9803   26823
+Processing:   266 2430 429.9   2397    3861
-Waiting:        0 4048 6813.2    816   26179
+Waiting:      265 2313 428.4   2273    3860
-Total:        570 9707 8023.3   9803   26823
+Total:        266 2430 429.8   2397    3861
 Percentage of the requests served within a certain time (ms)
-%   9803
+%   2397
-%  14587
+%   2485
-%  16724
+%   2639
-%  18510
+%   2664
-%  20675
+%   2925
-%  22680
+%   3002
-%  24940
+%   3834
-%  25740
+%   3861
-%  26823 (longest request)
+%   3861 (longest request)
 </code>
 ===== Benchmark with sysbench(CPU, File IO, MySQL) =====
@@ Line 115: / Line 118: @@
 sysbench --test=fileio --file-total-size=5G --file-test-mode=rndrw --init-rng=on --max-time=300 --max-requests=0 run
 </code>output:<code>
-sysbench 0.4.12.5:  multi-threaded system evaluation benchmark
-files, 40960Kb each, 5120Mb total
-Creating files for the test...
-[root@mail ~]# sysbench --test=fileio --file-total-size=5G --file-test-mode=rndrw --init-rng=on --max-time=300 --max-requests=0 run
 sysbench 0.4.12.5:  multi-threaded system evaluation benchmark
@@ Line 143: / Line 141: @@
 Done.
-Operations performed:  243263 Read, 162175 Write, 518912 Other = 924350 Total
+Operations performed:  701100 Read, 467400 Write, 1495579 Other = 2664079 Total
-Read 3.7119Gb  Written 2.4746Gb  Total transferred 6.1865Gb  (21.116Mb/sec)
+Read 10.698Gb  Written 7.132Gb  Total transferred 17.83Gb  (60.859Mb/sec)
-.45 Requests/sec executed
+.99 Requests/sec executed
 Test execution summary:
-    total time:                          300.0014s
+    total time:                          300.0011s
-    total number of events:              405438
+    total number of events:              1168500
-    total time taken by event execution: 175.2639
+    total time taken by event execution: 134.9176
     per-request statistics:
-         min:                                  0.01ms
+         min:                                  0.00ms
-         avg:                                  0.43ms
+         avg:                                  0.12ms
-         max:                                 22.63ms
+         max:                                 14.60ms
-         approx.  95 percentile:               1.02ms
+         approx.  95 percentile:               0.28ms
 Threads fairness:
-    events (avg/stddev):           405438.0000/0.00
+    events (avg/stddev):           1168500.0000/0.00
-    execution time (avg/stddev):   175.2639/0.00
+    execution time (avg/stddev):   134.9176/0.00
 </code>The important number is the Mb/sec value:<code>
-Read 3.7119Gb  Written 2.4746Gb  Total transferred 6.1865Gb  (21.116Mb/sec)
+Read 10.698Gb  Written 7.132Gb  Total transferred 17.83Gb  (60.859Mb/sec)
 </code>
   - Step3: Cleanup<code bash>
@@ Line 176: / Line 174: @@
 sysbench --test=oltp --mysql-db=test --mysql-user=root --mysql-password=yourrootsqlpassword cleanup
 </code>
+===== Benchmark with graphing software =====
+==== Better Cacti Templates ====
+Download: wget https://mysql-cacti-templates.googlecode.com/files/better-cacti-templates-1.1.8.tar.gz
+===== Benchmark network speed =====
+==== using speedtest ====
+  - Step1: install speedtest on linux:<code bash>
+pip install speedtest-cli
+</code>
+  - Step2: Run test<code bash>
+speedtest
+</code>
+==== network monitor with iptraf ====
+refer: http://www.tecmint.com/real-time-interactive-ip-lan-monitoring-with-iptraf-tool/
+  * Install <code bash>
+yum install iptraf
+</code>
+  * Run normal<code bash>
+iptraf
+</code>
+  * Monitor Traffic on eth0:<code bash>
+iptraf -s eth0
+</code>
+===== Benchmark File System Read Write Performance =====
+refer: http://www.slashroot.in/linux-file-system-read-write-performance-test
+==== Using dd command ====
+  * Benchmarck the speed with which **data was cached to RAM memory, not to the disk**<code bash>
+dd if=/dev/zero of=speetest bs=1M count=100
+</code>output:<code>
++0 records in
++0 records out
+104857600 bytes (105 MB) copied, 0.102163 s, 1.0 GB/s
+</code>
+  * Ask dd command to report the speed only **after the data is synced with the disk**<code bash>
+dd if=/dev/zero of=speetest bs=1M count=100 conv=fdatasync
+</code>output:<code>
++0 records in
++0 records out
+104857600 bytes (105 MB) copied, 1.12073 s, 93.6 MB/s
+</code>
+==== Using hdparm ====
+<code bash>
+hdparm -tT /dev/sdb1
+</code>output:<code>
+/dev/sdb1:
+ Timing cached reads:   12982 MB in  2.00 seconds = 6500.84 MB/sec
+ Timing buffered disk reads: 346 MB in  3.01 seconds = 115.04 MB/sec
+</code>