Perfomance benchmark of DocPad site generation

Readme.md

Measurement described

1. docpad run
2. Selected 'Twitter Bootstrap with Coffeekup' skeleton
3. Remove docpad-plugin-cleanurl
4. docpad --env static generate
5. Recored the time line
6. Add 100 files to the src/documents/posts directory
7. Goto #4

There was a script written for benchmark docpad-test.sh Result file has columns:

• Number of posts
• Generattion time in seconds
• Free memory

System

• Linux 3.12.4-1-ARCH x86_64
• 8 GB RAM
• i7 CPU

Running under

• docpad --version 6.57.2

Results

Generation time vs Number of posts

docpad-test.sh

#!/bin/sh

DOCPAD_ROOT='./docpad-bench'
DOCPAD_PAGES_ROOT="${DOCPAD_ROOT}/src/documents/posts"

# Remove all the test files
rm -f "${DOCPAD_PAGES_ROOT}/*-auto-generated-post.html.md"

# Loop throught the batches
for i in {0..100}
do
  FILES_COUNT=`expr $i \* 100 + 3`

  # rm -rf "${DOCPAD_ROOT}/out"
  # rm -rf "${DOCPAD_ROOT}/*.db"

  # Measure
  cd ${DOCPAD_ROOT}
  ELAPSED_TIME=`/usr/bin/time -f %e  docpad generate --env static 2>&1 > /dev/null`
  FREE_MEMORY=`cat /proc/meminfo | grep MemFree: | awk '{print $2}'`
  cd ..

  echo "${FILES_COUNT};${ELAPSED_TIME};${FREE_MEMORY}"

  # Add batch of sample pages
  for j in {1..100}
  do
    cp "${DOCPAD_PAGES_ROOT}/sample.html.md" "${DOCPAD_PAGES_ROOT}/${i}-${j}-auto-generated-post.html.md"
  done
done

results.csv

3;3.14;1449284
103;23.66;1472096
203;54.09;1469492
303;96.50;1454892
403;154.92;1398040
503;241.91;1459592
603;352.65;1448740
703;504.18;1465648
803;695.41;1457736
903;926.15;1449592
1003;1216.40;1443748
1103;1551.60;1413172
1203;1964.38;1413096
1303;2808.34;1421000
1403;3031.70;1393764
1503;3564.99;1393316
1603;4249.39;1344260
1703;5032.20;1371160