This report show how well FastXml fares against some of the well-known XML parsers.
- MacBook Pro
- CPU: 2.5GHz
- Memory = 16GB 1866MHz LPDDR3
- L1 cache = 32768B
- L2 cache = 262144B
- L3 cache = 6291456B
- Mac OS Version 10.11.5
- JDK 1.7.0_79-b15 64-Bit
all benchmark test use following vm options: -server -Xms128m
Performance = (fileLength *1000 * totalNumber)/((totalTime/10) * (1<<20)))
Parse 1565 bytes file 40000 times
| Xml Parser | Average parsing time(ms) | Performance |
|---|---|---|
| javax.xml.parsers.DocumentBuilder | 0.0289 | 51.6883 |
| VTD-XML | 0.015 | 99.6661 |
| XmlPull | 0.0122 | 122.8395 |
| FastXml(for huge files) | 0.0104 | 144.2029 |
| FastXml(for normal files) | 0.0064 | 233.2032 |
Parse 42432 bytes file 1200 times
| Xml Parser | Average parsing time(ms) | Performance |
|---|---|---|
| javax.xml.parsers.DocumentBuilder | 0.5325 | 75.9931 |
| VTD-XML | 0.3957 | 102.4464 |
| XmlPull | 0.3386 | 119.6049 |
| FastXml(for huge files) | 0.2668 | 151.7487 |
| FastXml(for normal files) | 0.1753 | 231.236 |
Parse 17880651 bytes file 5 times
| Xml Parser | Average parsing time(ms) | Performance |
|---|---|---|
| javax.xml.parsers.DocumentBuilder | 416.86 | 40.9125 |
| VTD-XML | 175.5 | 97.2196 |
| XmlPull | 150.46 | 113.3798 |
| FastXml(for huge files) | 109.54 | 155.8713 |
| FastXml(for normal files) | 74.8 | 227.9722 |
Multiplying factor = (endMemory - startMemory)/fileLength
file size: 17.4MB
| Xml Parser | Memory Use(MB) | Multiplying factor |
|---|---|---|
| javax.xml.parsers.DocumentBuilder | 144.78 | 8.74 |
| VTD-XML | 32.23 | 1.95 |
| XmlPull | 35.04 | 2.12 |
| FastXml(for huge files) | 17.89 | 1.05 |
| FastXml(for normal files) | 6.86 | 0.41 |