Large XML Processing with PHP 5
-------------------------------

planet-php.xml: 10MB big XML Document

Results:

With Sax  (sax.php):
-------
Memory Usage PHP:       78.59 kB
Memory Usage Total VSZ: 41404 kB
Memory Usage Total RSS: 3208 kB

real    0m13.153s
user    0m11.620s
sys     0m0.310s

With Sax firstonly
-------
Memory Usage PHP:       91.56 kB
Memory Usage Total VSZ: 41404 kB
Memory Usage Total RSS: 3192 kB

real    0m1.719s
user    0m1.200s
sys     0m0.180s

With xmlreader (xmlreader.php)
-------
Memory Usage PHP:       79.47 kB
Memory Usage Total VSZ: 41428 kB
Memory Usage Total RSS: 3256 kB


real    0m7.204s
user    0m6.300s
sys     0m0.390s

with xmlreader firstonly
-------
Memory Usage PHP:       79.54 kB
Memory Usage Total VSZ: 41408 kB
Memory Usage Total RSS: 3220 kB


real    0m1.201s
user    0m0.830s
sys     0m0.160s

with xmlreaderexpand
-------
Memory Usage PHP:       82.52 kB
Memory Usage Total VSZ: 41428 kB
Memory Usage Total RSS: 3396 kB


real    0m7.175s
user    0m6.330s
sys     0m0.270s

with xmlreaderexpand firstonly
-------
Memory Usage PHP:       82.59 kB
Memory Usage Total VSZ: 41408 kB
Memory Usage Total RSS: 3348 kB


real    0m1.191s
user    0m0.750s
sys     0m0.210s

with xmlreaderexpandsxe
-------
Memory Usage PHP:       81.11 kB
Memory Usage Total VSZ: 41428 kB
Memory Usage Total RSS: 3308 kB


real    0m7.171s
user    0m6.360s
sys     0m0.300s
chregu@chregu:/opt/

with xmlreaderexpandsxe firstonly
-------
Memory Usage PHP:       81.18 kB
Memory Usage Total VSZ: 41408 kB
Memory Usage Total RSS: 3264 kB


real    0m1.202s
user    0m0.790s
sys     0m0.160s


with dom and xpath
-------
Memory Usage PHP:       68.29 kB
Memory Usage Total VSZ: 66300 kB
Memory Usage Total RSS: 28612 kB

real    0m3.725s
user    0m2.800s
sys     0m0.550s

xslt
-------
Memory Usage PHP:       68.78 kB
Memory Usage Total VSZ: 66324 kB
Memory Usage Total RSS: 28788 kB

real    0m3.828s
user    0m2.850s
sys     0m0.450s

xmlreader and xslt
-------
Memory Usage PHP:       83.12 kB
Memory Usage Total VSZ: 41432 kB
Memory Usage Total RSS: 3544 kB

real    0m7.171s
user    0m6.390s
sys     0m0.330s

xmlreader and xslt firstonly
-------
Memory Usage PHP:       83.19 kB
Memory Usage Total VSZ: 41432 kB
Memory Usage Total RSS: 3544 kB

real    0m1.152s
user    0m0.760s
sys     0m0.210s

xmlreader-next
-------
Memory Usage PHP:       73.29 kB
Memory Usage Total VSZ: 41376 kB
Memory Usage Total RSS: 3252 kB


real    0m2.338s
user    0m1.630s
sys     0m0.360s