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From Apache Wiki <wikidi...@apache.org>
Subject [Hama Wiki] Trivial Update of "PerformanceEvaluation" by udanax
Date Tue, 02 Dec 2008 04:38:02 GMT
Dear Wiki user,

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The following page has been changed by udanax:
http://wiki.apache.org/hama/PerformanceEvaluation

------------------------------------------------------------------------------
   * Dense matrix add
   * Dense matrix multiply
  
- '''NOTE''' that 10,000 by 10,000 matrix takes 800MB and 1 hour on single node.
- 
- ||<bgcolor="#ececec"> Version ||<bgcolor="#ececec"> Operation ||<bgcolor="#ececec">
Cluster Size ||<bgcolor="#ececec"> Rows ||<bgcolor="#ececec"> Columns ||<bgcolor="#ececec">
Total Maps ||<bgcolor="#ececec"> Total Reduces ||<bgcolor="#ececec"> Time (seconds)
||<bgcolor="#ececec"> Bytes Written||
- ||Trunk 712655 ||Add ||2 node ||1,000 ||1,000 ||2||2||17 seconds ||66,326,104||
- ||Trunk 712658 || Mult ||2 node ||300 ||300 ||2||2||181 seconds || 5,929,512 ||
- 
- ||<bgcolor="#ececec"> Version ||<bgcolor="#ececec"> Operation ||<bgcolor="#ececec">
Cluster Size ||<bgcolor="#ececec"> Rows ||<bgcolor="#ececec"> Columns ||<bgcolor="#ececec">
Total Maps ||<bgcolor="#ececec"> Total Reduces ||<bgcolor="#ececec"> Time (seconds)
||<bgcolor="#ececec"> Bytes Read ||<bgcolor="#ececec"> Bytes Written||
+ ||<bgcolor="#ececec"> Version ||<bgcolor="#ececec"> Operation ||<bgcolor="#ececec">
Cluster Size ||<bgcolor="#ececec"> Rows ||<bgcolor="#ececec"> Columns ||<bgcolor="#ececec">
Total Maps ||<bgcolor="#ececec"> Total Reduces ||<bgcolor="#ececec"> Time (seconds)
||<bgcolor="#ececec"> Bytes Read ||<bgcolor="#ececec"> Bytes Written||<bgcolor="#ececec">
mapred.child.java.opts ||
- ||Trunk 718158 || Mult ||2 node ||300 ||300 ||2||2||12 seconds ||1,464,484 || 2,929,092||
+ ||Trunk 718158 || Mult ||2 node ||300 ||300 ||2||2||12 seconds ||1,464,484 || 2,929,092||
-Xmx200m ||
- ||Trunk 720735 || Mult ||2 node ||1,000 ||1,000 ||2||2||20 seconds || 16,166,452 || 32,333,028
||
+ ||Trunk 720735 || Mult ||2 node ||1,000 ||1,000 ||2||2||20 seconds || 16,166,452 || 32,333,028
|| -Xmx200m ||
- ||Trunk 722320 || Add || 2 node ||3,000 ||3,000 ||4||2||298 seconds || 1,053,503,366 ||
1,575,781,107 ||
+ ||Trunk 722320 || Add || 2 node ||3,000 ||3,000 ||4||2||298 seconds || 1,053,503,366 ||
1,575,781,107 || -Xmx200m ||
- ||Trunk 722320 || Mult ||2 node ||3,000 ||3,000 ||4||2||124 seconds || 590,672,392 || 872,228,808
||
+ ||Trunk 722320 || Mult ||2 node ||3,000 ||3,000 ||4||2||124 seconds || 590,672,392 || 872,228,808
|| -Xmx200m ||
  
  {{{
  NOTE: The following numbers are obtained by using poe+ on the entire code, including minimal
I/O and matrix construction.

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