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- Dense matrix add
- Dense matrix multiply
NOTE that 10,000-by 10,000 matrix takes 800MB and 1 hour on single node.
Version | Operation | Cluster Size | Rows | Columns | Total Maps | Total Reduces | Time (seconds) | 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 |
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