Ubuntu : Intel® Q6600® quad-core |
Compare the performance of Scala programs against some other language implementation.
For more information about the Scala implementation we measured see ↓ about Scala.
| 1/2 1/3 1/4 Scala is better | ||||
|---|---|---|---|---|
| Programs | Time | Memory Use | Source Size | Reduced N |
| reverse-complement | ± | ± | ± | |
| n-body | ± | ± | ± | |
| binary-trees | ± | ± | ± | |
| spectral-norm | ± | ± | ± | |
| mandelbrot | ± | ± | ± | |
| fasta | ± | ± | ± | |
| regex-dna | ± | ± | ± | |
| fannkuch | 2 | 8 | ± | |
| chameneos-redux | 2 | 2 | ± | |
| k-nucleotide | 2 | ± | ± | |
| pidigits | 3 | 14 | 1/3 | |
± look at the measurements
| Program & Logs | CPU secs | Memory KB | Size B | Elapsed secs | ~ CPU Load |
|---|---|---|---|---|---|
| reverse-complement | |||||
| Scala #4 | 2.39 | 400,824 | 505 | 2.33 | 1% 1% 4% 97% |
| Java 6 -server #4 | 2.97 | 473,328 | 592 | 2.99 | 36% 57% 0% 7% |
| n-body | |||||
| Scala | 24.26 | 14,412 | 1420 | 24.28 | 0% 0% 0% 100% |
| Java 6 -server #2 | 25.23 | 12,440 | 1424 | 25.21 | 0% 0% 0% 100% |
| binary-trees | |||||
| Scala #4 | 31.59 | 297,320 | 536 | 20.23 | 73% 32% 22% 28% |
| Java 6 -server #2 | 30.80 | 289,724 | 603 | 19.57 | 77% 26% 24% 30% |
| spectral-norm | |||||
| Scala #2 | 16.96 | 16,756 | 720 | 4.39 | 96% 96% 96% 97% |
| Java 6 -server #2 | 15.94 | 12,576 | 950 | 4.09 | 97% 97% 99% 97% |
| mandelbrot | |||||
| Scala | 51.02 | 44,460 | 737 | 12.92 | 99% 98% 99% 98% |
| Java 6 -server #3 | 46.36 | 48,948 | 903 | 11.72 | 99% 99% 99% 99% |
| fasta | |||||
| Scala | 9.48 | 13,188 | 1207 | 9.45 | 0% 0% 0% 100% |
| Java 6 -server #2 | 7.52 | 12,672 | 1240 | 7.51 | 98% 0% 0% 2% |
| regex-dna | |||||
| Scala #2 | 56.83 | 741,692 | 1520 | 20.19 | 72% 73% 73% 61% |
| Java 6 -server #2 | 45.39 | 563,420 | 1534 | 16.01 | 79% 67% 78% 58% |
| fannkuch | |||||
| Scala #3 | 132.79 | 106,620 | 1001 | 36.57 | 90% 92% 92% 93% |
| Java 6 -server | 66.10 | 13,768 | 1150 | 18.34 | 80% 75% 99% 99% |
| chameneos-redux | |||||
| Scala #2 | 46.93 | 23,408 | 1171 | 15.06 | 66% 70% 83% 71% |
| Java 6 -server #4 | 19.72 | 12,816 | 1377 | 7.06 | 56% 51% 77% 78% |
| k-nucleotide | |||||
| Scala #4 | 107.02 | 613,148 | 1287 | 33.49 | 76% 76% 76% 88% |
| Java 6 -server #2 | 49.08 | 761,096 | 1602 | 14.53 | 81% 80% 97% 80% |
| pidigits | |||||
| Scala #2 | 19.86 | 382,648 | 632 | 17.56 | 7% 10% 89% 6% |
| Java 6 -server #4 | 13.85 | 28,048 | 1816 | 5.36 | 57% 61% 53% 62% |
Scala code runner version 2.7.6.final -- Copyright 2002-2009, LAMP/EPFL
Online book: Programming in Scala pdf
A Scala Tutorial for Java programmers pdf
Home Page: http://scala.epfl.ch/