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mmap_vs_read

This project is an attempt to benchmark "mmap" and "read" operation running in memory vs IO and The Machine (fabric) vs conventional systems.

NOTE: it has been wrote ran in May, 2018. The documentation was added in October, 2019, so the details are fuzzy. The project can be considered "deprecated".

Results

10 Iterations. 3 types of hardware with 2 variations (1gb and 2gb dataset).

Hardware Type mmap (avg T) read (avg T)
Laptop (1gb) 0.0489127 0.2228779
Laptop (2gb) 0.0915907 0.4449868
FTC Node (1gb) 0.0097628 0.6343705
FTC Node (2gb) 0.185885 1.2684315
Superdome (1gb) 0.0791239 0.6437892
Superdome (2gb) 0.0185885 1.2684315
Raw data

logs and hardware specs here

Laptop(1gb) mmap

0.050523 + 0.052861 + 0.046087 + 0.046248 + 0.050785 + 0.050685 + 0.046944 + 0.046527 + 0.050756 + 0.047711

Laptop(1gb) read

0.222648 + 0.230720 + 0.226624 + 0.223131 + 0.218647 + 0.222995 + 0.222622 + 0.222750 + 0.222642 + 0.216000

Laptop(2gb) mmap

0.092000 + 0.091084 + 0.095576 + 0.092000 + 0.092000 + 0.091678 + 0.088913 + 0.088656 + 0.088000 + 0.096000

Laptop(2gb) read

0.451837 + 0.449228 + 0.443800 + 0.445230 + 0.443678 + 0.440000 + 0.443482 + 0.444000 + 0.447459 + 0.441154

FTC Node (1gb) mmap

0.011789 + 0.009509 + 0.009851 + 0.009498 + 0.009765 + 0.009433 + 0.009387 + 0.009419 + 0.009559 + 0.009418

FTC Node (1gb) read

0.637951 + 0.633739 + 0.634947 + 0.633837 + 0.633912 + 0.634166 + 0.634876 + 0.634599 + 0.633107 + 0.632571

FTC Node (2gb) mmap

0.024263 + 0.016970 + 0.016817 + 0.018813 + 0.018801 + 0.019037 + 0.016693 + 0.016618 + 0.018707 + 0.019166

FTC Node (2gb) read

1.274407 + 1.269337 + 1.267647 + 1.269114 + 1.266879 + 1.266753 + 1.265751 + 1.268945 + 1.266774 + 1.268708

Superdome (1gb) mmap

0.099432 + 0.076609 + 0.074840 + 0.077939 + 0.066186 + 0.078938 + 0.079500 + 0.076505 + 0.077273 + 0.084017

Superdome (1gb) read

0.606572 + 0.601967 + 0.713890 + 0.590326 + 0.672340 + 0.609142 + 0.714261 + 0.579411 + 0.673609 + 0.676374

Superdome (2gb) mmap

0.024263 + 0.016970 + 0.016817 + 0.018813 + 0.018801 + 0.019037 + 0.016693 + 0.016618 + 0.018707 + 0.019166

Superdome (2gb) read

1.274407 + 1.269337 + 1.267647 + 1.269114 + 1.266879 + 1.266753 + 1.265751 + 1.268945 + 1.266774 + 1.268708