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Results

computer akka test:compile[↓]
martynas-tina [↓] 320 s
martynas-fortuna [↓] 120 s
martynas-fortuna-5950x [↓] 81 s
martynas-donata [↓] 185 s
robertas 237 s
viktoras [↓] 280 s
vilius 177 s
will [↓] 161 s
josh [↓] 169 s
jim [↓] 199 s
johannes [↓] 194 s

Tests

git clone git@github.com:akka/akka.git

git co 73406184ed20a2224a7c64cd8788e6c7578606d9

/usr/lib/jvm/java-8-openjdk/jre/bin/java -Xmx2g -Xms2g -Xss2m -XX:ReservedCodeCacheSize=256m -XX:+TieredCompilation -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:+UseCompressedOops -XX:MetaspaceSize=512M -Dakka.scaladoc.diagrams=false -jar /usr/share/java/sbt/sbt-launch.jar

publishLocal

test:compile

clean

test:compile
            

Hardware

Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz, 4 threads, 8GB RAM

> hdparm -t /dev/sda2
Timing buffered disk reads: 1296 MB in  3.00 seconds = 431.95 MB/sec

> hdparm -T /dev/sda2
Timing cached reads:   20082 MB in  2.00 seconds = 10049.79 MB/sec
            
Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz, 8 threads, 32GB RAM

> hdparm -t /dev/sdc2
Timing buffered disk reads: 3290 MB in  3.00 seconds = 1096.07 MB/sec

> hdparm -T /dev/sdc2
Timing cached reads:   34896 MB in  2.00 seconds = 17468.18 MB/sec
            
AMD Ryzen 9 5950X 16-Core Processor

> hdparm -t /dev/nvme1n1 
Timing buffered disk reads:  14 MB in  0.01 seconds = 2278.28 MB/sec

> hdparm -T /dev/nvme1n1 
Timing cached reads:   51992 MB in  2.00 seconds = 26059.31 MB/sec
            
Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz, 4 threads, 16GB RAM

> hdparm -t /dev/mapper/cryptroot
Timing buffered disk reads: 2592 MB in  3.00 seconds = 863.67 MB/sec

> hdparm -T /dev/mapper/cryptroot
Timing cached reads:   20830 MB in  2.00 seconds = 10424.41 MB/sec
            
Laptop with Intel(R) Core(TM) i7-3610QM CPU @ 2.30GHz, 8 threads

hdparm -t /dev/sda1
Timing buffered disk reads: 916 MB in  3.00 seconds = 304.88 MB/sec
            
i7-5820k @ 3.30 GHz, 12 threads, 4 GB RAM PC4-17000, Samsung 840 EVO, Ubuntu 14.04, oracle-jdk 1.8.0_25-b17:

hdparm -t /dev/sda1:
Timing buffered disk reads: 1538 MB in 3.00 seconds = 512.29 MB/sec

hdparm -T /dev/sda1:
Timing cached reads: 25368 MB in 1.99 seconds = 12737.80 MB/sec

http://openbenchmarking.org/result/1412153-LI-4GBCOMPIL31
            
4th Gen Intel® Core i7-4770HQ – 2.2GHz Quad-Core, 8 threads, 16 GB

https://system76.com/laptops/galago
            
uname --all
Linux nomad-slim 4.6.2-1-ARCH #1 SMP PREEMPT Wed Jun 8 08:40:59 CEST 2016 x86_64 GNU/Linux

Dell XPS 13 - 2016
6th Gen Intel(R) Core(TM) i7-6560U CPU @ 2.20GHz
Dual core, 4 threads
16GB RAM

http://www.dell.com/us/p/xps-13-9350-laptop/pd

hdparm -T /dev/nvme0n1p4
 Timing cached reads:   18094 MB in  2.00 seconds = 9056.55 MB/sec
            
linux-onlineshop.de Tuxedo Book BX1501
            
Intel(R) Core(TM) i7-3840QM CPU @ 2.80GHz

hdparm -t /dev/sda

/dev/sda:
 Timing buffered disk reads: 878 MB in  3.00 seconds = 292.42 MB/sec

hdparm -T /dev/sda

/dev/sda:
 Timing cached reads:   25424 MB in  2.00 seconds = 12725.11 MB/sec