OSH Runtime Performance

Elapsed Time by Shell (milliseconds)

Some benchmarks call many external tools, while some exercise the shell interpreter itself. Parse time is included.

Memory usage is measured in MB (powers of 10), not MiB (powers of 2).

task arg host label bash dash osh osh to bash ratio
abuild-help flanders 56 26 1,423 25.2
abuild-help lisa 16 6 589 36.7
cpython-configure flanders 30,434 30,725 116,682 3.8
cpython-configure lisa 12,369 10,821 52,819 4.3
hello-world flanders 3 1 70 20.1
hello-world lisa 1 0 44 59.2
ocaml-4.06.0 flanders 6,290 6,267 9,217 1.5
ocaml-4.06.0 lisa 3,181 3,189 4,074 1.3
tcc-0.9.26 flanders 96 88 496 5.2
tcc-0.9.26 lisa 35 42 191 5.4
yash-2.46 flanders 3,330 3,222 6,310 1.9
yash-2.46 lisa 1,370 1,417 2,566 1.9

Memory Usage (Max Resident Set Size in MB)

task arg host label bash dash osh osh to bash ratio
abuild-help flanders 4.8 3.6 19.5 4.0
abuild-help lisa 4.9 3.5 19.4 3.9
cpython-configure flanders 24.4 24.3 43.5 1.8
cpython-configure lisa 24.3 24.3 43.5 1.8
hello-world flanders 3.0 1.7 12.6 4.2
hello-world lisa 3.1 1.6 12.7 4.0
ocaml-4.06.0 flanders 19.7 19.7 19.8 1.0
ocaml-4.06.0 lisa 19.6 19.7 19.8 1.0
tcc-0.9.26 flanders 19.3 19.1 19.2 1.0
tcc-0.9.26 lisa 19.3 19.2 19.2 1.0
yash-2.46 flanders 23.0 23.1 23.1 1.0
yash-2.46 lisa 23.1 23.1 23.2 1.0

Shell and Host Details

shell label shell id
bash bash-d685a43c
dash dash-2887d9e6
osh osh-9610f0f0
host label host id
flanders flanders-63f04b74
lisa lisa-63f04b74