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.

host label task arg bash dash osh osh to bash ratio
flanders abuild-help 55 22 1,322 23.9
flanders cpython-configure 29,626 29,926 34,586 1.2
flanders ocaml-4.06.0 6,422 6,257 10,783 1.7
flanders tcc-0.9.26 101 80 474 4.7
flanders yash-2.46 3,311 3,142 7,264 2.2
lisa abuild-help 21 7 612 29.7
lisa cpython-configure 12,295 12,103 14,550 1.2
lisa ocaml-4.06.0 3,241 3,166 5,312 1.6
lisa tcc-0.9.26 36 33 199 5.5
lisa yash-2.46 1,381 1,341 2,966 2.1

Memory Used to Run

Running under osh-ovm. Memory usage is measured in MB (powers of 10), not MiB (powers of 2).

host task arg parser VmRSS MB parser VmPeak MB runtime VmRSS MB runtime VmPeak MB
flanders abuild-help 17.1 29.9 18.8 31.2
flanders cpython-configure 52.2 65.2 NA NA
flanders ocaml-4.06.0 15.6 28.4 16.2 28.8
flanders tcc-0.9.26 10.4 23.2 10.8 23.3
flanders yash-2.46 13.0 25.7 13.6 26.2
lisa abuild-help 17.2 30.1 18.7 31.2
lisa cpython-configure 52.0 65.2 NA NA
lisa ocaml-4.06.0 15.6 28.4 16.3 28.8
lisa tcc-0.9.26 10.2 23.2 10.8 23.4
lisa yash-2.46 12.9 25.7 13.6 26.2

Shell and Host Details

shell label shell id
bash bash-d685a43c
dash dash-2887d9e6
osh osh-cd847e11
host label host id
flanders flanders-b43270f9
lisa lisa-b43270f9