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 56 20 1,321 23.5
flanders cpython-configure 29,474 29,670 34,375 1.2
flanders ocaml-4.06.0 6,390 6,238 10,829 1.7
flanders tcc-0.9.26 94 78 500 5.3
flanders yash-2.46 3,271 3,148 7,218 2.2
lisa abuild-help 19 7 623 32.4
lisa cpython-configure 12,119 11,904 14,258 1.2
lisa ocaml-4.06.0 3,182 3,168 5,441 1.7
lisa tcc-0.9.26 36 32 200 5.6
lisa yash-2.46 1,328 1,291 3,034 2.3

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 17.7 30.7 19.4 32.0
flanders cpython-configure 52.2 65.0 NA NA
flanders ocaml-4.06.0 16.5 29.2 16.9 29.4
flanders tcc-0.9.26 11.1 23.8 11.5 24.2
flanders yash-2.46 13.8 26.5 14.4 26.8
lisa abuild-help 17.8 30.7 19.4 32.0
lisa cpython-configure 52.0 65.3 NA NA
lisa ocaml-4.06.0 16.4 29.2 16.9 29.4
lisa tcc-0.9.26 10.9 23.7 11.5 24.1
lisa yash-2.46 13.7 26.5 14.3 26.8

Shell and Host Details

shell label shell id
bash bash-d685a43c
dash dash-2887d9e6
osh osh-7b725d03
host label host id
flanders flanders-b43270f9
lisa lisa-b43270f9