Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 38 5 11 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 36 5 12 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 166 26 78 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 155 27 76 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 7 0 1.6 dash -
24 19 4 3.0 bash -
105 71 40 3.4 zsh -
16 16 0 29.7 bumpleak/osh mut
20 16 4 30.0 _bin/cxx-opt+bumproot/osh mut
23 8 15 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.3 osh-native mut+alloc
31 28 4 25.7 osh-native mut+alloc+free
38 29 8 18.0 osh-native mut+alloc+free+gc
38 38 0 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 32.1 _bin/cxx-opt+nopool/osh mut+alloc
55 55 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 25 4 25.3 osh-native-souffle mut+alloc+free
36 32 4 17.6 osh-native-souffle mut+alloc+free+gc
36 32 4 17.7 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
22 21 0 1.6 dash -
78 78 0 3.3 bash -
380 221 180 3.5 zsh -
50 42 8 84.3 bumpleak/osh mut
60 52 8 85.7 _bin/cxx-opt+bumproot/osh mut
71 63 8 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 53 45 73.5 osh-native mut+alloc
105 73 32 75.4 osh-native mut+alloc+free
166 133 32 49.7 osh-native mut+alloc+free+gc
170 146 24 50.3 osh-native mut+alloc+free+gc+exit
138 91 47 98.2 _bin/cxx-opt+nopool/osh mut+alloc
234 186 48 66.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 53 36 73.1 osh-native-souffle mut+alloc
96 56 40 74.8 osh-native-souffle mut+alloc+free
155 135 20 50.9 osh-native-souffle mut+alloc+free+gc
166 142 24 51.7 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 2 0 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.1 zsh -
6 3 3 10.3 bumpleak/osh mut
7 3 3 12.4 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 1.6 dash -
29 29 0 3.0 bash -
24 8 16 3.3 zsh -
19 19 0 32.3 bumpleak/osh mut
26 21 4 32.3 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.5 osh-native mut+alloc
38 38 0 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 13 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 25.8 osh-native-souffle mut+alloc
31 24 8 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
74 74 0 3.1 bash -
170 123 47 55.3 bumpleak/osh mut
183 122 61 55.1 _bin/cxx-opt+bumproot/osh mut
197 146 51 55.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 145 68 47.3 osh-native mut+alloc
220 148 72 49.1 osh-native mut+alloc+free
183 151 33 8.8 osh-native mut+alloc+free+gc
185 141 44 8.8 osh-native mut+alloc+free+gc+exit
236 148 88 64.2 _bin/cxx-opt+nopool/osh mut+alloc
215 159 56 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 127 79 46.7 osh-native-souffle mut+alloc
212 124 88 48.6 osh-native-souffle mut+alloc+free
175 114 61 8.1 osh-native-souffle mut+alloc+free+gc
176 140 36 8.3 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 7 3 3.5 dash -
20 16 5 4.3 bash -
18 11 8 3.4 zsh -
19 15 4 11.9 bumpleak/osh mut
22 21 1 13.5 _bin/cxx-opt+bumproot/osh mut
21 11 10 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 13 10 11.0 osh-native mut+alloc
23 19 4 11.3 osh-native mut+alloc+free
22 16 7 9.2 osh-native mut+alloc+free+gc
24 15 9 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 17 4 10.6 osh-native-souffle mut+alloc
21 16 6 10.6 osh-native-souffle mut+alloc+free
21 21 1 8.4 osh-native-souffle mut+alloc+free+gc
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc+exit