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 37 4 11 12.0 17.8 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 158 26 72 44.5 49.7 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 136 23 60 44.5 49.3 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 8.0 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 1 2.1 7.7 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,322 277 3 85,132 1 42,566 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 6 0 1.4 dash -
24 23 0 3.1 bash -
103 64 45 3.3 zsh -
16 12 4 29.7 bumpleak/osh mut
19 19 0 29.6 _bin/cxx-opt+bumproot/osh mut
23 11 11 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.3 osh-native mut+alloc
31 13 18 25.7 osh-native mut+alloc+free
37 33 4 17.8 osh-native mut+alloc+free+gc
37 36 0 18.0 osh-native mut+alloc+free+gc+exit
43 20 24 32.1 _bin/cxx-opt+nopool/osh mut+alloc
46 35 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 18 7 24.8 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
33 21 11 17.6 osh-native-souffle mut+alloc+free+gc
33 33 0 17.6 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
21 21 0 1.6 dash -
84 80 4 3.1 bash -
386 222 185 3.7 zsh -
47 35 12 85.4 bumpleak/osh mut
58 43 15 85.0 _bin/cxx-opt+bumproot/osh mut
70 42 27 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 52 44 73.4 osh-native mut+alloc
105 54 51 75.2 osh-native mut+alloc+free
158 134 24 49.7 osh-native mut+alloc+free+gc
157 126 31 50.5 osh-native mut+alloc+free+gc+exit
138 89 48 98.9 _bin/cxx-opt+nopool/osh mut+alloc
205 169 36 67.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 47 39 73.1 osh-native-souffle mut+alloc
96 59 36 75.1 osh-native-souffle mut+alloc+free
136 119 16 49.3 osh-native-souffle mut+alloc+free+gc
141 125 16 50.1 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 0 2 1.4 dash -
6 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 3 3 11.7 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 0 11 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.4 zsh -
18 14 4 32.6 bumpleak/osh mut
26 18 7 31.6 _bin/cxx-opt+bumproot/osh mut
36 28 8 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 29 8 26.3 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 33 21 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.0 osh-native-souffle mut+alloc
32 12 20 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.7 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 69 4 3.1 bash -
168 100 68 54.2 bumpleak/osh mut
181 124 56 55.3 _bin/cxx-opt+bumproot/osh mut
195 143 52 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 140 72 47.4 osh-native mut+alloc
220 152 68 49.1 osh-native mut+alloc+free
183 135 48 8.7 osh-native mut+alloc+free+gc
183 120 64 8.7 osh-native mut+alloc+free+gc+exit
236 136 100 64.7 _bin/cxx-opt+nopool/osh mut+alloc
226 182 43 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 131 71 47.0 osh-native-souffle mut+alloc
210 131 79 48.6 osh-native-souffle mut+alloc+free
176 139 36 8.3 osh-native-souffle mut+alloc+free+gc
174 134 40 8.4 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 8 2 3.5 dash -
21 12 10 4.3 bash -
18 5 13 3.5 zsh -
19 14 6 12.7 bumpleak/osh mut
20 18 1 12.1 _bin/cxx-opt+bumproot/osh mut
22 13 9 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 10.9 osh-native mut+alloc
23 14 10 11.3 osh-native mut+alloc+free
23 16 8 9.2 osh-native mut+alloc+free+gc
23 19 5 9.2 osh-native mut+alloc+free+gc+exit
26 11 15 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 20 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 14 10.7 osh-native-souffle mut+alloc
21 10 11 10.7 osh-native-souffle mut+alloc+free
21 10 11 8.8 osh-native-souffle mut+alloc+free+gc
22 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit