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 35 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 141 21 55 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 23 59 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 3 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 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,311 277 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
6 6 0 1.4 dash -
23 19 4 3.1 bash -
105 52 59 3.4 zsh -
16 16 0 29.1 bumpleak/osh mut
19 19 0 28.4 _bin/cxx-opt+bumproot/osh mut
23 18 4 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 17 13 25.4 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.1 _bin/cxx-opt+nopool/osh mut+alloc
47 39 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 25.0 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 16 16 17.3 osh-native-souffle mut+alloc+free+gc
33 29 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 22 0 1.6 dash -
77 73 4 3.1 bash -
375 196 201 3.5 zsh -
50 49 0 84.0 bumpleak/osh mut
59 47 12 86.0 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.5 osh-native mut+alloc
106 89 16 75.4 osh-native mut+alloc+free
141 125 16 49.7 osh-native mut+alloc+free+gc
146 114 31 50.4 osh-native mut+alloc+free+gc+exit
137 104 32 97.6 _bin/cxx-opt+nopool/osh mut+alloc
201 153 48 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 53 33 73.1 osh-native-souffle mut+alloc
97 72 24 75.0 osh-native-souffle mut+alloc+free
137 120 16 51.0 osh-native-souffle mut+alloc+free+gc
139 110 29 51.8 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 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 11.4 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 9.7 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 4 4 8.4 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.6 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 8.1 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 25 4 3.0 bash -
23 20 4 3.3 zsh -
18 11 7 31.9 bumpleak/osh mut
25 25 0 32.8 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 26 11 26.6 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
27 20 8 8.0 osh-native mut+alloc+free+gc+exit
54 11 42 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 26.1 osh-native-souffle mut+alloc
31 17 13 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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
73 69 4 3.0 bash -
168 68 100 56.0 bumpleak/osh mut
184 132 52 56.2 _bin/cxx-opt+bumproot/osh mut
199 131 68 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 138 71 47.3 osh-native mut+alloc
218 139 79 49.1 osh-native mut+alloc+free
181 120 60 8.8 osh-native mut+alloc+free+gc
182 139 44 8.9 osh-native mut+alloc+free+gc+exit
232 162 69 63.6 _bin/cxx-opt+nopool/osh mut+alloc
208 144 64 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 142 61 47.0 osh-native-souffle mut+alloc
209 153 56 48.7 osh-native-souffle mut+alloc+free
176 135 40 8.1 osh-native-souffle mut+alloc+free+gc
174 106 67 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 4 5 3.5 dash -
20 14 6 4.3 bash -
18 6 12 3.5 zsh -
19 11 8 12.8 bumpleak/osh mut
19 15 4 12.4 _bin/cxx-opt+bumproot/osh mut
22 15 7 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.1 osh-native mut+alloc
22 13 10 10.9 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
22 20 3 9.0 osh-native mut+alloc+free+gc+exit
24 16 9 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 21 4 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 15 10.6 osh-native-souffle mut+alloc
21 18 3 10.7 osh-native-souffle mut+alloc+free
21 18 3 8.8 osh-native-souffle mut+alloc+free+gc
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit