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 12.1 18.0 476,750 1,282 6 409,306 5 204,653 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,750 1,282 6 408,806 5 204,403 osh-native-souffle
parse.configure-coreutils 182 28 94 41.1 45.9 1,653,338 4,764 12 1,591,988 7 795,994 osh-native
parse.configure-coreutils 148 27 71 44.6 49.5 1,653,337 4,764 12 1,030,690 6 769,429 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,941 180 2 75,278 1 37,639 osh-native
parse.abuild 9 1 1 2.6 8.1 101,941 180 2 75,148 1 37,574 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.0 584,206 22,608 12 50,000 0 2,916 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,206 22,608 12 50,000 0 2,854 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,287 12,911 21 50,000 0 3,904 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.0 995,286 12,911 21 50,000 0 3,845 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,356 270 3 85,514 1 42,757 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,356 270 3 85,390 1 42,695 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 0 1.6 dash -
24 20 4 3.0 bash -
105 73 39 3.4 zsh -
16 8 8 29.5 bumpleak/osh mut
19 15 4 29.3 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.0 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
38 30 8 18.0 osh-native mut+alloc+free+gc
41 30 11 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 33.0 _bin/cxx-opt+nopool/osh mut+alloc
51 39 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.8 osh-native-souffle mut+alloc
29 25 4 25.2 osh-native-souffle mut+alloc+free
33 22 11 17.4 osh-native-souffle mut+alloc+free+gc
35 23 11 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
22 22 0 1.6 dash -
78 78 0 3.1 bash -
381 212 191 3.7 zsh -
48 37 11 84.3 bumpleak/osh mut
60 47 12 84.4 _bin/cxx-opt+bumproot/osh mut
71 51 20 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 55 43 73.4 osh-native mut+alloc
105 76 28 75.3 osh-native mut+alloc+free
182 161 20 45.9 osh-native mut+alloc+free+gc
178 162 16 46.1 osh-native mut+alloc+free+gc+exit
140 96 44 97.8 _bin/cxx-opt+nopool/osh mut+alloc
251 215 36 60.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 46 42 73.0 osh-native-souffle mut+alloc
98 51 47 74.9 osh-native-souffle mut+alloc+free
148 124 24 49.5 osh-native-souffle mut+alloc+free+gc
154 130 24 50.3 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 1.3 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 3 3 12.0 bumpleak/osh mut
8 4 4 11.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 5 5 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.1 osh-native-souffle mut+alloc+free+gc
8 8 0 8.3 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
11 10 0 1.6 dash -
29 29 0 3.0 bash -
24 20 4 3.3 zsh -
19 15 4 32.6 bumpleak/osh mut
26 26 0 32.7 _bin/cxx-opt+bumproot/osh mut
28 23 5 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.2 osh-native mut+alloc
38 19 19 26.7 osh-native mut+alloc+free
29 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 34 19 36.4 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 13 17 25.8 osh-native-souffle mut+alloc
32 28 4 26.2 osh-native-souffle mut+alloc+free
22 22 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 -
169 113 56 55.2 bumpleak/osh mut
181 124 56 55.3 _bin/cxx-opt+bumproot/osh mut
194 153 40 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 133 81 47.1 osh-native mut+alloc
216 140 76 48.8 osh-native mut+alloc+free
183 154 28 8.7 osh-native mut+alloc+free+gc
181 133 48 8.8 osh-native mut+alloc+free+gc+exit
237 160 76 64.4 _bin/cxx-opt+nopool/osh mut+alloc
221 164 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 136 68 46.5 osh-native-souffle mut+alloc
210 151 59 48.2 osh-native-souffle mut+alloc+free
177 104 72 8.0 osh-native-souffle mut+alloc+free+gc
175 115 60 8.1 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 9 1 3.5 dash -
20 12 9 4.3 bash -
18 13 5 3.3 zsh -
19 11 9 12.3 bumpleak/osh mut
20 13 7 12.0 _bin/cxx-opt+bumproot/osh mut
20 12 9 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.0 osh-native mut+alloc
23 16 7 10.9 osh-native mut+alloc+free
23 18 5 8.9 osh-native mut+alloc+free+gc
24 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 12 14 12.5 _bin/cxx-opt+nopool/osh mut+alloc
26 26 0 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.4 osh-native-souffle mut+alloc
22 18 4 10.7 osh-native-souffle mut+alloc+free
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc
22 15 7 8.5 osh-native-souffle mut+alloc+free+gc+exit