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 40 5 13 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 37 6 13 12.0 17.3 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 186 29 97 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 176 29 94 44.6 49.7 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 9 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 2 2.4 7.9 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.5 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 3 85,364 1 42,682 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 1.6 dash -
24 20 4 2.9 bash -
107 60 53 3.4 zsh -
17 17 0 29.4 bumpleak/osh mut
20 8 12 29.9 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.0 osh-native mut+alloc
33 24 8 25.6 osh-native mut+alloc+free
40 40 0 18.0 osh-native mut+alloc+free+gc
43 35 8 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.9 _bin/cxx-opt+nopool/osh mut+alloc
55 51 4 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 19 8 24.8 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
37 33 4 17.3 osh-native-souffle mut+alloc+free+gc
37 18 18 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
21 21 0 1.6 dash -
78 78 0 3.1 bash -
376 241 155 3.5 zsh -
48 40 8 85.7 bumpleak/osh mut
61 44 16 85.9 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 67 31 73.6 osh-native mut+alloc
106 69 37 75.4 osh-native mut+alloc+free
186 162 24 45.9 osh-native mut+alloc+free+gc
204 184 20 46.0 osh-native mut+alloc+free+gc+exit
141 93 48 98.6 _bin/cxx-opt+nopool/osh mut+alloc
266 245 20 60.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 61 28 73.2 osh-native-souffle mut+alloc
97 64 32 75.0 osh-native-souffle mut+alloc+free
176 147 28 49.7 osh-native-souffle mut+alloc+free+gc
168 140 28 50.2 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 4 4 3.4 zsh -
7 0 7 11.7 bumpleak/osh mut
7 3 3 12.5 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.2 osh-native mut+alloc
9 5 5 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 0 12 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
9 9 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.3 osh-native-souffle mut+alloc+free+gc
9 4 4 8.4 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 24 4 2.9 bash -
24 20 4 3.3 zsh -
18 11 7 32.7 bumpleak/osh mut
26 18 7 32.5 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 36 0 26.2 osh-native mut+alloc
38 30 8 26.5 osh-native mut+alloc+free
29 28 0 7.9 osh-native mut+alloc+free+gc
28 27 0 7.7 osh-native mut+alloc+free+gc+exit
54 38 15 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 29 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 25.8 osh-native-souffle mut+alloc
33 24 8 26.3 osh-native-souffle mut+alloc+free
22 15 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 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 65 8 3.0 bash -
170 118 51 55.5 bumpleak/osh mut
180 104 76 54.7 _bin/cxx-opt+bumproot/osh mut
195 146 49 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 135 80 47.1 osh-native mut+alloc
220 136 84 48.7 osh-native mut+alloc+free
185 157 27 8.7 osh-native mut+alloc+free+gc
183 143 40 8.7 osh-native mut+alloc+free+gc+exit
235 147 87 63.9 _bin/cxx-opt+nopool/osh mut+alloc
235 179 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
209 144 64 46.7 osh-native-souffle mut+alloc
220 148 72 48.2 osh-native-souffle mut+alloc+free
175 115 60 8.5 osh-native-souffle mut+alloc+free+gc
177 108 68 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 5 6 3.5 dash -
20 19 1 4.3 bash -
18 11 8 3.4 zsh -
18 15 4 11.2 bumpleak/osh mut
20 12 8 12.0 _bin/cxx-opt+bumproot/osh mut
21 15 6 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 7 11.0 osh-native mut+alloc
23 14 10 11.1 osh-native mut+alloc+free
22 12 11 9.0 osh-native mut+alloc+free+gc
24 13 11 9.0 osh-native mut+alloc+free+gc+exit
25 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 3 10.5 osh-native-souffle mut+alloc
22 10 12 10.6 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit