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 18.0 476,711 1,282 6 408,792 5 204,396 osh-native
parse.configure-cpython 32 3 10 12.0 17.6 476,711 1,282 6 408,662 5 204,331 osh-native-souffle
parse.configure-coreutils 142 22 56 44.6 49.8 1,653,299 4,764 12 1,030,676 6 769,422 osh-native
parse.configure-coreutils 139 25 61 46.1 51.1 1,653,298 4,764 12 1,069,028 6 798,595 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,902 180 2 75,134 1 37,567 osh-native
parse.abuild 8 1 1 2.6 8.1 101,902 180 2 75,004 1 37,502 osh-native-souffle
ex.compute-fib 27 0 1 2.4 7.7 584,167 22,608 12 50,000 0 2,844 osh-native
ex.compute-fib 23 0 2 2.4 7.5 584,167 22,608 12 50,000 0 2,782 osh-native-souffle
ex.bashcomp-parse-help 176 0 3 10.3 8.8 995,244 12,911 21 50,000 0 3,834 osh-native
ex.bashcomp-parse-help 169 0 4 10.3 8.4 995,243 12,911 21 50,000 0 3,774 osh-native-souffle
ex.abuild-print-help 21 1 2 2.8 9.0 116,311 270 3 85,370 1 42,685 osh-native
ex.abuild-print-help 20 1 2 2.8 8.5 116,311 270 3 85,246 1 42,623 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 -
23 22 1 3.0 bash -
100 56 51 3.4 zsh -
16 13 3 29.7 bumpleak/osh mut
19 15 5 28.3 _bin/cxx-opt+bumproot/osh mut
22 17 5 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 19 11 24.9 osh-native mut+alloc
32 25 6 25.7 osh-native mut+alloc+free
35 29 6 18.0 osh-native mut+alloc+free+gc
36 31 5 18.0 osh-native mut+alloc+free+gc+exit
41 30 11 32.3 _bin/cxx-opt+nopool/osh mut+alloc
46 41 5 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 21 5 24.6 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 22 10 17.6 osh-native-souffle mut+alloc+free+gc
33 25 8 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 1.4 dash -
78 77 1 3.1 bash -
368 202 187 3.5 zsh -
48 37 11 84.0 bumpleak/osh mut
62 51 11 86.4 _bin/cxx-opt+bumproot/osh mut
70 56 14 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 65 32 73.4 osh-native mut+alloc
106 70 36 75.3 osh-native mut+alloc+free
142 113 29 49.8 osh-native mut+alloc+free+gc
145 126 19 50.6 osh-native mut+alloc+free+gc+exit
135 98 36 99.0 _bin/cxx-opt+nopool/osh mut+alloc
195 161 33 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 71 16 73.0 osh-native-souffle mut+alloc
94 49 45 75.0 osh-native-souffle mut+alloc+free
139 117 22 51.1 osh-native-souffle mut+alloc+free+gc
140 120 20 51.9 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 1 1 1.4 dash -
5 4 1 3.0 bash -
7 4 3 3.3 zsh -
6 4 2 11.0 bumpleak/osh mut
6 4 2 12.3 _bin/cxx-opt+bumproot/osh mut
7 5 2 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 5 4 10.0 osh-native mut+alloc+free
9 5 4 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
11 8 3 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 10 1 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 5 3 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
8 4 5 8.1 osh-native-souffle mut+alloc+free+gc
8 7 1 8.5 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 -
28 27 1 3.0 bash -
23 16 7 3.3 zsh -
19 15 4 32.3 bumpleak/osh mut
26 23 3 32.4 _bin/cxx-opt+bumproot/osh mut
28 25 3 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 28 7 26.1 osh-native mut+alloc
37 32 5 26.6 osh-native mut+alloc+free
27 24 3 7.7 osh-native mut+alloc+free+gc
27 22 5 8.0 osh-native mut+alloc+free+gc+exit
51 37 15 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 25 6 26.2 osh-native-souffle mut+alloc+free
23 19 4 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 7.5 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
72 67 5 3.1 bash -
162 102 60 54.4 bumpleak/osh mut
176 126 50 54.6 _bin/cxx-opt+bumproot/osh mut
187 135 52 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
207 126 81 47.0 osh-native mut+alloc
213 141 72 48.6 osh-native mut+alloc+free
176 128 48 8.8 osh-native mut+alloc+free+gc
175 131 44 8.8 osh-native mut+alloc+free+gc+exit
227 153 74 62.6 _bin/cxx-opt+nopool/osh mut+alloc
203 152 51 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
198 126 71 46.6 osh-native-souffle mut+alloc
202 135 67 48.2 osh-native-souffle mut+alloc+free
169 120 49 8.4 osh-native-souffle mut+alloc+free+gc
168 116 52 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
9 4 5 3.5 dash -
19 10 9 4.5 bash -
17 6 11 3.5 zsh -
18 9 10 12.3 bumpleak/osh mut
18 9 10 11.9 _bin/cxx-opt+bumproot/osh mut
20 10 10 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 11 9 11.0 osh-native mut+alloc
21 8 13 11.1 osh-native mut+alloc+free
21 13 9 9.0 osh-native mut+alloc+free+gc
22 12 10 8.9 osh-native mut+alloc+free+gc+exit
24 11 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 13 11 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 6 13 10.5 osh-native-souffle mut+alloc
20 12 9 10.6 osh-native-souffle mut+alloc+free
20 8 13 8.5 osh-native-souffle mut+alloc+free+gc
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc+exit