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 36 4 10 12.0 18.0 476,752 1,282 6 406,326 5 203,163 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,752 1,282 6 406,196 5 203,098 osh-native-souffle
parse.configure-coreutils 150 24 63 44.5 49.8 1,653,340 4,764 12 1,025,522 6 764,304 osh-native
parse.configure-coreutils 139 22 60 45.9 51.0 1,653,339 4,764 12 1,063,852 6 792,364 osh-native-souffle
parse.abuild 9 1 1 2.6 8.8 101,943 180 2 75,026 1 37,513 osh-native
parse.abuild 9 1 2 2.4 8.0 101,943 180 3 87,088 1 43,544 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.0 579,607 22,608 12 50,000 0 2,917 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,607 22,608 12 50,000 0 2,856 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.7 995,289 15,258 21 50,000 0 3,899 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.3 995,288 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,319 277 3 85,244 1 42,622 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,319 277 3 85,120 1 42,560 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 -
23 23 0 3.1 bash -
104 61 50 3.4 zsh -
16 12 4 30.0 bumpleak/osh mut
20 15 4 28.3 _bin/cxx-opt+bumproot/osh mut
23 23 0 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.0 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
43 34 9 33.3 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
29 25 4 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.7 osh-native-souffle mut+alloc+free+gc
33 26 7 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 21 0 1.6 dash -
77 77 0 3.3 bash -
374 221 174 3.4 zsh -
48 40 8 83.9 bumpleak/osh mut
60 60 0 85.5 _bin/cxx-opt+bumproot/osh mut
70 70 0 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.6 osh-native mut+alloc
104 72 32 75.2 osh-native mut+alloc+free
150 118 31 49.8 osh-native mut+alloc+free+gc
152 140 12 50.5 osh-native mut+alloc+free+gc+exit
138 109 28 99.6 _bin/cxx-opt+nopool/osh mut+alloc
204 176 28 67.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 66 21 73.1 osh-native-souffle mut+alloc
96 72 24 74.8 osh-native-souffle mut+alloc+free
139 111 28 51.0 osh-native-souffle mut+alloc+free+gc
140 112 28 49.9 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 2 0 1.3 dash -
6 6 0 2.9 bash -
8 4 4 3.1 zsh -
6 6 0 10.9 bumpleak/osh mut
7 3 3 11.2 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 9 0 8.8 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 3 6 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 1.3 dash -
28 24 4 3.0 bash -
24 8 16 3.3 zsh -
18 18 0 32.6 bumpleak/osh mut
25 17 8 33.3 _bin/cxx-opt+bumproot/osh mut
28 12 16 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 31 4 26.1 osh-native mut+alloc
37 24 12 26.6 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
30 17 13 26.1 osh-native-souffle mut+alloc+free
22 17 4 7.6 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
73 69 4 3.0 bash -
167 92 76 54.4 bumpleak/osh mut
183 93 89 55.8 _bin/cxx-opt+bumproot/osh mut
198 133 65 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 164 48 47.3 osh-native mut+alloc
219 151 68 49.1 osh-native mut+alloc+free
184 107 76 8.7 osh-native mut+alloc+free+gc
182 143 40 8.7 osh-native mut+alloc+free+gc+exit
234 182 51 64.0 _bin/cxx-opt+nopool/osh mut+alloc
211 135 76 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 115 91 47.0 osh-native-souffle mut+alloc
213 137 76 48.7 osh-native-souffle mut+alloc+free
176 136 40 8.3 osh-native-souffle mut+alloc+free+gc
174 101 73 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 6 4 3.5 dash -
20 14 7 4.5 bash -
18 12 7 3.5 zsh -
18 11 7 13.2 bumpleak/osh mut
19 14 6 12.3 _bin/cxx-opt+bumproot/osh mut
22 7 15 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 2 11.0 osh-native mut+alloc
22 20 3 11.1 osh-native mut+alloc+free
23 21 2 8.9 osh-native mut+alloc+free+gc
24 16 8 9.0 osh-native mut+alloc+free+gc+exit
24 22 3 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.6 osh-native-souffle mut+alloc
22 11 11 10.7 osh-native-souffle mut+alloc+free
21 21 0 8.5 osh-native-souffle mut+alloc+free+gc
22 15 8 8.4 osh-native-souffle mut+alloc+free+gc+exit