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 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 162 24 74 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 176 23 95 44.5 49.4 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 10 1 2 2.6 8.5 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 7.7 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.9 8.9 1,017,204 15,258 21 50,000 0 3,900 osh-native
ex.bashcomp-parse-help 172 0 3 10.9 8.4 1,017,203 15,258 21 50,000 0 3,851 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,318 277 3 85,124 1 42,562 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 3.1 bash -
102 62 46 3.4 zsh -
16 10 6 29.0 bumpleak/osh mut
19 17 3 30.0 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 12 25.2 osh-native mut+alloc
32 22 10 25.7 osh-native mut+alloc+free
35 30 5 17.8 osh-native mut+alloc+free+gc
42 36 6 18.2 osh-native mut+alloc+free+gc+exit
41 26 16 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 33 14 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 16 11 24.8 osh-native-souffle mut+alloc
29 22 7 25.3 osh-native-souffle mut+alloc+free
32 27 5 17.6 osh-native-souffle mut+alloc+free+gc
33 21 11 17.8 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 -
77 77 0 3.3 bash -
363 185 197 3.5 zsh -
48 39 9 85.5 bumpleak/osh mut
60 50 10 86.2 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 64 34 73.7 osh-native mut+alloc
104 74 30 75.2 osh-native mut+alloc+free
162 145 17 49.8 osh-native mut+alloc+free+gc
160 137 23 50.5 osh-native mut+alloc+free+gc+exit
140 93 47 98.9 _bin/cxx-opt+nopool/osh mut+alloc
219 186 33 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 51 38 73.1 osh-native-souffle mut+alloc
99 66 33 74.8 osh-native-souffle mut+alloc+free
176 154 22 49.4 osh-native-souffle mut+alloc+free+gc
143 119 24 50.1 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 1.3 dash -
5 4 1 2.9 bash -
7 3 5 3.3 zsh -
7 4 3 11.4 bumpleak/osh mut
7 4 3 11.2 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 6 10.1 osh-native mut+alloc
8 5 3 10.4 osh-native mut+alloc+free
10 10 0 8.5 osh-native mut+alloc+free+gc
9 4 5 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.7 osh-native-souffle mut+alloc
8 4 3 9.8 osh-native-souffle mut+alloc+free
9 4 5 7.7 osh-native-souffle mut+alloc+free+gc
10 6 4 7.9 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 9 1 1.4 dash -
28 28 0 2.9 bash -
23 18 5 3.3 zsh -
18 14 4 32.2 bumpleak/osh mut
25 21 4 31.5 _bin/cxx-opt+bumproot/osh mut
28 22 6 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 25 12 26.5 osh-native mut+alloc
38 23 15 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
29 26 3 8.0 osh-native mut+alloc+free+gc+exit
54 41 13 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 34 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 5 26.0 osh-native-souffle mut+alloc
31 24 7 26.2 osh-native-souffle mut+alloc+free
22 21 1 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 3.1 bash -
167 118 49 55.9 bumpleak/osh mut
179 125 54 57.1 _bin/cxx-opt+bumproot/osh mut
195 135 61 57.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 144 68 48.7 osh-native mut+alloc
219 138 81 50.6 osh-native mut+alloc+free
182 132 51 8.9 osh-native mut+alloc+free+gc
182 131 51 8.8 osh-native mut+alloc+free+gc+exit
233 148 85 64.4 _bin/cxx-opt+nopool/osh mut+alloc
212 156 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 136 70 48.2 osh-native-souffle mut+alloc
214 157 57 50.2 osh-native-souffle mut+alloc+free
172 118 54 8.4 osh-native-souffle mut+alloc+free+gc
174 130 44 8.4 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 3 6 3.5 dash -
20 9 11 4.5 bash -
17 7 11 3.5 zsh -
18 8 11 13.1 bumpleak/osh mut
22 9 14 13.3 _bin/cxx-opt+bumproot/osh mut
21 10 12 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 10.7 osh-native mut+alloc
22 9 14 11.3 osh-native mut+alloc+free
22 13 9 9.0 osh-native mut+alloc+free+gc
22 10 13 9.0 osh-native mut+alloc+free+gc+exit
26 10 17 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 13 13 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 11 10.5 osh-native-souffle mut+alloc
21 12 10 10.9 osh-native-souffle mut+alloc+free
21 9 13 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.8 osh-native-souffle mut+alloc+free+gc+exit