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 18.0 476,751 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 151 25 64 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 133 24 58 44.5 49.5 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.8 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 8.0 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.1 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 21 0 1 2.1 7.5 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.8 8.9 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 172 0 3 10.8 8.5 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,318 277 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 -
99 54 52 3.5 zsh -
16 11 5 28.9 bumpleak/osh mut
20 17 3 29.0 _bin/cxx-opt+bumproot/osh mut
22 20 2 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
31 20 11 25.7 osh-native mut+alloc+free
36 27 8 18.0 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
42 25 16 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 38 10 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
28 19 9 25.3 osh-native-souffle mut+alloc+free
32 29 3 17.6 osh-native-souffle mut+alloc+free+gc
33 24 9 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 20 1 1.6 dash -
78 76 2 3.3 bash -
363 199 186 3.5 zsh -
49 37 12 84.0 bumpleak/osh mut
60 51 9 85.8 _bin/cxx-opt+bumproot/osh mut
69 50 19 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.4 osh-native mut+alloc
103 72 31 75.2 osh-native mut+alloc+free
151 128 23 49.8 osh-native mut+alloc+free+gc
162 141 22 50.5 osh-native mut+alloc+free+gc+exit
137 95 42 98.9 _bin/cxx-opt+nopool/osh mut+alloc
216 185 31 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 64 23 73.0 osh-native-souffle mut+alloc
99 65 34 75.0 osh-native-souffle mut+alloc+free
133 114 20 49.5 osh-native-souffle mut+alloc+free+gc
138 125 13 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 1.4 dash -
5 4 1 2.9 bash -
7 5 2 3.3 zsh -
6 3 4 11.2 bumpleak/osh mut
7 3 4 11.2 _bin/cxx-opt+bumproot/osh mut
8 5 3 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 3 10.0 osh-native mut+alloc
8 4 5 10.2 osh-native mut+alloc+free
9 7 2 8.8 osh-native mut+alloc+free+gc
9 7 2 8.7 osh-native mut+alloc+free+gc+exit
12 7 5 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 2 9.7 osh-native-souffle mut+alloc
8 6 2 9.7 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 7 2 8.0 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 1.6 dash -
28 27 1 3.0 bash -
23 16 7 3.1 zsh -
19 13 5 31.6 bumpleak/osh mut
26 23 3 31.8 _bin/cxx-opt+bumproot/osh mut
28 26 2 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 22 14 26.2 osh-native mut+alloc
37 28 9 26.5 osh-native mut+alloc+free
28 25 3 8.1 osh-native mut+alloc+free+gc
28 26 2 7.9 osh-native mut+alloc+free+gc+exit
54 36 18 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.8 osh-native-souffle mut+alloc
32 22 10 26.3 osh-native-souffle mut+alloc+free
21 18 3 7.5 osh-native-souffle mut+alloc+free+gc
22 19 3 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 70 3 3.0 bash -
167 120 47 55.1 bumpleak/osh mut
179 125 54 56.0 _bin/cxx-opt+bumproot/osh mut
195 133 62 57.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 149 63 48.2 osh-native mut+alloc
222 148 74 50.0 osh-native mut+alloc+free
181 129 52 8.9 osh-native mut+alloc+free+gc
182 108 74 8.8 osh-native mut+alloc+free+gc+exit
232 144 89 64.0 _bin/cxx-opt+nopool/osh mut+alloc
209 157 52 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 124 81 47.6 osh-native-souffle mut+alloc
212 142 70 49.6 osh-native-souffle mut+alloc+free
172 126 47 8.5 osh-native-souffle mut+alloc+free+gc
174 125 49 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 -
19 9 11 4.5 bash -
17 8 9 3.5 zsh -
19 6 14 12.8 bumpleak/osh mut
19 11 9 13.6 _bin/cxx-opt+bumproot/osh mut
21 13 9 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 14 8 8.9 osh-native mut+alloc+free+gc
23 17 6 9.0 osh-native mut+alloc+free+gc+exit
24 11 13 12.5 _bin/cxx-opt+nopool/osh mut+alloc
24 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 13 10.6 osh-native-souffle mut+alloc
21 13 9 10.7 osh-native-souffle mut+alloc+free
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc
21 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit