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 17.7 476,751 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 152 24 66 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 147 24 69 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 8.7 101,942 180 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 29 0 1 2.1 7.9 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 10.8 8.8 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 176 0 4 10.8 8.5 1,006,007 15,258 21 50,000 0 3,842 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 23 0 3.0 bash -
105 56 55 3.3 zsh -
16 12 4 29.8 bumpleak/osh mut
20 16 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.2 osh-native mut+alloc
32 28 4 25.8 osh-native mut+alloc+free
36 36 0 17.7 osh-native mut+alloc+free+gc
38 33 4 18.2 osh-native mut+alloc+free+gc+exit
44 36 8 32.9 _bin/cxx-opt+nopool/osh mut+alloc
49 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.9 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 33 0 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 18 4 1.6 dash -
78 78 0 3.3 bash -
381 199 203 3.5 zsh -
49 44 4 85.2 bumpleak/osh mut
61 60 0 84.5 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
115 83 32 73.7 osh-native mut+alloc
108 76 32 75.4 osh-native mut+alloc+free
152 120 32 49.8 osh-native mut+alloc+free+gc
153 137 16 50.3 osh-native mut+alloc+free+gc+exit
140 96 44 97.9 _bin/cxx-opt+nopool/osh mut+alloc
234 174 59 68.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 60 28 73.1 osh-native-souffle mut+alloc
96 60 36 75.1 osh-native-souffle mut+alloc+free
147 107 40 49.5 osh-native-souffle mut+alloc+free+gc
146 118 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 3.0 bash -
8 8 0 3.3 zsh -
5 5 0 11.7 bumpleak/osh mut
6 6 0 10.8 _bin/cxx-opt+bumproot/osh mut
7 0 7 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 6 3 8.7 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 3 6 8.0 osh-native-souffle mut+alloc+free+gc
9 4 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 10 0 1.6 dash -
29 29 0 3.0 bash -
24 20 4 3.3 zsh -
19 19 0 31.2 bumpleak/osh mut
27 19 8 33.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
40 32 8 26.5 osh-native mut+alloc+free
29 28 0 7.9 osh-native mut+alloc+free+gc
29 29 0 8.0 osh-native mut+alloc+free+gc+exit
55 31 23 36.2 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 25.8 osh-native-souffle mut+alloc
32 20 12 26.3 osh-native-souffle mut+alloc+free
22 22 0 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 68 4 3.0 bash -
170 109 61 56.8 bumpleak/osh mut
183 134 49 55.6 _bin/cxx-opt+bumproot/osh mut
198 135 63 57.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 125 89 48.3 osh-native mut+alloc
225 145 80 50.0 osh-native mut+alloc+free
185 140 44 8.8 osh-native mut+alloc+free+gc
185 124 60 8.9 osh-native mut+alloc+free+gc+exit
237 161 76 65.7 _bin/cxx-opt+nopool/osh mut+alloc
214 173 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 128 80 47.7 osh-native-souffle mut+alloc
213 148 64 49.6 osh-native-souffle mut+alloc+free
176 108 68 8.5 osh-native-souffle mut+alloc+free+gc
178 121 56 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 8 2 3.5 dash -
20 14 6 4.5 bash -
18 13 6 3.4 zsh -
19 18 2 12.2 bumpleak/osh mut
20 15 6 12.5 _bin/cxx-opt+bumproot/osh mut
20 6 15 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 7 10.9 osh-native mut+alloc
23 11 12 11.3 osh-native mut+alloc+free
22 12 10 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
26 13 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 18 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 20 1 10.6 osh-native-souffle mut+alloc
22 17 5 10.6 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit