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 3 9 12.0 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 33 4 9 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 170 28 81 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 142 28 67 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 8.5 101,942 180 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 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.8 8.8 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 178 0 4 10.8 8.4 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,318 277 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 5 1 1.6 dash -
23 20 3 3.1 bash -
101 58 50 3.4 zsh -
16 11 5 28.0 bumpleak/osh mut
20 18 2 28.8 _bin/cxx-opt+bumproot/osh mut
23 17 6 30.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 16 14 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
36 30 6 17.8 osh-native mut+alloc+free+gc
38 27 11 18.0 osh-native mut+alloc+free+gc+exit
43 26 18 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 35 13 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 5 24.8 osh-native-souffle mut+alloc
29 23 7 25.3 osh-native-souffle mut+alloc+free
33 27 6 17.6 osh-native-souffle mut+alloc+free+gc
34 23 11 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
21 19 2 1.6 dash -
78 77 1 3.3 bash -
372 208 186 3.5 zsh -
48 38 10 84.6 bumpleak/osh mut
61 51 10 84.5 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
101 67 34 73.5 osh-native mut+alloc
105 74 31 75.4 osh-native mut+alloc+free
170 142 28 49.8 osh-native mut+alloc+free+gc
189 164 25 50.3 osh-native mut+alloc+free+gc+exit
138 90 48 98.9 _bin/cxx-opt+nopool/osh mut+alloc
247 219 28 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 59 31 73.2 osh-native-souffle mut+alloc
95 58 37 74.8 osh-native-souffle mut+alloc+free
142 121 21 49.5 osh-native-souffle mut+alloc+free+gc
157 130 27 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 -
6 4 2 2.9 bash -
7 1 6 3.3 zsh -
6 3 3 11.3 bumpleak/osh mut
7 5 2 10.8 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 5 10.0 osh-native mut+alloc
9 5 4 10.4 osh-native mut+alloc+free
9 5 4 8.5 osh-native mut+alloc+free+gc
9 7 3 8.5 osh-native mut+alloc+free+gc+exit
12 6 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 10 2 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.6 osh-native-souffle mut+alloc
8 5 3 9.8 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 5 4 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 10 0 1.4 dash -
28 27 1 3.0 bash -
23 17 6 3.3 zsh -
18 14 4 32.9 bumpleak/osh mut
26 19 7 31.4 _bin/cxx-opt+bumproot/osh mut
28 22 6 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 9 26.3 osh-native mut+alloc
39 24 15 26.6 osh-native mut+alloc+free
29 25 4 8.0 osh-native mut+alloc+free+gc
29 27 2 8.0 osh-native mut+alloc+free+gc+exit
54 38 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 16 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 20 2 7.5 osh-native-souffle mut+alloc+free+gc
22 19 3 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 67 6 3.1 bash -
166 108 58 56.4 bumpleak/osh mut
181 120 61 57.2 _bin/cxx-opt+bumproot/osh mut
196 138 58 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 149 65 48.2 osh-native mut+alloc
222 154 68 49.9 osh-native mut+alloc+free
183 118 65 8.8 osh-native mut+alloc+free+gc
183 126 57 8.9 osh-native mut+alloc+free+gc+exit
237 152 86 64.0 _bin/cxx-opt+nopool/osh mut+alloc
221 168 53 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 126 79 47.8 osh-native-souffle mut+alloc
214 152 62 49.5 osh-native-souffle mut+alloc+free
178 138 40 8.4 osh-native-souffle mut+alloc+free+gc
175 126 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 7 3.5 dash -
19 12 8 4.5 bash -
17 7 11 3.5 zsh -
20 5 15 12.7 bumpleak/osh mut
22 9 13 13.4 _bin/cxx-opt+bumproot/osh mut
21 10 11 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 13 11.0 osh-native mut+alloc
22 11 12 11.3 osh-native mut+alloc+free
23 12 12 9.2 osh-native mut+alloc+free+gc
23 13 10 9.0 osh-native mut+alloc+free+gc+exit
25 12 13 12.4 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 11 10.6 osh-native-souffle mut+alloc
21 12 10 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.5 osh-native-souffle mut+alloc+free+gc
22 11 11 8.8 osh-native-souffle mut+alloc+free+gc+exit