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 37 4 10 12.0 18.1 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 35 5 11 12.0 17.7 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 147 24 62 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 139 23 63 44.5 49.3 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 7.9 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 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 187 0 4 10.8 8.9 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 179 0 4 10.8 8.4 1,006,007 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 22 1 2 2.8 8.8 116,318 277 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 2.9 bash -
107 57 56 3.4 zsh -
17 16 0 29.9 bumpleak/osh mut
19 15 4 29.4 _bin/cxx-opt+bumproot/osh mut
24 24 0 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.2 osh-native mut+alloc
32 24 8 25.4 osh-native mut+alloc+free
37 33 4 18.1 osh-native mut+alloc+free+gc
37 32 4 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 32.0 _bin/cxx-opt+nopool/osh mut+alloc
51 43 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 8 19 24.9 osh-native-souffle mut+alloc
30 21 8 25.2 osh-native-souffle mut+alloc+free
35 27 8 17.7 osh-native-souffle mut+alloc+free+gc
35 31 4 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 3.1 bash -
387 234 173 3.4 zsh -
50 30 19 85.0 bumpleak/osh mut
60 52 8 85.3 _bin/cxx-opt+bumproot/osh mut
72 68 4 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 67 28 73.5 osh-native mut+alloc
118 77 41 75.4 osh-native mut+alloc+free
147 123 24 49.7 osh-native mut+alloc+free+gc
162 134 28 50.5 osh-native mut+alloc+free+gc+exit
137 113 24 99.3 _bin/cxx-opt+nopool/osh mut+alloc
206 178 28 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.1 osh-native-souffle mut+alloc
96 60 36 74.8 osh-native-souffle mut+alloc+free
139 115 24 49.3 osh-native-souffle mut+alloc+free+gc
145 124 20 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 2 0 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
10 7 3 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 -
29 28 0 2.9 bash -
24 16 8 3.4 zsh -
18 15 4 31.2 bumpleak/osh mut
26 26 0 32.6 _bin/cxx-opt+bumproot/osh mut
35 31 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 37 0 26.6 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 20 8 8.0 osh-native mut+alloc+free+gc+exit
55 23 31 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
31 13 17 26.3 osh-native-souffle mut+alloc+free
22 21 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 69 4 3.1 bash -
170 106 63 55.0 bumpleak/osh mut
183 98 85 55.6 _bin/cxx-opt+bumproot/osh mut
198 119 79 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 123 91 48.0 osh-native mut+alloc
221 124 96 50.0 osh-native mut+alloc+free
187 115 72 8.9 osh-native mut+alloc+free+gc
184 128 56 8.9 osh-native mut+alloc+free+gc+exit
239 171 68 64.5 _bin/cxx-opt+nopool/osh mut+alloc
214 157 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
210 139 71 47.7 osh-native-souffle mut+alloc
217 140 76 49.2 osh-native-souffle mut+alloc+free
179 102 77 8.4 osh-native-souffle mut+alloc+free+gc
178 105 73 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
10 8 1 3.5 dash -
20 16 5 4.3 bash -
18 13 5 3.4 zsh -
18 10 9 11.8 bumpleak/osh mut
20 15 6 12.5 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 20 3 11.1 osh-native mut+alloc
22 20 2 11.0 osh-native mut+alloc+free
23 23 0 9.2 osh-native mut+alloc+free+gc
23 21 2 9.0 osh-native mut+alloc+free+gc+exit
25 13 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 11 14 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 5 16 10.6 osh-native-souffle mut+alloc
21 6 16 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.8 osh-native-souffle mut+alloc+free+gc
22 20 3 8.7 osh-native-souffle mut+alloc+free+gc+exit