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 162 25 76 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 139 23 64 44.5 49.4 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,942 180 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 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 23 0 1 2.1 7.5 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 179 0 4 10.8 8.8 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 173 0 3 10.8 8.5 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 20 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 5 1 1.6 dash -
23 22 1 3.1 bash -
101 58 49 3.3 zsh -
16 13 3 29.4 bumpleak/osh mut
19 15 4 29.3 _bin/cxx-opt+bumproot/osh mut
22 19 3 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 20 9 25.2 osh-native mut+alloc
32 23 8 25.6 osh-native mut+alloc+free
36 32 3 18.0 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
42 31 11 32.4 _bin/cxx-opt+nopool/osh mut+alloc
49 39 10 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.8 osh-native-souffle mut+alloc
29 21 8 25.2 osh-native-souffle mut+alloc+free
32 26 5 17.6 osh-native-souffle mut+alloc+free+gc
36 25 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 20 1 1.6 dash -
77 76 1 3.1 bash -
365 203 183 3.5 zsh -
48 40 8 84.3 bumpleak/osh mut
60 52 8 84.4 _bin/cxx-opt+bumproot/osh mut
70 52 18 86.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 61 38 73.5 osh-native mut+alloc
108 77 31 75.2 osh-native mut+alloc+free
162 138 24 49.8 osh-native mut+alloc+free+gc
167 138 28 50.5 osh-native mut+alloc+free+gc+exit
137 96 41 98.9 _bin/cxx-opt+nopool/osh mut+alloc
230 194 36 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 53 34 73.1 osh-native-souffle mut+alloc
94 57 37 75.0 osh-native-souffle mut+alloc+free
139 119 20 49.4 osh-native-souffle mut+alloc+free+gc
156 135 21 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 1 1 1.3 dash -
5 5 0 2.8 bash -
7 6 2 3.4 zsh -
6 5 1 10.3 bumpleak/osh mut
7 4 3 11.4 _bin/cxx-opt+bumproot/osh mut
8 6 2 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 1 10.0 osh-native mut+alloc
9 7 1 10.1 osh-native mut+alloc+free
9 7 2 8.4 osh-native mut+alloc+free+gc
9 4 6 8.7 osh-native mut+alloc+free+gc+exit
12 6 6 11.4 _bin/cxx-opt+nopool/osh mut+alloc
14 11 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.7 osh-native-souffle mut+alloc
8 6 2 9.7 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 6 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 9 1 1.6 dash -
28 27 1 2.9 bash -
23 19 4 3.1 zsh -
18 15 3 31.1 bumpleak/osh mut
26 21 5 32.2 _bin/cxx-opt+bumproot/osh mut
28 25 3 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 23 13 26.3 osh-native mut+alloc
38 27 11 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 30 23 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
23 21 2 7.5 osh-native-souffle mut+alloc+free+gc
22 20 2 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
72 69 4 3.1 bash -
164 114 50 55.3 bumpleak/osh mut
183 127 56 55.9 _bin/cxx-opt+bumproot/osh mut
195 138 57 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 139 71 48.2 osh-native mut+alloc
219 145 74 49.9 osh-native mut+alloc+free
179 118 61 8.8 osh-native mut+alloc+free+gc
180 112 68 8.9 osh-native mut+alloc+free+gc+exit
235 166 69 64.0 _bin/cxx-opt+nopool/osh mut+alloc
209 153 55 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 126 77 47.6 osh-native-souffle mut+alloc
214 140 74 49.5 osh-native-souffle mut+alloc+free
173 119 54 8.5 osh-native-souffle mut+alloc+free+gc
173 127 46 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 5 4 3.4 dash -
19 13 6 4.5 bash -
17 8 10 3.4 zsh -
17 8 10 11.0 bumpleak/osh mut
19 9 11 13.7 _bin/cxx-opt+bumproot/osh mut
20 8 12 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 9 12 11.0 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
23 12 11 9.0 osh-native mut+alloc+free+gc
23 13 10 9.0 osh-native mut+alloc+free+gc+exit
24 10 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 12 10.6 osh-native-souffle mut+alloc
21 7 14 10.7 osh-native-souffle mut+alloc+free
20 10 10 8.7 osh-native-souffle mut+alloc+free+gc
21 10 12 8.7 osh-native-souffle mut+alloc+free+gc+exit