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 35 3 9 12.0 18.0 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 4 10 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 140 22 55 44.5 49.6 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 137 22 60 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 2 2.2 8.1 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.2 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.9 8.9 1,017,204 15,258 21 50,000 0 3,900 osh-native
ex.bashcomp-parse-help 173 0 4 10.9 8.4 1,017,203 15,258 21 50,000 0 3,851 osh-native-souffle
ex.abuild-print-help 21 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 8.5 116,318 277 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 22 1 3.0 bash -
99 56 50 3.4 zsh -
16 11 5 29.2 bumpleak/osh mut
19 13 6 29.7 _bin/cxx-opt+bumproot/osh mut
23 21 2 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
31 22 9 25.6 osh-native mut+alloc+free
35 26 9 18.0 osh-native mut+alloc+free+gc
36 29 7 18.0 osh-native mut+alloc+free+gc+exit
42 28 14 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 37 10 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.8 osh-native-souffle mut+alloc
29 21 7 25.2 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 28 5 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 21 0 1.6 dash -
78 77 1 3.1 bash -
361 197 185 3.5 zsh -
49 39 10 84.1 bumpleak/osh mut
60 52 8 84.8 _bin/cxx-opt+bumproot/osh mut
71 55 16 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 66 31 73.6 osh-native mut+alloc
104 68 36 75.4 osh-native mut+alloc+free
140 124 16 49.6 osh-native mut+alloc+free+gc
146 124 22 50.3 osh-native mut+alloc+free+gc+exit
136 85 51 98.9 _bin/cxx-opt+nopool/osh mut+alloc
196 165 31 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 36 73.1 osh-native-souffle mut+alloc
95 61 34 74.9 osh-native-souffle mut+alloc+free
137 117 20 49.3 osh-native-souffle mut+alloc+free+gc
141 116 25 50.2 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 3.0 bash -
7 4 3 3.4 zsh -
6 3 4 11.7 bumpleak/osh mut
6 3 3 12.2 _bin/cxx-opt+bumproot/osh mut
7 4 3 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 1 7 10.1 osh-native mut+alloc
8 6 2 10.2 osh-native mut+alloc+free
9 7 3 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.7 osh-native-souffle mut+alloc
8 7 1 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 7 2 8.1 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 -
28 25 3 3.0 bash -
22 16 7 3.3 zsh -
18 12 6 32.7 bumpleak/osh mut
26 20 6 33.0 _bin/cxx-opt+bumproot/osh mut
28 23 5 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.3 osh-native mut+alloc
38 31 6 26.6 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 36 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 35 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 16 14 26.0 osh-native-souffle mut+alloc
31 18 12 26.2 osh-native-souffle mut+alloc+free
22 20 2 7.6 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 3 3.3 bash -
165 97 68 55.8 bumpleak/osh mut
180 124 56 56.1 _bin/cxx-opt+bumproot/osh mut
195 143 52 58.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 139 73 48.8 osh-native mut+alloc
218 143 75 50.6 osh-native mut+alloc+free
181 138 43 8.9 osh-native mut+alloc+free+gc
182 129 54 8.8 osh-native mut+alloc+free+gc+exit
291 205 86 64.4 _bin/cxx-opt+nopool/osh mut+alloc
211 165 46 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 130 73 48.3 osh-native-souffle mut+alloc
211 131 80 50.2 osh-native-souffle mut+alloc+free
173 134 39 8.4 osh-native-souffle mut+alloc+free+gc
173 113 60 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
9 3 7 3.4 dash -
19 9 11 4.5 bash -
17 7 10 3.5 zsh -
18 9 9 12.2 bumpleak/osh mut
19 9 11 12.0 _bin/cxx-opt+bumproot/osh mut
19 8 12 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 10.9 osh-native mut+alloc
22 12 10 11.1 osh-native mut+alloc+free
21 14 8 9.0 osh-native mut+alloc+free+gc
22 11 11 9.0 osh-native mut+alloc+free+gc+exit
24 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 11 9 10.4 osh-native-souffle mut+alloc
20 7 13 10.6 osh-native-souffle mut+alloc+free
21 12 9 8.5 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit