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 18.0 476,751 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 159 25 73 44.5 49.9 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 159 27 81 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 8.7 101,942 180 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 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.1 7.7 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 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 4 10.8 8.1 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 22 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 8.8 116,318 277 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 3.1 bash -
102 63 46 3.4 zsh -
16 11 5 29.2 bumpleak/osh mut
20 14 6 28.7 _bin/cxx-opt+bumproot/osh mut
23 18 5 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 13 25.2 osh-native mut+alloc
32 17 15 25.7 osh-native mut+alloc+free
37 28 9 18.0 osh-native mut+alloc+free+gc
37 28 10 18.1 osh-native mut+alloc+free+gc+exit
42 29 13 32.4 _bin/cxx-opt+nopool/osh mut+alloc
52 40 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 16 10 24.9 osh-native-souffle mut+alloc
29 22 6 25.2 osh-native-souffle mut+alloc+free
35 29 6 17.7 osh-native-souffle mut+alloc+free+gc
35 30 5 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 21 0 1.6 dash -
84 83 1 3.0 bash -
365 203 184 3.5 zsh -
48 39 9 85.7 bumpleak/osh mut
60 53 7 84.7 _bin/cxx-opt+bumproot/osh mut
71 57 14 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 61 35 73.4 osh-native mut+alloc
104 70 34 75.2 osh-native mut+alloc+free
159 136 23 49.9 osh-native mut+alloc+free+gc
165 141 24 50.6 osh-native mut+alloc+free+gc+exit
138 93 46 98.9 _bin/cxx-opt+nopool/osh mut+alloc
247 220 27 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 47 40 73.0 osh-native-souffle mut+alloc
96 65 31 74.8 osh-native-souffle mut+alloc+free
159 135 24 49.3 osh-native-souffle mut+alloc+free+gc
160 138 22 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 1.3 dash -
5 5 0 3.0 bash -
7 4 4 3.4 zsh -
6 4 2 10.6 bumpleak/osh mut
7 5 2 12.9 _bin/cxx-opt+bumproot/osh mut
8 5 3 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.1 osh-native mut+alloc
9 6 3 10.0 osh-native mut+alloc+free
9 6 3 8.7 osh-native mut+alloc+free+gc
9 6 3 8.8 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 10 2 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 6 2 9.7 osh-native-souffle mut+alloc+free
9 5 4 8.0 osh-native-souffle mut+alloc+free+gc
9 8 1 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 1.4 dash -
28 28 0 3.0 bash -
23 16 7 3.3 zsh -
18 15 3 31.1 bumpleak/osh mut
26 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 26 2 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 9 26.3 osh-native mut+alloc
39 32 7 26.6 osh-native mut+alloc+free
29 29 0 8.0 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 39 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 17 14 26.0 osh-native-souffle mut+alloc
31 17 14 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 19 3 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 -
165 108 57 55.3 bumpleak/osh mut
180 124 56 57.3 _bin/cxx-opt+bumproot/osh mut
193 121 72 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 138 74 48.0 osh-native mut+alloc
218 142 76 50.0 osh-native mut+alloc+free
182 140 42 8.8 osh-native mut+alloc+free+gc
185 143 42 8.8 osh-native mut+alloc+free+gc+exit
233 149 84 64.0 _bin/cxx-opt+nopool/osh mut+alloc
210 158 53 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 122 81 47.5 osh-native-souffle mut+alloc
209 136 73 49.5 osh-native-souffle mut+alloc+free
173 129 44 8.1 osh-native-souffle mut+alloc+free+gc
175 124 51 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 4 6 3.5 dash -
19 9 10 4.3 bash -
17 4 14 3.5 zsh -
20 14 7 12.9 bumpleak/osh mut
21 10 11 13.1 _bin/cxx-opt+bumproot/osh mut
20 9 12 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 14 9 9.2 osh-native mut+alloc+free+gc
23 14 10 9.0 osh-native mut+alloc+free+gc+exit
24 12 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 13 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 11 10.6 osh-native-souffle mut+alloc
21 6 16 10.7 osh-native-souffle mut+alloc+free
21 12 10 8.8 osh-native-souffle mut+alloc+free+gc
22 9 13 8.7 osh-native-souffle mut+alloc+free+gc+exit