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 18.1 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 166 28 80 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 140 26 64 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 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.8 8.8 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 174 0 4 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 21 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 6 0 1.4 dash -
23 23 0 3.0 bash -
101 59 49 3.3 zsh -
16 14 2 29.7 bumpleak/osh mut
20 15 5 28.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 20 10 25.3 osh-native mut+alloc
31 21 10 25.6 osh-native mut+alloc+free
36 31 5 18.1 osh-native mut+alloc+free+gc
38 32 5 18.0 osh-native mut+alloc+free+gc+exit
42 27 15 32.3 _bin/cxx-opt+nopool/osh mut+alloc
50 36 14 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 21 5 24.8 osh-native-souffle mut+alloc
30 25 5 25.3 osh-native-souffle mut+alloc+free
34 31 3 17.4 osh-native-souffle mut+alloc+free+gc
34 24 10 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 76 2 3.3 bash -
369 201 190 3.7 zsh -
49 37 12 85.3 bumpleak/osh mut
61 54 7 85.0 _bin/cxx-opt+bumproot/osh mut
70 60 10 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 61 36 73.4 osh-native mut+alloc
105 65 40 75.2 osh-native mut+alloc+free
166 143 23 49.8 osh-native mut+alloc+free+gc
167 143 24 50.5 osh-native mut+alloc+free+gc+exit
139 94 45 98.9 _bin/cxx-opt+nopool/osh mut+alloc
244 213 31 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 58 29 73.3 osh-native-souffle mut+alloc
98 64 34 75.0 osh-native-souffle mut+alloc+free
140 121 19 49.3 osh-native-souffle mut+alloc+free+gc
159 136 23 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 1.4 dash -
6 3 3 2.9 bash -
8 6 2 3.4 zsh -
6 3 3 10.5 bumpleak/osh mut
7 6 1 12.0 _bin/cxx-opt+bumproot/osh mut
7 2 5 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.0 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 5 4 8.5 osh-native mut+alloc+free+gc
9 8 1 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 2 6 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 7 2 7.9 osh-native-souffle mut+alloc+free+gc
9 8 1 7.9 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 14 9 3.3 zsh -
19 15 4 32.6 bumpleak/osh mut
27 22 5 32.5 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 9 26.3 osh-native mut+alloc
37 28 9 26.6 osh-native mut+alloc+free
28 25 3 8.0 osh-native mut+alloc+free+gc
29 25 4 7.9 osh-native mut+alloc+free+gc+exit
53 39 14 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 16 14 26.0 osh-native-souffle mut+alloc
32 22 10 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.5 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 68 5 3.0 bash -
165 114 51 55.1 bumpleak/osh mut
180 125 55 56.1 _bin/cxx-opt+bumproot/osh mut
194 140 54 58.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 142 68 48.0 osh-native mut+alloc
218 145 74 49.9 osh-native mut+alloc+free
181 131 51 8.8 osh-native mut+alloc+free+gc
181 123 58 8.9 osh-native mut+alloc+free+gc+exit
235 155 80 63.9 _bin/cxx-opt+nopool/osh mut+alloc
208 162 46 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
211 136 75 47.6 osh-native-souffle mut+alloc
213 135 79 49.6 osh-native-souffle mut+alloc+free
174 116 58 8.5 osh-native-souffle mut+alloc+free+gc
174 118 56 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 5 3.4 dash -
20 12 8 4.5 bash -
17 9 9 3.4 zsh -
19 6 13 12.2 bumpleak/osh mut
19 12 7 12.0 _bin/cxx-opt+bumproot/osh mut
21 9 13 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 13 11.0 osh-native mut+alloc
22 12 11 11.1 osh-native mut+alloc+free
23 14 9 9.0 osh-native mut+alloc+free+gc
23 12 12 9.0 osh-native mut+alloc+free+gc+exit
24 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 15 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 14 10.5 osh-native-souffle mut+alloc
21 8 14 10.6 osh-native-souffle mut+alloc+free
21 10 12 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.8 osh-native-souffle mut+alloc+free+gc+exit