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 3 10 12.0 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 149 24 63 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 133 22 56 44.5 49.5 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 8.0 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 27 0 2 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 21 0 1 2.1 7.5 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,322 277 3 85,132 1 42,566 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.6 dash -
23 23 0 3.0 bash -
106 71 41 3.3 zsh -
16 12 4 29.1 bumpleak/osh mut
19 19 0 29.7 _bin/cxx-opt+bumproot/osh mut
22 17 4 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
37 33 4 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.1 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 18 15 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 -
77 73 4 3.0 bash -
376 182 214 3.5 zsh -
49 40 8 83.8 bumpleak/osh mut
59 39 20 86.4 _bin/cxx-opt+bumproot/osh mut
70 42 27 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 28 73.5 osh-native mut+alloc
104 64 40 75.5 osh-native mut+alloc+free
149 121 27 49.8 osh-native mut+alloc+free+gc
151 114 37 50.4 osh-native mut+alloc+free+gc+exit
137 92 44 97.8 _bin/cxx-opt+nopool/osh mut+alloc
202 166 36 67.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 32 73.1 osh-native-souffle mut+alloc
96 64 32 74.9 osh-native-souffle mut+alloc+free
133 102 31 49.5 osh-native-souffle mut+alloc+free+gc
140 116 24 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 3 3 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 10.8 bumpleak/osh mut
6 6 0 10.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 5 5 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 3 6 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 1.4 dash -
28 28 0 2.9 bash -
24 24 0 3.3 zsh -
18 9 9 31.3 bumpleak/osh mut
25 17 8 31.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.2 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 37 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 28 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
21 14 7 7.5 osh-native-souffle mut+alloc+free+gc
22 22 0 7.7 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
74 65 8 3.1 bash -
167 119 48 55.1 bumpleak/osh mut
181 113 68 55.8 _bin/cxx-opt+bumproot/osh mut
195 151 44 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 151 59 47.4 osh-native mut+alloc
215 158 57 49.1 osh-native mut+alloc+free
181 156 24 8.7 osh-native mut+alloc+free+gc
183 134 49 8.7 osh-native mut+alloc+free+gc+exit
232 142 89 64.0 _bin/cxx-opt+nopool/osh mut+alloc
207 163 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 117 85 46.9 osh-native-souffle mut+alloc
210 145 65 48.7 osh-native-souffle mut+alloc+free
175 123 52 8.3 osh-native-souffle mut+alloc+free+gc
175 115 60 8.1 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 5 6 3.4 dash -
20 12 8 4.5 bash -
18 17 1 3.5 zsh -
18 12 6 13.1 bumpleak/osh mut
20 11 9 12.4 _bin/cxx-opt+bumproot/osh mut
20 6 14 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.1 osh-native mut+alloc
22 19 4 11.1 osh-native mut+alloc+free
22 7 16 9.0 osh-native mut+alloc+free+gc
23 14 9 9.2 osh-native mut+alloc+free+gc+exit
24 21 4 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.6 osh-native-souffle mut+alloc
21 16 6 10.7 osh-native-souffle mut+alloc+free
21 19 3 8.4 osh-native-souffle mut+alloc+free+gc
22 17 6 8.7 osh-native-souffle mut+alloc+free+gc+exit