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 18.0 476,767 1,282 6 406,620 5 203,310 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,767 1,282 6 406,610 5 203,305 osh-native-souffle
parse.configure-coreutils 195 31 103 44.5 49.7 1,653,355 4,764 12 1,025,542 6 764,314 osh-native
parse.configure-coreutils 180 31 100 44.5 49.4 1,653,354 4,764 12 1,025,532 6 764,309 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,958 180 2 75,046 1 37,523 osh-native
parse.abuild 10 1 2 2.6 8.3 101,958 180 2 75,036 1 37,518 osh-native-souffle
ex.compute-fib 29 0 2 2.2 8.0 579,722 22,608 12 50,000 0 2,927 osh-native
ex.compute-fib 22 0 2 2.2 7.7 579,722 22,608 12 50,000 0 2,922 osh-native-souffle
ex.bashcomp-parse-help 190 0 6 11.1 8.9 1,021,039 15,258 22 50,000 0 3,916 osh-native
ex.bashcomp-parse-help 176 0 5 11.1 8.4 1,021,038 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,357 277 3 85,264 1 42,632 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,357 277 3 85,254 1 42,627 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 -
25 22 3 3.0 bash -
108 56 59 3.4 zsh -
16 12 4 28.8 bumpleak/osh mut
20 16 4 28.7 _bin/cxx-opt+bumproot/osh mut
22 16 6 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 9 25.2 osh-native mut+alloc
33 26 7 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 34 3 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.5 _bin/cxx-opt+nopool/osh mut+alloc
56 51 5 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 10 24.9 osh-native-souffle mut+alloc
29 20 9 25.3 osh-native-souffle mut+alloc+free
34 25 9 17.6 osh-native-souffle mut+alloc+free+gc
46 34 12 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
22 22 0 1.6 dash -
83 78 5 3.1 bash -
364 204 183 3.5 zsh -
52 37 15 85.0 bumpleak/osh mut
64 58 6 86.1 _bin/cxx-opt+bumproot/osh mut
71 63 8 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
106 78 28 73.6 osh-native mut+alloc
109 70 39 75.4 osh-native mut+alloc+free
195 170 25 49.7 osh-native mut+alloc+free+gc
312 292 20 50.3 osh-native mut+alloc+free+gc+exit
139 95 44 99.0 _bin/cxx-opt+nopool/osh mut+alloc
274 241 33 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
92 55 37 73.3 osh-native-souffle mut+alloc
99 66 32 75.0 osh-native-souffle mut+alloc+free
180 149 31 49.4 osh-native-souffle mut+alloc+free+gc
254 232 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 2 0 1.4 dash -
6 4 2 3.0 bash -
7 5 2 3.3 zsh -
6 4 2 12.1 bumpleak/osh mut
7 4 3 12.8 _bin/cxx-opt+bumproot/osh mut
7 4 3 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 6 3 10.0 osh-native mut+alloc
9 8 1 10.1 osh-native mut+alloc+free
9 6 4 8.4 osh-native mut+alloc+free+gc
9 6 4 8.5 osh-native mut+alloc+free+gc+exit
12 7 5 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.8 osh-native-souffle mut+alloc
8 5 3 9.7 osh-native-souffle mut+alloc+free
10 5 4 8.3 osh-native-souffle mut+alloc+free+gc
9 7 2 8.3 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 -
29 28 1 3.0 bash -
23 17 6 3.3 zsh -
21 14 7 31.6 bumpleak/osh mut
28 19 9 31.6 _bin/cxx-opt+bumproot/osh mut
34 21 13 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 27 10 26.5 osh-native mut+alloc
38 29 9 26.5 osh-native mut+alloc+free
29 27 2 8.0 osh-native mut+alloc+free+gc
29 26 3 7.9 osh-native mut+alloc+free+gc+exit
56 42 14 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 32 6 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 17 14 26.0 osh-native-souffle mut+alloc
32 21 10 26.2 osh-native-souffle mut+alloc+free
22 20 2 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
72 70 2 3.3 bash -
168 104 64 55.7 bumpleak/osh mut
188 127 61 56.3 _bin/cxx-opt+bumproot/osh mut
197 137 60 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
218 154 64 49.0 osh-native mut+alloc
234 146 88 50.8 osh-native mut+alloc+free
190 143 47 8.9 osh-native mut+alloc+free+gc
185 145 40 8.9 osh-native mut+alloc+free+gc+exit
292 198 94 64.7 _bin/cxx-opt+nopool/osh mut+alloc
238 192 46 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 131 75 48.4 osh-native-souffle mut+alloc
225 150 75 50.3 osh-native-souffle mut+alloc+free
176 126 50 8.4 osh-native-souffle mut+alloc+free+gc
177 116 61 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
23 8 16 3.4 dash -
37 21 18 4.5 bash -
22 9 14 3.4 zsh -
21 11 10 12.7 bumpleak/osh mut
23 11 13 13.6 _bin/cxx-opt+bumproot/osh mut
21 10 12 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
24 15 10 11.1 osh-native mut+alloc
25 13 13 11.3 osh-native mut+alloc+free
23 15 9 9.2 osh-native mut+alloc+free+gc
23 11 13 9.2 osh-native mut+alloc+free+gc+exit
29 16 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
27 15 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
22 9 13 10.6 osh-native-souffle mut+alloc
22 9 14 10.6 osh-native-souffle mut+alloc+free
22 12 11 8.5 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit