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 11 12.0 17.8 476,767 1,282 6 406,620 5 203,310 osh-native
parse.configure-cpython 33 4 10 12.0 17.8 476,767 1,282 6 406,610 5 203,305 osh-native-souffle
parse.configure-coreutils 161 28 74 44.5 49.9 1,653,355 4,764 12 1,025,542 6 764,314 osh-native
parse.configure-coreutils 160 28 83 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 8.5 101,958 180 2 75,046 1 37,523 osh-native
parse.abuild 8 1 1 2.6 8.1 101,958 180 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 7.6 579,722 22,608 12 50,000 0 2,922 osh-native-souffle
ex.bashcomp-parse-help 187 0 4 11.1 9.0 1,021,039 15,258 22 50,000 0 3,916 osh-native
ex.bashcomp-parse-help 178 0 4 11.1 8.4 1,021,038 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,357 277 3 85,264 1 42,632 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,357 277 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 -
23 21 2 3.1 bash -
101 60 49 3.4 zsh -
16 11 5 29.8 bumpleak/osh mut
20 15 5 29.9 _bin/cxx-opt+bumproot/osh mut
23 17 6 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.2 osh-native mut+alloc
31 24 7 25.6 osh-native mut+alloc+free
37 28 9 17.8 osh-native mut+alloc+free+gc
37 26 11 18.1 osh-native mut+alloc+free+gc+exit
42 26 16 32.5 _bin/cxx-opt+nopool/osh mut+alloc
51 40 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.9 osh-native-souffle mut+alloc
29 15 13 25.3 osh-native-souffle mut+alloc+free
33 25 8 17.8 osh-native-souffle mut+alloc+free+gc
34 26 8 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 20 1 1.6 dash -
78 75 3 3.3 bash -
366 201 186 3.4 zsh -
48 38 10 85.8 bumpleak/osh mut
61 54 7 85.3 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.7 osh-native mut+alloc
105 74 31 75.4 osh-native mut+alloc+free
161 139 22 49.9 osh-native mut+alloc+free+gc
169 141 28 50.6 osh-native mut+alloc+free+gc+exit
138 92 46 98.9 _bin/cxx-opt+nopool/osh mut+alloc
217 180 37 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 53 35 73.0 osh-native-souffle mut+alloc
96 67 29 75.0 osh-native-souffle mut+alloc+free
160 136 24 49.4 osh-native-souffle mut+alloc+free+gc
163 140 23 49.9 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 -
5 4 2 2.9 bash -
7 4 4 3.3 zsh -
6 5 1 11.5 bumpleak/osh mut
7 3 4 11.1 _bin/cxx-opt+bumproot/osh mut
8 7 1 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 5 9.8 osh-native mut+alloc
9 4 5 10.2 osh-native mut+alloc+free
9 8 1 8.5 osh-native mut+alloc+free+gc
9 7 2 8.7 osh-native mut+alloc+free+gc+exit
12 7 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 7 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 3 9.6 osh-native-souffle mut+alloc
8 3 5 9.8 osh-native-souffle mut+alloc+free
8 6 3 8.1 osh-native-souffle mut+alloc+free+gc
8 5 4 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 -
29 28 1 3.0 bash -
23 14 9 3.3 zsh -
18 15 4 32.3 bumpleak/osh mut
26 23 3 32.2 _bin/cxx-opt+bumproot/osh mut
29 25 4 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 13 26.2 osh-native mut+alloc
38 25 13 26.7 osh-native mut+alloc+free
29 28 1 8.0 osh-native mut+alloc+free+gc
29 24 5 8.0 osh-native mut+alloc+free+gc+exit
55 33 22 36.1 _bin/cxx-opt+nopool/osh mut+alloc
40 35 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.0 osh-native-souffle mut+alloc
31 21 10 26.2 osh-native-souffle mut+alloc+free
22 20 2 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.5 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 67 6 3.0 bash -
166 120 46 56.3 bumpleak/osh mut
184 136 48 57.5 _bin/cxx-opt+bumproot/osh mut
197 131 66 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 138 77 48.9 osh-native mut+alloc
220 151 69 50.8 osh-native mut+alloc+free
187 126 61 9.0 osh-native mut+alloc+free+gc
185 137 48 8.8 osh-native mut+alloc+free+gc+exit
237 167 71 64.7 _bin/cxx-opt+nopool/osh mut+alloc
221 169 51 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 134 73 48.5 osh-native-souffle mut+alloc
211 142 69 50.3 osh-native-souffle mut+alloc+free
178 124 54 8.4 osh-native-souffle mut+alloc+free+gc
177 136 41 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 4 6 3.4 dash -
19 12 7 4.5 bash -
17 5 13 3.4 zsh -
19 6 13 11.7 bumpleak/osh mut
20 8 13 12.9 _bin/cxx-opt+bumproot/osh mut
21 9 13 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.1 osh-native mut+alloc
22 12 11 11.3 osh-native mut+alloc+free
22 9 13 9.0 osh-native mut+alloc+free+gc
23 15 9 9.0 osh-native mut+alloc+free+gc+exit
24 11 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.6 osh-native-souffle mut+alloc
21 9 13 10.7 osh-native-souffle mut+alloc+free
21 10 12 8.7 osh-native-souffle mut+alloc+free+gc
22 9 13 8.8 osh-native-souffle mut+alloc+free+gc+exit