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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 160 26 73 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 61 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,311 277 3 85,110 1 42,555 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 19 4 3.0 bash -
104 57 54 3.4 zsh -
16 8 8 28.0 bumpleak/osh mut
20 16 4 28.7 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.3 osh-native mut+alloc
33 20 12 25.7 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 23 19 32.0 _bin/cxx-opt+nopool/osh mut+alloc
49 37 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.9 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.4 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
22 22 0 1.6 dash -
77 77 0 3.0 bash -
386 222 184 3.4 zsh -
49 37 11 85.8 bumpleak/osh mut
61 56 4 84.9 _bin/cxx-opt+bumproot/osh mut
70 53 16 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.4 osh-native mut+alloc
105 72 32 75.4 osh-native mut+alloc+free
160 132 28 49.7 osh-native mut+alloc+free+gc
158 154 4 50.5 osh-native mut+alloc+free+gc+exit
141 88 52 97.7 _bin/cxx-opt+nopool/osh mut+alloc
223 194 28 66.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 69 19 73.3 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
138 122 16 51.0 osh-native-souffle mut+alloc+free+gc
149 116 32 51.7 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 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 3 3 12.3 bumpleak/osh mut
7 0 7 10.9 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
10 10 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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
11 11 0 1.4 dash -
29 24 4 2.9 bash -
24 16 8 3.3 zsh -
19 9 9 31.5 bumpleak/osh mut
26 22 4 31.4 _bin/cxx-opt+bumproot/osh mut
28 19 8 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
37 33 4 26.6 osh-native mut+alloc+free
28 20 8 7.9 osh-native mut+alloc+free+gc
28 20 8 8.0 osh-native mut+alloc+free+gc+exit
54 31 23 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 25.7 osh-native-souffle mut+alloc
31 27 4 26.1 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 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
74 62 12 3.1 bash -
169 112 56 55.5 bumpleak/osh mut
183 130 53 55.9 _bin/cxx-opt+bumproot/osh mut
195 115 80 55.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
208 140 68 47.3 osh-native mut+alloc
218 129 89 49.0 osh-native mut+alloc+free
182 123 59 8.7 osh-native mut+alloc+free+gc
181 122 59 8.7 osh-native mut+alloc+free+gc+exit
235 162 73 63.5 _bin/cxx-opt+nopool/osh mut+alloc
212 156 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 134 71 46.9 osh-native-souffle mut+alloc
211 139 71 48.7 osh-native-souffle mut+alloc+free
176 100 76 8.3 osh-native-souffle mut+alloc+free+gc
176 121 55 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
10 9 1 3.5 dash -
20 15 6 4.5 bash -
18 9 10 3.4 zsh -
18 9 9 11.7 bumpleak/osh mut
19 12 7 12.1 _bin/cxx-opt+bumproot/osh mut
20 14 7 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 12 10 11.0 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
23 18 5 9.0 osh-native mut+alloc+free+gc
24 18 7 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 14 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 14 10.5 osh-native-souffle mut+alloc
21 6 16 10.6 osh-native-souffle mut+alloc+free
22 15 7 8.5 osh-native-souffle mut+alloc+free+gc
22 20 2 8.7 osh-native-souffle mut+alloc+free+gc+exit