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 35 3 9 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 24 63 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 23 59 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 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 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 1.4 dash -
24 23 0 3.0 bash -
105 51 60 3.4 zsh -
16 12 4 29.0 bumpleak/osh mut
19 14 5 30.3 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.2 osh-native mut+alloc
31 31 0 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 27 8 18.2 osh-native mut+alloc+free+gc+exit
43 26 17 33.0 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.9 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 29 4 17.6 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 1.4 dash -
77 66 12 3.3 bash -
378 199 200 3.4 zsh -
49 44 4 85.8 bumpleak/osh mut
60 48 12 85.4 _bin/cxx-opt+bumproot/osh mut
71 43 27 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 64 32 73.5 osh-native mut+alloc
105 68 36 75.5 osh-native mut+alloc+free
147 123 24 49.7 osh-native mut+alloc+free+gc
158 133 24 50.5 osh-native mut+alloc+free+gc+exit
137 92 44 99.7 _bin/cxx-opt+nopool/osh mut+alloc
203 174 28 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 44 44 73.0 osh-native-souffle mut+alloc
95 51 43 74.9 osh-native-souffle mut+alloc+free
137 112 24 51.0 osh-native-souffle mut+alloc+free+gc
142 133 8 51.8 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 2.9 bash -
8 4 4 3.4 zsh -
6 6 0 12.2 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 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 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.4 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
11 3 7 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
10 10 0 1.4 dash -
29 29 0 3.0 bash -
24 12 12 3.3 zsh -
19 14 5 34.8 bumpleak/osh mut
25 21 4 32.2 _bin/cxx-opt+bumproot/osh mut
29 24 4 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 30 7 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 50 4 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 26.0 osh-native-souffle mut+alloc
31 13 18 26.1 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 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 66 8 3.1 bash -
169 112 56 54.9 bumpleak/osh mut
183 143 40 56.3 _bin/cxx-opt+bumproot/osh mut
197 126 71 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 120 92 47.4 osh-native mut+alloc
217 113 105 49.1 osh-native mut+alloc+free
181 137 44 8.8 osh-native mut+alloc+free+gc
181 144 36 8.8 osh-native mut+alloc+free+gc+exit
232 168 64 63.4 _bin/cxx-opt+nopool/osh mut+alloc
208 148 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 123 80 46.9 osh-native-souffle mut+alloc
209 138 71 48.6 osh-native-souffle mut+alloc+free
174 123 51 8.1 osh-native-souffle mut+alloc+free+gc
174 109 65 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 8 2 3.5 dash -
20 17 3 4.5 bash -
18 16 2 3.5 zsh -
18 11 7 13.1 bumpleak/osh mut
21 8 13 13.0 _bin/cxx-opt+bumproot/osh mut
20 18 3 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 15 11.1 osh-native mut+alloc
22 7 15 11.1 osh-native mut+alloc+free
22 20 3 8.9 osh-native mut+alloc+free+gc
22 21 1 9.0 osh-native mut+alloc+free+gc+exit
25 21 4 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 22 3 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.6 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 7 14 8.7 osh-native-souffle mut+alloc+free+gc
21 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit