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 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 25 62 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 146 24 68 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 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 21 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 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,311 277 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 23 0 3.0 bash -
105 63 48 3.5 zsh -
16 6 9 29.8 bumpleak/osh mut
20 16 4 28.7 _bin/cxx-opt+bumproot/osh mut
23 15 7 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.0 osh-native mut+alloc
32 24 8 25.8 osh-native mut+alloc+free
36 28 8 17.8 osh-native mut+alloc+free+gc
37 33 4 18.0 osh-native mut+alloc+free+gc+exit
43 35 8 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.9 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
33 32 0 17.4 osh-native-souffle mut+alloc+free+gc
34 25 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
22 21 0 1.6 dash -
78 78 0 3.3 bash -
377 212 186 3.5 zsh -
51 47 4 84.2 bumpleak/osh mut
60 44 16 84.7 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 66 31 73.5 osh-native mut+alloc
106 93 12 75.2 osh-native mut+alloc+free
148 124 24 49.6 osh-native mut+alloc+free+gc
154 126 28 50.5 osh-native mut+alloc+free+gc+exit
139 91 48 98.3 _bin/cxx-opt+nopool/osh mut+alloc
206 174 32 68.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 67 20 73.3 osh-native-souffle mut+alloc
96 72 24 74.8 osh-native-souffle mut+alloc+free
146 130 16 50.9 osh-native-souffle mut+alloc+free+gc
146 122 24 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 3 3 3.0 bash -
8 7 0 3.3 zsh -
6 0 6 11.3 bumpleak/osh mut
6 6 0 11.0 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.0 osh-native mut+alloc
9 6 3 10.2 osh-native mut+alloc+free
9 6 3 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 5 5 7.9 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 10 0 1.6 dash -
29 25 4 2.9 bash -
23 19 4 3.4 zsh -
18 18 0 31.1 bumpleak/osh mut
25 21 4 32.0 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 11 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.1 osh-native-souffle mut+alloc
32 24 8 26.0 osh-native-souffle mut+alloc+free
21 21 0 7.5 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
74 70 4 3.0 bash -
168 84 84 56.1 bumpleak/osh mut
180 124 56 54.9 _bin/cxx-opt+bumproot/osh mut
193 129 64 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 123 87 47.4 osh-native mut+alloc
217 134 83 49.0 osh-native mut+alloc+free
181 114 67 8.7 osh-native mut+alloc+free+gc
184 124 60 8.8 osh-native mut+alloc+free+gc+exit
233 148 84 64.3 _bin/cxx-opt+nopool/osh mut+alloc
210 154 57 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 46.9 osh-native-souffle mut+alloc
211 123 87 48.7 osh-native-souffle mut+alloc+free
175 126 49 8.3 osh-native-souffle mut+alloc+free+gc
178 122 55 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 4 7 3.4 dash -
19 14 5 4.5 bash -
18 11 8 3.5 zsh -
18 6 12 11.3 bumpleak/osh mut
20 12 8 12.5 _bin/cxx-opt+bumproot/osh mut
20 16 4 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
24 15 10 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 25 0 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 4 10.5 osh-native-souffle mut+alloc
21 16 6 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.4 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit