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 40 6 13 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 35 4 11 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 180 30 90 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 165 30 84 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 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 30 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.1 995,280 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 -
24 23 0 3.1 bash -
107 57 56 3.3 zsh -
17 13 4 27.9 bumpleak/osh mut
19 12 8 29.2 _bin/cxx-opt+bumproot/osh mut
23 18 5 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 23 8 25.0 osh-native mut+alloc
33 25 8 25.7 osh-native mut+alloc+free
40 32 8 18.0 osh-native mut+alloc+free+gc
39 35 4 17.8 osh-native mut+alloc+free+gc+exit
44 28 16 32.0 _bin/cxx-opt+nopool/osh mut+alloc
54 50 4 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 20 8 24.9 osh-native-souffle mut+alloc
30 21 8 25.3 osh-native-souffle mut+alloc+free
35 27 8 17.4 osh-native-souffle mut+alloc+free+gc
36 28 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 22 0 1.4 dash -
78 74 4 3.3 bash -
384 247 159 3.4 zsh -
50 37 12 85.0 bumpleak/osh mut
62 41 20 84.8 _bin/cxx-opt+bumproot/osh mut
75 47 27 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 75 24 73.5 osh-native mut+alloc
108 56 52 75.2 osh-native mut+alloc+free
180 152 28 49.8 osh-native mut+alloc+free+gc
193 168 24 50.3 osh-native mut+alloc+free+gc+exit
141 92 48 99.3 _bin/cxx-opt+nopool/osh mut+alloc
256 235 20 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 55 35 73.1 osh-native-souffle mut+alloc
99 63 36 75.0 osh-native-souffle mut+alloc+free
165 141 23 50.9 osh-native-souffle mut+alloc+free+gc
163 127 36 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 2.9 bash -
8 4 4 3.4 zsh -
6 3 3 10.8 bumpleak/osh mut
7 4 4 11.2 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 9.8 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 5 5 8.7 osh-native mut+alloc+free+gc
10 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.7 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 7 3 1.4 dash -
29 24 4 2.9 bash -
24 24 0 3.4 zsh -
19 15 4 31.7 bumpleak/osh mut
26 22 4 32.3 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 20 16 26.0 osh-native mut+alloc
39 27 11 26.2 osh-native mut+alloc+free
30 22 7 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 43 12 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 25.4 osh-native-souffle mut+alloc
32 24 8 25.8 osh-native-souffle mut+alloc+free
22 14 7 7.7 osh-native-souffle mut+alloc+free+gc
22 22 0 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 66 8 3.3 bash -
167 122 45 54.4 bumpleak/osh mut
184 112 72 55.8 _bin/cxx-opt+bumproot/osh mut
198 129 68 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 160 52 47.1 osh-native mut+alloc
221 153 68 48.8 osh-native mut+alloc+free
183 126 57 8.7 osh-native mut+alloc+free+gc
184 131 52 8.7 osh-native mut+alloc+free+gc+exit
235 151 84 63.5 _bin/cxx-opt+nopool/osh mut+alloc
215 182 32 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 135 71 46.7 osh-native-souffle mut+alloc
212 132 80 48.3 osh-native-souffle mut+alloc+free
177 121 56 8.1 osh-native-souffle mut+alloc+free+gc
177 109 68 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 10 0 3.4 dash -
21 17 4 4.3 bash -
18 10 8 3.4 zsh -
21 11 9 12.9 bumpleak/osh mut
21 14 7 12.9 _bin/cxx-opt+bumproot/osh mut
21 12 9 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 15 8 11.0 osh-native mut+alloc
23 17 7 11.1 osh-native mut+alloc+free
23 18 5 9.0 osh-native mut+alloc+free+gc
24 11 13 9.0 osh-native mut+alloc+free+gc+exit
25 19 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.7 osh-native-souffle mut+alloc
22 13 9 10.7 osh-native-souffle mut+alloc+free
22 13 10 8.5 osh-native-souffle mut+alloc+free+gc
22 20 2 8.7 osh-native-souffle mut+alloc+free+gc+exit