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 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 153 25 66 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 25 64 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 8.5 101,935 180 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 7.6 579,599 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 175 0 3 10.3 8.4 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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 3 3 1.6 dash -
24 23 0 3.1 bash -
104 68 42 3.4 zsh -
16 12 4 28.7 bumpleak/osh mut
20 20 0 30.1 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
32 28 4 25.7 osh-native mut+alloc+free
35 35 0 18.1 osh-native mut+alloc+free+gc
37 22 14 18.0 osh-native mut+alloc+free+gc+exit
43 35 8 33.1 _bin/cxx-opt+nopool/osh mut+alloc
51 39 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.6 osh-native-souffle mut+alloc
29 20 8 25.4 osh-native-souffle mut+alloc+free
33 18 15 17.3 osh-native-souffle mut+alloc+free+gc
33 22 11 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
22 18 4 1.6 dash -
78 77 0 3.1 bash -
381 205 198 3.5 zsh -
49 45 4 85.7 bumpleak/osh mut
60 52 8 84.9 _bin/cxx-opt+bumproot/osh mut
71 50 21 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 73 24 73.5 osh-native mut+alloc
106 65 41 75.2 osh-native mut+alloc+free
153 144 8 49.8 osh-native mut+alloc+free+gc
161 133 28 50.3 osh-native mut+alloc+free+gc+exit
140 91 48 98.7 _bin/cxx-opt+nopool/osh mut+alloc
216 183 32 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 40 48 73.2 osh-native-souffle mut+alloc
96 60 36 75.0 osh-native-souffle mut+alloc+free
142 126 16 50.9 osh-native-souffle mut+alloc+free+gc
154 125 28 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 0 2 1.4 dash -
6 3 3 2.9 bash -
8 8 0 3.1 zsh -
6 3 3 10.3 bumpleak/osh mut
7 3 3 12.5 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 9.8 osh-native mut+alloc
9 9 0 10.1 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 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 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 10 0 1.4 dash -
28 28 0 3.0 bash -
23 19 5 3.3 zsh -
18 7 11 30.9 bumpleak/osh mut
26 22 4 32.9 _bin/cxx-opt+bumproot/osh mut
29 18 11 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.5 osh-native mut+alloc
44 28 16 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 31 23 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 30 0 25.8 osh-native-souffle mut+alloc
32 24 8 26.3 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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
72 60 12 3.1 bash -
169 120 48 55.1 bumpleak/osh mut
186 133 52 56.0 _bin/cxx-opt+bumproot/osh mut
197 145 52 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 154 59 47.4 osh-native mut+alloc
225 152 72 49.0 osh-native mut+alloc+free
183 135 48 8.7 osh-native mut+alloc+free+gc
185 136 48 8.8 osh-native mut+alloc+free+gc+exit
234 139 95 63.9 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 147 60 46.8 osh-native-souffle mut+alloc
216 116 100 48.6 osh-native-souffle mut+alloc+free
175 131 44 8.4 osh-native-souffle mut+alloc+free+gc
177 128 48 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 3.4 dash -
19 10 9 4.3 bash -
18 9 9 3.4 zsh -
20 11 10 12.8 bumpleak/osh mut
20 13 7 12.6 _bin/cxx-opt+bumproot/osh mut
20 13 8 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 10.9 osh-native mut+alloc
23 13 10 11.1 osh-native mut+alloc+free
22 12 11 9.2 osh-native mut+alloc+free+gc
22 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 6 10.6 osh-native-souffle mut+alloc
21 14 8 10.6 osh-native-souffle mut+alloc+free
21 16 6 8.5 osh-native-souffle mut+alloc+free+gc
22 14 8 8.5 osh-native-souffle mut+alloc+free+gc+exit