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 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 141 21 56 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 22 59 45.9 51.1 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 8.0 101,935 180 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 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 180 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 8.3 995,280 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 8.8 116,311 277 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 2.9 bash -
106 62 50 3.4 zsh -
16 12 4 29.3 bumpleak/osh mut
19 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 9 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 34 0 18.1 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
42 38 4 31.8 _bin/cxx-opt+nopool/osh mut+alloc
47 34 13 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 18 9 24.8 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 32 0 17.4 osh-native-souffle mut+alloc+free+gc
33 29 4 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 18 4 1.4 dash -
80 71 8 3.1 bash -
374 212 183 3.5 zsh -
52 40 12 84.9 bumpleak/osh mut
59 47 13 85.3 _bin/cxx-opt+bumproot/osh mut
70 54 16 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 65 32 73.5 osh-native mut+alloc
105 76 28 75.2 osh-native mut+alloc+free
141 109 32 49.8 osh-native mut+alloc+free+gc
148 132 16 50.3 osh-native mut+alloc+free+gc+exit
137 73 65 98.6 _bin/cxx-opt+nopool/osh mut+alloc
198 169 28 67.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 58 29 73.3 osh-native-souffle mut+alloc
95 70 25 75.0 osh-native-souffle mut+alloc+free
136 116 20 51.1 osh-native-souffle mut+alloc+free+gc
140 112 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 2 0 1.3 dash -
6 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 3 3 10.8 bumpleak/osh mut
7 3 3 11.9 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 4 4 10.4 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 6 3 8.1 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 -
28 28 0 2.9 bash -
24 20 4 3.4 zsh -
17 13 4 31.1 bumpleak/osh mut
26 21 4 33.1 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 33 4 26.5 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 39 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
36 22 15 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.0 osh-native-souffle mut+alloc
31 11 19 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 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
74 70 4 3.1 bash -
167 134 33 55.5 bumpleak/osh mut
182 127 55 56.0 _bin/cxx-opt+bumproot/osh mut
192 136 56 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 121 89 47.4 osh-native mut+alloc
216 140 76 49.1 osh-native mut+alloc+free
180 144 36 8.8 osh-native mut+alloc+free+gc
182 119 63 8.8 osh-native mut+alloc+free+gc+exit
230 131 99 63.3 _bin/cxx-opt+nopool/osh mut+alloc
208 132 76 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 75 46.9 osh-native-souffle mut+alloc
210 115 95 48.6 osh-native-souffle mut+alloc+free
174 117 57 8.3 osh-native-souffle mut+alloc+free+gc
174 111 63 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 13 7 4.3 bash -
18 17 1 3.5 zsh -
20 11 10 12.6 bumpleak/osh mut
19 14 6 12.2 _bin/cxx-opt+bumproot/osh mut
21 22 0 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 2 11.0 osh-native mut+alloc
22 13 10 11.3 osh-native mut+alloc+free
22 16 6 9.2 osh-native mut+alloc+free+gc
23 18 6 8.9 osh-native mut+alloc+free+gc+exit
24 10 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 25 0 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
21 6 16 10.7 osh-native-souffle mut+alloc+free
21 6 15 8.8 osh-native-souffle mut+alloc+free+gc
22 12 11 8.7 osh-native-souffle mut+alloc+free+gc+exit