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 12.1 17.8 476,744 1,282 6 409,298 5 204,649 osh-native
parse.configure-cpython 33 3 10 12.0 17.6 476,744 1,282 6 408,798 5 204,399 osh-native-souffle
parse.configure-coreutils 147 18 63 41.1 45.8 1,653,332 4,764 12 1,591,980 7 795,990 osh-native
parse.configure-coreutils 137 22 61 44.6 49.5 1,653,331 4,764 12 1,030,682 6 769,425 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,270 1 37,635 osh-native
parse.abuild 9 1 1 2.6 8.1 101,935 180 2 75,140 1 37,570 osh-native-souffle
ex.compute-fib 29 0 1 2.1 7.9 579,599 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 8.8 995,281 15,258 21 50,000 0 3,895 osh-native
ex.bashcomp-parse-help 172 0 3 10.3 8.4 995,280 15,258 21 50,000 0 3,840 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,311 277 3 85,506 1 42,753 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,311 277 3 85,382 1 42,691 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 -
23 19 4 3.0 bash -
104 55 55 3.3 zsh -
16 12 4 29.3 bumpleak/osh mut
19 18 0 29.0 _bin/cxx-opt+bumproot/osh mut
23 18 4 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
35 31 4 17.8 osh-native mut+alloc+free+gc
36 32 4 18.2 osh-native mut+alloc+free+gc+exit
43 31 12 33.2 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 13 24.8 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
33 18 15 17.6 osh-native-souffle mut+alloc+free+gc
34 22 11 17.8 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 -
78 74 4 3.1 bash -
374 206 186 3.5 zsh -
48 28 20 85.1 bumpleak/osh mut
58 50 8 86.1 _bin/cxx-opt+bumproot/osh mut
70 62 8 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.6 osh-native mut+alloc
105 68 36 75.3 osh-native mut+alloc+free
147 131 16 45.8 osh-native mut+alloc+free+gc
154 138 16 46.1 osh-native mut+alloc+free+gc+exit
135 79 56 98.9 _bin/cxx-opt+nopool/osh mut+alloc
218 190 28 62.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.2 osh-native-souffle mut+alloc
95 55 39 75.0 osh-native-souffle mut+alloc+free
137 101 36 49.5 osh-native-souffle mut+alloc+free+gc
140 104 36 50.3 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 3 3 2.9 bash -
8 4 4 3.4 zsh -
6 3 3 10.9 bumpleak/osh mut
7 7 0 11.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
9 8 0 8.1 osh-native-souffle mut+alloc+free+gc
9 4 4 8.4 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 24 4 2.9 bash -
24 16 8 3.3 zsh -
18 11 7 31.6 bumpleak/osh mut
25 18 7 31.8 _bin/cxx-opt+bumproot/osh mut
28 23 4 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.0 osh-native mut+alloc
36 36 0 26.3 osh-native mut+alloc+free
29 21 7 7.9 osh-native mut+alloc+free+gc
27 23 4 8.0 osh-native mut+alloc+free+gc+exit
53 30 23 35.6 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 8 20 25.4 osh-native-souffle mut+alloc
30 19 11 25.8 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 14 7 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
72 68 4 3.0 bash -
171 119 52 53.9 bumpleak/osh mut
180 124 56 56.6 _bin/cxx-opt+bumproot/osh mut
196 155 40 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 141 69 47.1 osh-native mut+alloc
215 159 56 48.9 osh-native mut+alloc+free
181 128 52 8.8 osh-native mut+alloc+free+gc
180 116 64 8.8 osh-native mut+alloc+free+gc+exit
231 124 108 62.7 _bin/cxx-opt+nopool/osh mut+alloc
208 156 52 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 104 100 46.6 osh-native-souffle mut+alloc
208 122 86 48.3 osh-native-souffle mut+alloc+free
172 108 64 8.4 osh-native-souffle mut+alloc+free+gc
174 119 55 8.4 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 6 4 3.5 dash -
19 19 0 4.5 bash -
18 17 1 3.5 zsh -
20 17 3 12.9 bumpleak/osh mut
21 12 9 13.4 _bin/cxx-opt+bumproot/osh mut
22 11 11 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.0 osh-native mut+alloc
22 12 10 11.1 osh-native mut+alloc+free
22 13 9 9.0 osh-native mut+alloc+free+gc
22 21 2 9.0 osh-native mut+alloc+free+gc+exit
25 17 8 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 5 15 10.6 osh-native-souffle mut+alloc
21 15 6 10.6 osh-native-souffle mut+alloc+free
21 13 8 8.8 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit