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 12.1 18.0 476,735 1,282 6 409,276 5 204,638 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,735 1,282 6 408,776 5 204,388 osh-native-souffle
parse.configure-coreutils 157 22 71 41.1 45.8 1,653,323 4,764 12 1,591,958 7 795,979 osh-native
parse.configure-coreutils 140 24 63 44.6 49.7 1,653,322 4,764 12 1,030,660 6 769,414 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,926 180 2 75,248 1 37,624 osh-native
parse.abuild 8 1 1 2.6 8.1 101,926 180 2 75,118 1 37,559 osh-native-souffle
ex.compute-fib 29 0 1 2.4 7.9 584,191 22,608 12 50,000 0 2,901 osh-native
ex.compute-fib 22 0 2 2.4 7.7 584,191 22,608 12 50,000 0 2,839 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.8 995,272 12,911 21 50,000 0 3,889 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,271 12,911 21 50,000 0 3,829 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,341 270 3 85,484 1 42,742 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,341 270 3 85,360 1 42,680 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 3.1 bash -
104 58 52 3.4 zsh -
17 10 7 28.2 bumpleak/osh mut
19 15 4 29.6 _bin/cxx-opt+bumproot/osh mut
23 18 4 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.0 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 32.9 _bin/cxx-opt+nopool/osh mut+alloc
48 32 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.5 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 32 0 17.7 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 21 0 1.6 dash -
78 70 8 3.3 bash -
374 192 203 3.5 zsh -
50 41 8 85.1 bumpleak/osh mut
60 44 16 84.5 _bin/cxx-opt+bumproot/osh mut
69 69 0 87.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
100 72 28 73.4 osh-native mut+alloc
106 69 36 75.4 osh-native mut+alloc+free
157 141 16 45.8 osh-native mut+alloc+free+gc
169 136 32 46.0 osh-native mut+alloc+free+gc+exit
138 87 51 97.6 _bin/cxx-opt+nopool/osh mut+alloc
224 204 20 62.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 47 40 73.2 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
140 120 20 49.7 osh-native-souffle mut+alloc+free+gc
143 126 16 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 1.4 dash -
6 3 3 3.0 bash -
8 0 7 3.4 zsh -
6 6 0 10.5 bumpleak/osh mut
7 3 3 11.1 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 0 8 9.7 osh-native-souffle mut+alloc+free
8 8 0 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 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 -
29 29 0 2.8 bash -
24 20 4 3.3 zsh -
19 11 7 32.1 bumpleak/osh mut
26 18 7 32.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
38 26 11 26.7 osh-native mut+alloc+free
29 29 0 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
53 23 30 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 29 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 25.7 osh-native-souffle mut+alloc
32 20 12 26.3 osh-native-souffle mut+alloc+free
22 15 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
72 68 4 3.1 bash -
168 88 80 53.6 bumpleak/osh mut
178 111 67 55.7 _bin/cxx-opt+bumproot/osh mut
195 155 40 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 172 40 47.0 osh-native mut+alloc
219 166 53 48.7 osh-native mut+alloc+free
182 137 44 8.8 osh-native mut+alloc+free+gc
183 146 36 8.8 osh-native mut+alloc+free+gc+exit
232 152 80 64.2 _bin/cxx-opt+nopool/osh mut+alloc
208 144 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 144 60 46.7 osh-native-souffle mut+alloc
211 131 79 48.5 osh-native-souffle mut+alloc+free
175 111 63 8.3 osh-native-souffle mut+alloc+free+gc
175 135 40 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 8 2 3.4 dash -
20 17 3 4.3 bash -
18 13 5 3.5 zsh -
18 10 8 13.3 bumpleak/osh mut
21 6 16 13.7 _bin/cxx-opt+bumproot/osh mut
20 10 11 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
22 16 7 11.0 osh-native mut+alloc+free
22 20 3 8.9 osh-native mut+alloc+free+gc
22 20 3 9.0 osh-native mut+alloc+free+gc+exit
24 15 10 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.5 osh-native-souffle mut+alloc
21 20 2 10.7 osh-native-souffle mut+alloc+free
21 19 2 8.5 osh-native-souffle mut+alloc+free+gc
22 15 7 8.5 osh-native-souffle mut+alloc+free+gc+exit