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 18.0 476,736 1,282 6 409,282 5 204,641 osh-native
parse.configure-cpython 32 3 10 12.0 17.6 476,736 1,282 6 408,782 5 204,391 osh-native-souffle
parse.configure-coreutils 152 20 68 41.1 45.9 1,653,324 4,764 12 1,591,964 7 795,982 osh-native
parse.configure-coreutils 151 24 67 44.6 49.7 1,653,323 4,764 12 1,030,666 6 769,417 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,927 180 2 75,254 1 37,627 osh-native
parse.abuild 8 1 1 2.6 8.3 101,927 180 2 75,124 1 37,562 osh-native-souffle
ex.compute-fib 28 0 2 2.4 7.9 584,192 22,608 12 50,000 0 2,904 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,192 22,608 12 50,000 0 2,842 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.9 995,273 12,911 21 50,000 0 3,892 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.4 995,272 12,911 21 50,000 0 3,832 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,342 270 3 85,490 1 42,745 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,342 270 3 85,366 1 42,683 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 3.0 bash -
105 53 58 3.3 zsh -
16 15 0 28.7 bumpleak/osh mut
19 19 0 28.3 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
36 27 8 18.0 osh-native mut+alloc+free+gc
36 28 8 18.2 osh-native mut+alloc+free+gc+exit
42 29 13 32.3 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
34 26 9 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 21 0 1.4 dash -
77 73 4 3.3 bash -
376 213 183 3.4 zsh -
47 31 16 84.6 bumpleak/osh mut
60 56 4 85.5 _bin/cxx-opt+bumproot/osh mut
69 61 8 86.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 33 73.4 osh-native mut+alloc
104 68 36 75.3 osh-native mut+alloc+free
152 135 16 45.9 osh-native mut+alloc+free+gc
158 138 20 46.1 osh-native mut+alloc+free+gc+exit
139 99 40 98.8 _bin/cxx-opt+nopool/osh mut+alloc
212 180 32 60.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 66 21 72.9 osh-native-souffle mut+alloc
96 68 28 74.9 osh-native-souffle mut+alloc+free
151 131 20 49.7 osh-native-souffle mut+alloc+free+gc
142 126 16 50.4 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 1.3 dash -
6 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 0 6 10.5 bumpleak/osh mut
6 6 0 12.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.6 osh-native-souffle mut+alloc+free
8 8 0 8.3 osh-native-souffle mut+alloc+free+gc
8 8 0 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 -
29 28 0 2.9 bash -
23 14 9 3.3 zsh -
18 18 0 31.0 bumpleak/osh mut
25 21 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 25 12 26.7 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
29 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 37 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
36 28 8 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 29 0 26.1 osh-native-souffle mut+alloc
31 17 13 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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 67 4 3.3 bash -
166 121 44 53.9 bumpleak/osh mut
180 152 28 55.4 _bin/cxx-opt+bumproot/osh mut
194 133 60 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 131 79 47.0 osh-native mut+alloc
217 140 76 48.9 osh-native mut+alloc+free
182 137 44 8.9 osh-native mut+alloc+free+gc
182 125 57 8.7 osh-native mut+alloc+free+gc+exit
230 161 69 63.8 _bin/cxx-opt+nopool/osh mut+alloc
207 139 68 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 130 73 46.6 osh-native-souffle mut+alloc
209 132 76 48.3 osh-native-souffle mut+alloc+free
175 111 63 8.4 osh-native-souffle mut+alloc+free+gc
174 122 51 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 -
19 15 5 4.3 bash -
17 18 0 3.4 zsh -
18 15 4 12.0 bumpleak/osh mut
20 16 4 12.3 _bin/cxx-opt+bumproot/osh mut
21 12 9 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 13 8 11.0 osh-native mut+alloc
22 17 5 11.3 osh-native mut+alloc+free
22 16 6 8.9 osh-native mut+alloc+free+gc
22 22 1 9.2 osh-native mut+alloc+free+gc+exit
24 13 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 18 2 10.6 osh-native-souffle mut+alloc
22 13 9 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit