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 39 6 12 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 35 5 12 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 183 27 95 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 158 27 80 44.6 49.8 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 9 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.5 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.5 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.9 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 22 1 2 2.8 8.4 116,343 270 3 85,364 1 42,682 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 -
23 23 0 3.0 bash -
106 63 50 3.4 zsh -
16 12 4 30.0 bumpleak/osh mut
20 20 0 28.7 _bin/cxx-opt+bumproot/osh mut
23 15 8 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.2 osh-native mut+alloc
32 28 4 25.6 osh-native mut+alloc+free
39 31 8 18.0 osh-native mut+alloc+free+gc
40 32 8 18.2 osh-native mut+alloc+free+gc+exit
45 36 8 32.0 _bin/cxx-opt+nopool/osh mut+alloc
56 56 0 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 15 12 24.9 osh-native-souffle mut+alloc
30 22 7 25.3 osh-native-souffle mut+alloc+free
35 20 16 17.6 osh-native-souffle mut+alloc+free+gc
37 25 12 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 22 0 1.4 dash -
78 74 4 3.1 bash -
379 190 210 3.5 zsh -
48 36 12 85.3 bumpleak/osh mut
60 52 8 85.0 _bin/cxx-opt+bumproot/osh mut
71 67 4 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 62 35 73.6 osh-native mut+alloc
105 70 35 75.3 osh-native mut+alloc+free
183 170 12 45.9 osh-native mut+alloc+free+gc
183 174 8 46.0 osh-native mut+alloc+free+gc+exit
139 95 44 98.3 _bin/cxx-opt+nopool/osh mut+alloc
267 231 36 60.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.0 osh-native-souffle mut+alloc
96 64 32 75.0 osh-native-souffle mut+alloc+free
158 142 16 49.8 osh-native-souffle mut+alloc+free+gc
172 136 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
3 2 0 1.4 dash -
6 6 0 2.9 bash -
8 8 0 3.3 zsh -
6 3 3 12.3 bumpleak/osh mut
8 0 7 12.1 _bin/cxx-opt+bumproot/osh mut
8 0 8 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.4 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 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.3 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 28 0 2.9 bash -
24 24 0 3.4 zsh -
18 18 0 31.3 bumpleak/osh mut
26 26 0 32.8 _bin/cxx-opt+bumproot/osh mut
29 29 0 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 22 15 26.3 osh-native mut+alloc
38 26 13 26.6 osh-native mut+alloc+free
29 29 0 8.0 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 50 4 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 25.7 osh-native-souffle mut+alloc
32 24 8 26.3 osh-native-souffle mut+alloc+free
22 18 4 7.5 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
74 74 0 3.0 bash -
169 125 44 53.7 bumpleak/osh mut
180 96 84 55.6 _bin/cxx-opt+bumproot/osh mut
194 137 57 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 130 81 47.0 osh-native mut+alloc
222 186 36 48.8 osh-native mut+alloc+free
183 142 41 8.8 osh-native mut+alloc+free+gc
184 124 60 8.8 osh-native mut+alloc+free+gc+exit
235 157 77 63.5 _bin/cxx-opt+nopool/osh mut+alloc
210 138 71 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 135 72 46.7 osh-native-souffle mut+alloc
216 152 64 48.3 osh-native-souffle mut+alloc+free
177 110 67 8.5 osh-native-souffle mut+alloc+free+gc
177 118 59 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 -
20 17 3 4.5 bash -
18 16 2 3.4 zsh -
19 11 8 13.4 bumpleak/osh mut
22 20 2 13.3 _bin/cxx-opt+bumproot/osh mut
22 14 9 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 11.1 osh-native mut+alloc
23 17 6 11.0 osh-native mut+alloc+free
23 11 13 8.9 osh-native mut+alloc+free+gc
24 19 5 9.0 osh-native mut+alloc+free+gc+exit
25 15 11 12.5 _bin/cxx-opt+nopool/osh mut+alloc
26 18 9 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 13 10.5 osh-native-souffle mut+alloc
22 6 17 10.4 osh-native-souffle mut+alloc+free
22 11 11 8.4 osh-native-souffle mut+alloc+free+gc
23 13 10 8.8 osh-native-souffle mut+alloc+free+gc+exit