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 37 5 11 12.1 18.0 476,736 1,282 6 409,282 5 204,641 osh-native
parse.configure-cpython 34 4 11 12.0 17.4 476,736 1,282 6 408,782 5 204,391 osh-native-souffle
parse.configure-coreutils 195 30 106 41.1 45.8 1,653,324 4,764 12 1,591,964 7 795,982 osh-native
parse.configure-coreutils 169 29 90 44.6 49.7 1,653,323 4,764 12 1,030,666 6 769,417 osh-native-souffle
parse.abuild 10 1 2 2.6 8.4 101,927 180 2 75,254 1 37,627 osh-native
parse.abuild 9 1 2 2.6 8.3 101,927 180 2 75,124 1 37,562 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,192 22,608 12 50,000 0 2,904 osh-native
ex.compute-fib 23 0 2 2.4 7.6 584,192 22,608 12 50,000 0 2,842 osh-native-souffle
ex.bashcomp-parse-help 184 0 3 10.3 8.8 995,273 12,911 21 50,000 0 3,892 osh-native
ex.bashcomp-parse-help 176 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 9.0 116,342 270 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
7 6 0 1.6 dash -
23 19 4 3.1 bash -
106 62 51 3.4 zsh -
17 13 4 29.2 bumpleak/osh mut
20 19 0 28.3 _bin/cxx-opt+bumproot/osh mut
23 23 0 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 29 0 25.3 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
40 35 4 18.2 osh-native mut+alloc+free+gc+exit
44 28 16 33.4 _bin/cxx-opt+nopool/osh mut+alloc
53 45 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
34 29 4 17.4 osh-native-souffle mut+alloc+free+gc
35 28 8 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
22 22 0 1.6 dash -
78 78 0 3.3 bash -
384 250 157 3.8 zsh -
51 50 0 85.2 bumpleak/osh mut
59 51 8 84.4 _bin/cxx-opt+bumproot/osh mut
71 27 43 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 33 73.4 osh-native mut+alloc
106 66 39 75.2 osh-native mut+alloc+free
195 167 28 45.8 osh-native mut+alloc+free+gc
198 165 32 46.1 osh-native mut+alloc+free+gc+exit
141 101 40 98.8 _bin/cxx-opt+nopool/osh mut+alloc
274 242 32 61.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
96 60 36 75.0 osh-native-souffle mut+alloc+free
169 145 24 49.7 osh-native-souffle mut+alloc+free+gc
176 156 20 50.2 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 2.8 bash -
8 0 7 3.1 zsh -
6 6 0 10.5 bumpleak/osh mut
7 4 4 10.9 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.1 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
10 3 6 8.4 osh-native mut+alloc+free+gc
10 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 12 0 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 3 6 9.6 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 29 0 2.9 bash -
24 20 4 3.4 zsh -
19 15 4 31.9 bumpleak/osh mut
26 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.3 osh-native mut+alloc
38 30 8 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 35 20 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 26.1 osh-native-souffle mut+alloc
32 24 8 26.3 osh-native-souffle mut+alloc+free
23 15 8 7.6 osh-native-souffle mut+alloc+free+gc
23 19 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 65 8 3.1 bash -
168 108 60 55.7 bumpleak/osh mut
184 116 68 56.2 _bin/cxx-opt+bumproot/osh mut
196 132 64 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.1 osh-native mut+alloc
222 189 32 48.8 osh-native mut+alloc+free
184 100 84 8.8 osh-native mut+alloc+free+gc
183 135 48 8.9 osh-native mut+alloc+free+gc+exit
235 150 85 62.6 _bin/cxx-opt+nopool/osh mut+alloc
211 159 52 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 136 68 46.8 osh-native-souffle mut+alloc
210 121 89 48.3 osh-native-souffle mut+alloc+free
176 108 68 8.4 osh-native-souffle mut+alloc+free+gc
175 111 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 10 0 3.4 dash -
20 18 2 4.3 bash -
18 13 5 3.4 zsh -
20 11 9 13.0 bumpleak/osh mut
19 11 9 13.6 _bin/cxx-opt+bumproot/osh mut
20 12 9 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.0 osh-native mut+alloc
23 18 6 11.3 osh-native mut+alloc+free
22 21 2 9.0 osh-native mut+alloc+free+gc
23 11 13 9.0 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 3 10.5 osh-native-souffle mut+alloc
22 16 6 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 16 7 8.5 osh-native-souffle mut+alloc+free+gc+exit