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 34 3 9 12.1 18.1 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 150 20 67 41.1 45.9 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 134 22 57 44.6 49.5 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.5 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 180 0 3 10.3 8.8 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.3 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 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 6 0 1.4 dash -
23 19 4 3.1 bash -
104 51 60 3.4 zsh -
16 16 0 28.5 bumpleak/osh mut
19 15 4 29.8 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
34 23 11 18.1 osh-native mut+alloc+free+gc
35 31 4 18.2 osh-native mut+alloc+free+gc+exit
43 23 19 32.9 _bin/cxx-opt+nopool/osh mut+alloc
49 36 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.8 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.7 osh-native-souffle mut+alloc+free+gc
32 24 8 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 73 4 3.3 bash -
374 205 192 3.5 zsh -
49 41 8 84.3 bumpleak/osh mut
58 54 4 85.8 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 67 32 73.6 osh-native mut+alloc
104 64 40 75.4 osh-native mut+alloc+free
150 133 16 45.9 osh-native mut+alloc+free+gc
154 137 16 46.1 osh-native mut+alloc+free+gc+exit
137 98 39 99.1 _bin/cxx-opt+nopool/osh mut+alloc
214 193 20 61.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 62 25 73.0 osh-native-souffle mut+alloc
96 60 36 74.9 osh-native-souffle mut+alloc+free
134 110 24 49.5 osh-native-souffle mut+alloc+free+gc
141 101 39 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 1.4 dash -
6 3 3 3.0 bash -
8 8 0 3.4 zsh -
6 6 0 11.4 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
7 3 3 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 9.8 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.3 osh-native-souffle mut+alloc+free+gc
8 4 4 8.3 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
11 10 0 1.6 dash -
29 28 0 2.9 bash -
24 14 9 3.3 zsh -
18 18 0 31.3 bumpleak/osh mut
25 21 4 32.0 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 33 4 26.7 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 23 5 8.0 osh-native mut+alloc+free+gc+exit
53 49 4 36.1 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 29 0 25.8 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
21 17 4 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
73 68 4 3.1 bash -
168 108 60 55.9 bumpleak/osh mut
180 108 72 54.6 _bin/cxx-opt+bumproot/osh mut
194 133 61 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.0 osh-native mut+alloc
219 155 64 48.8 osh-native mut+alloc+free
180 144 36 8.8 osh-native mut+alloc+free+gc
181 125 56 8.8 osh-native mut+alloc+free+gc+exit
232 136 96 63.3 _bin/cxx-opt+nopool/osh mut+alloc
208 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 134 67 46.6 osh-native-souffle mut+alloc
208 132 76 48.3 osh-native-souffle mut+alloc+free
173 153 20 8.3 osh-native-souffle mut+alloc+free+gc
173 117 56 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 4 5 3.5 dash -
19 17 3 4.5 bash -
17 13 5 3.5 zsh -
18 14 4 11.8 bumpleak/osh mut
21 11 10 13.1 _bin/cxx-opt+bumproot/osh mut
19 17 3 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 13 8 11.0 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
22 14 8 9.2 osh-native mut+alloc+free+gc
22 15 7 9.0 osh-native mut+alloc+free+gc+exit
24 22 3 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.6 osh-native-souffle mut+alloc
21 5 17 10.6 osh-native-souffle mut+alloc+free
21 19 2 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit