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 4 10 12.1 18.0 476,720 1,282 6 409,234 5 204,617 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,720 1,282 6 408,734 5 204,367 osh-native-souffle
parse.configure-coreutils 162 28 73 44.7 49.9 1,653,308 4,764 12 1,030,990 6 769,632 osh-native
parse.configure-coreutils 144 25 67 44.6 49.7 1,653,307 4,764 12 1,030,618 6 769,393 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,911 180 2 75,206 1 37,603 osh-native
parse.abuild 8 1 1 2.6 8.3 101,911 180 2 75,076 1 37,538 osh-native-souffle
ex.compute-fib 28 0 1 2.4 8.1 584,179 22,608 12 50,000 0 2,880 osh-native
ex.compute-fib 21 0 1 2.4 7.6 584,179 22,608 12 50,000 0 2,818 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.8 995,257 12,911 21 50,000 0 3,868 osh-native
ex.bashcomp-parse-help 177 0 3 10.3 8.3 995,256 12,911 21 50,000 0 3,815 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,326 270 3 85,442 1 42,721 osh-native
ex.abuild-print-help 28 1 3 2.8 8.7 116,326 270 3 85,318 1 42,659 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 3 3 1.6 dash -
23 23 0 3.0 bash -
104 56 55 3.4 zsh -
16 8 8 29.4 bumpleak/osh mut
20 12 8 30.2 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 12 24 25.2 osh-native mut+alloc
31 16 16 25.6 osh-native mut+alloc+free
37 28 8 18.0 osh-native mut+alloc+free+gc
40 28 12 18.2 osh-native mut+alloc+free+gc+exit
43 19 23 32.6 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 26 0 24.6 osh-native-souffle mut+alloc
30 21 8 25.2 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
34 30 4 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 1.6 dash -
77 77 0 3.1 bash -
380 204 200 3.7 zsh -
49 49 0 84.6 bumpleak/osh mut
61 56 4 84.7 _bin/cxx-opt+bumproot/osh mut
71 71 0 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 33 73.6 osh-native mut+alloc
110 83 28 75.4 osh-native mut+alloc+free
162 137 24 49.9 osh-native mut+alloc+free+gc
160 135 24 50.7 osh-native mut+alloc+free+gc+exit
140 104 36 98.8 _bin/cxx-opt+nopool/osh mut+alloc
204 172 32 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
97 39 58 73.0 osh-native-souffle mut+alloc
97 72 24 74.9 osh-native-souffle mut+alloc+free
144 112 32 49.7 osh-native-souffle mut+alloc+free+gc
150 133 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 6 0 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
7 7 0 11.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 10.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
10 5 5 10.1 osh-native mut+alloc
12 8 4 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 8 0 9.7 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
10 10 0 1.4 dash -
29 29 0 2.9 bash -
24 24 0 3.3 zsh -
19 15 4 32.1 bumpleak/osh mut
26 21 4 32.1 _bin/cxx-opt+bumproot/osh mut
28 23 4 33.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 30 7 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 23 5 8.0 osh-native mut+alloc+free+gc+exit
53 32 20 36.0 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 26.0 osh-native-souffle mut+alloc
31 16 16 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 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 66 8 3.0 bash -
167 103 64 55.2 bumpleak/osh mut
181 117 64 54.4 _bin/cxx-opt+bumproot/osh mut
193 129 64 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 46.9 osh-native mut+alloc
218 131 87 48.8 osh-native mut+alloc+free
184 128 56 8.8 osh-native mut+alloc+free+gc
183 139 44 8.8 osh-native mut+alloc+free+gc+exit
235 121 113 62.6 _bin/cxx-opt+nopool/osh mut+alloc
208 148 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 129 77 46.6 osh-native-souffle mut+alloc
211 143 68 48.2 osh-native-souffle mut+alloc+free
177 140 36 8.3 osh-native-souffle mut+alloc+free+gc
178 121 56 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 7 3 3.4 dash -
20 19 2 4.5 bash -
18 7 12 3.5 zsh -
18 16 2 11.8 bumpleak/osh mut
19 11 9 13.7 _bin/cxx-opt+bumproot/osh mut
20 17 4 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 10.9 osh-native mut+alloc
22 14 8 11.1 osh-native mut+alloc+free
22 14 8 9.0 osh-native mut+alloc+free+gc
22 12 11 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.6 osh-native-souffle mut+alloc
21 16 5 10.7 osh-native-souffle mut+alloc+free
28 20 9 8.7 osh-native-souffle mut+alloc+free+gc
22 13 10 8.7 osh-native-souffle mut+alloc+free+gc+exit