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 11 12.1 18.0 476,736 1,282 6 409,282 5 204,641 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,736 1,282 6 408,782 5 204,391 osh-native-souffle
parse.configure-coreutils 160 22 76 41.1 45.9 1,653,324 4,764 12 1,591,964 7 795,982 osh-native
parse.configure-coreutils 140 23 64 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 8.5 101,927 180 2 75,254 1 37,627 osh-native
parse.abuild 9 1 2 2.6 8.1 101,927 180 2 75,124 1 37,562 osh-native-souffle
ex.compute-fib 28 0 2 2.4 8.0 584,192 22,608 12 50,000 0 2,904 osh-native
ex.compute-fib 22 0 2 2.4 7.5 584,192 22,608 12 50,000 0 2,842 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.8 995,273 12,911 21 50,000 0 3,892 osh-native
ex.bashcomp-parse-help 175 0 4 10.3 8.3 995,272 12,911 21 50,000 0 3,832 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,342 270 3 85,490 1 42,745 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,342 270 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 3 3 1.4 dash -
24 23 0 3.0 bash -
105 60 52 3.4 zsh -
16 16 0 27.9 bumpleak/osh mut
20 15 4 29.7 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 27 4 25.3 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
37 33 4 18.0 osh-native mut+alloc+free+gc
38 19 19 18.1 osh-native mut+alloc+free+gc+exit
44 20 24 33.0 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
33 22 11 17.6 osh-native-souffle mut+alloc+free+gc
34 26 8 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
21 21 0 1.6 dash -
77 77 0 3.1 bash -
379 225 177 3.7 zsh -
48 36 12 84.5 bumpleak/osh mut
60 52 8 85.3 _bin/cxx-opt+bumproot/osh mut
70 61 8 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 62 35 73.5 osh-native mut+alloc
105 62 43 75.4 osh-native mut+alloc+free
160 144 16 45.9 osh-native mut+alloc+free+gc
167 142 24 46.1 osh-native mut+alloc+free+gc+exit
138 83 55 99.5 _bin/cxx-opt+nopool/osh mut+alloc
229 201 28 61.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.2 osh-native-souffle mut+alloc
97 64 32 75.0 osh-native-souffle mut+alloc+free
140 120 20 49.7 osh-native-souffle mut+alloc+free+gc
149 129 20 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 2 0 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 0 6 11.8 bumpleak/osh mut
6 0 6 12.4 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.2 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.8 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 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 8 0 8.1 osh-native-souffle mut+alloc+free+gc
8 4 4 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
11 10 0 1.6 dash -
29 28 0 2.9 bash -
24 20 4 3.4 zsh -
19 8 11 32.0 bumpleak/osh mut
26 22 4 32.8 _bin/cxx-opt+bumproot/osh mut
29 20 8 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 25 12 26.2 osh-native mut+alloc
38 23 15 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 27 27 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.8 osh-native-souffle mut+alloc
32 21 11 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 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
73 73 0 3.1 bash -
167 107 60 55.0 bumpleak/osh mut
183 127 56 54.9 _bin/cxx-opt+bumproot/osh mut
194 129 65 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 128 84 47.0 osh-native mut+alloc
217 138 79 48.8 osh-native mut+alloc+free
183 126 57 8.8 osh-native mut+alloc+free+gc
181 117 64 8.8 osh-native mut+alloc+free+gc+exit
232 148 84 62.8 _bin/cxx-opt+nopool/osh mut+alloc
211 179 32 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 146 59 46.8 osh-native-souffle mut+alloc
213 133 80 48.3 osh-native-souffle mut+alloc+free
175 95 79 8.3 osh-native-souffle mut+alloc+free+gc
175 123 52 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 6 4 3.4 dash -
20 18 2 4.3 bash -
18 13 5 3.4 zsh -
18 6 13 11.9 bumpleak/osh mut
20 14 7 12.1 _bin/cxx-opt+bumproot/osh mut
21 15 6 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 17 6 11.0 osh-native mut+alloc+free
23 16 8 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 21 4 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 16 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
21 9 13 10.7 osh-native-souffle mut+alloc+free
22 17 5 8.5 osh-native-souffle mut+alloc+free+gc
22 8 14 8.7 osh-native-souffle mut+alloc+free+gc+exit