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 35 3 9 12.0 17.8 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 35 4 10 12.0 17.6 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 159 26 72 44.5 49.7 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 159 32 80 44.5 49.5 1,653,353 4,764 12 1,025,530 6 764,308 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,957 180 2 75,044 1 37,522 osh-native
parse.abuild 9 1 1 2.6 8.4 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 11.1 8.8 1,021,036 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 174 0 4 11.1 8.4 1,021,035 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,340 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,340 277 3 85,252 1 42,626 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 5 1 1.6 dash -
23 22 1 3.1 bash -
100 55 52 3.3 zsh -
16 13 3 29.7 bumpleak/osh mut
20 17 3 30.1 _bin/cxx-opt+bumproot/osh mut
24 19 5 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 24 6 25.3 osh-native mut+alloc
32 24 8 25.7 osh-native mut+alloc+free
35 29 6 17.8 osh-native mut+alloc+free+gc
37 29 8 18.1 osh-native mut+alloc+free+gc+exit
43 29 15 32.4 _bin/cxx-opt+nopool/osh mut+alloc
49 38 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 17 10 24.9 osh-native-souffle mut+alloc
30 21 9 25.3 osh-native-souffle mut+alloc+free
35 25 10 17.6 osh-native-souffle mut+alloc+free+gc
35 30 5 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 20 1 1.6 dash -
77 76 1 3.3 bash -
362 197 187 3.5 zsh -
47 41 6 85.3 bumpleak/osh mut
60 46 14 85.1 _bin/cxx-opt+bumproot/osh mut
71 59 12 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
100 73 27 73.4 osh-native mut+alloc
108 70 38 75.5 osh-native mut+alloc+free
159 136 23 49.7 osh-native mut+alloc+free+gc
166 142 24 50.6 osh-native mut+alloc+free+gc+exit
136 91 45 99.0 _bin/cxx-opt+nopool/osh mut+alloc
232 203 29 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 54 36 73.1 osh-native-souffle mut+alloc
97 68 29 75.0 osh-native-souffle mut+alloc+free
159 138 21 49.5 osh-native-souffle mut+alloc+free+gc
166 143 23 49.9 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 1 1 1.4 dash -
6 4 1 2.9 bash -
8 6 2 3.3 zsh -
6 3 3 10.9 bumpleak/osh mut
7 6 1 12.8 _bin/cxx-opt+bumproot/osh mut
7 5 2 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 6 3 10.0 osh-native mut+alloc
9 7 2 10.1 osh-native mut+alloc+free
9 5 4 8.7 osh-native mut+alloc+free+gc
9 7 3 8.5 osh-native mut+alloc+free+gc+exit
12 9 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
13 9 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.7 osh-native-souffle mut+alloc
9 5 4 10.0 osh-native-souffle mut+alloc+free
9 7 2 8.4 osh-native-souffle mut+alloc+free+gc
9 6 3 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 9 1 1.6 dash -
28 27 1 2.9 bash -
23 20 3 3.3 zsh -
19 15 4 31.9 bumpleak/osh mut
26 21 5 33.2 _bin/cxx-opt+bumproot/osh mut
28 23 5 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
43 32 11 26.5 osh-native mut+alloc
38 27 11 26.7 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
56 33 23 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 5 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 10 26.1 osh-native-souffle mut+alloc
32 21 11 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 19 3 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
74 68 6 3.0 bash -
171 107 64 55.8 bumpleak/osh mut
184 131 53 58.0 _bin/cxx-opt+bumproot/osh mut
198 135 63 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 143 73 49.0 osh-native mut+alloc
225 149 76 50.8 osh-native mut+alloc+free
184 137 47 8.8 osh-native mut+alloc+free+gc
184 132 52 8.9 osh-native mut+alloc+free+gc+exit
240 171 69 64.5 _bin/cxx-opt+nopool/osh mut+alloc
219 166 53 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
210 142 68 48.4 osh-native-souffle mut+alloc
215 140 75 50.1 osh-native-souffle mut+alloc+free
174 122 52 8.4 osh-native-souffle mut+alloc+free+gc
177 118 58 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 4 6 3.5 dash -
19 15 5 4.3 bash -
17 9 9 3.5 zsh -
17 9 9 11.5 bumpleak/osh mut
21 7 14 13.3 _bin/cxx-opt+bumproot/osh mut
21 9 13 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 12 11.1 osh-native mut+alloc
23 10 14 11.3 osh-native mut+alloc+free
22 10 13 9.2 osh-native mut+alloc+free+gc
23 12 11 9.2 osh-native mut+alloc+free+gc+exit
26 10 17 12.7 _bin/cxx-opt+nopool/osh mut+alloc
27 16 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 11 10.6 osh-native-souffle mut+alloc
21 9 12 10.9 osh-native-souffle mut+alloc+free
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc
23 10 14 8.5 osh-native-souffle mut+alloc+free+gc+exit