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 17.8 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 158 22 73 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 136 23 59 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 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 186 0 3 10.3 8.9 995,274 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 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,343 270 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 23 0 3.0 bash -
104 74 37 3.3 zsh -
16 12 4 29.3 bumpleak/osh mut
19 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
37 32 4 17.8 osh-native mut+alloc+free+gc
37 28 8 18.2 osh-native mut+alloc+free+gc+exit
44 27 16 33.3 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.9 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 20 12 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 18 4 1.6 dash -
79 78 0 3.1 bash -
376 199 197 3.5 zsh -
47 43 4 85.9 bumpleak/osh mut
60 56 4 85.8 _bin/cxx-opt+bumproot/osh mut
70 45 25 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 57 41 73.6 osh-native mut+alloc
107 75 32 75.4 osh-native mut+alloc+free
158 138 20 45.8 osh-native mut+alloc+free+gc
161 141 20 46.1 osh-native mut+alloc+free+gc+exit
139 83 55 99.0 _bin/cxx-opt+nopool/osh mut+alloc
259 239 20 60.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 67 21 73.0 osh-native-souffle mut+alloc
96 60 36 74.9 osh-native-souffle mut+alloc+free
136 115 20 49.5 osh-native-souffle mut+alloc+free+gc
142 121 20 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 4 4 3.1 zsh -
6 3 3 11.2 bumpleak/osh mut
7 3 3 10.9 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 0 9 8.8 osh-native mut+alloc+free+gc+exit
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 4 4 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 5 5 1.4 dash -
29 25 4 2.9 bash -
24 16 8 3.3 zsh -
19 14 5 31.7 bumpleak/osh mut
26 17 8 32.1 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 45 8 36.1 _bin/cxx-opt+nopool/osh mut+alloc
38 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 17 13 25.8 osh-native-souffle mut+alloc
31 19 12 26.3 osh-native-souffle mut+alloc+free
22 14 7 7.6 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
74 66 8 3.0 bash -
168 112 56 54.3 bumpleak/osh mut
180 124 56 55.8 _bin/cxx-opt+bumproot/osh mut
195 142 53 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 151 60 47.0 osh-native mut+alloc
217 121 97 48.7 osh-native mut+alloc+free
186 134 51 8.9 osh-native mut+alloc+free+gc
181 136 44 8.7 osh-native mut+alloc+free+gc+exit
231 155 76 63.4 _bin/cxx-opt+nopool/osh mut+alloc
209 173 35 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 134 69 46.6 osh-native-souffle mut+alloc
209 103 107 48.3 osh-native-souffle mut+alloc+free
173 138 35 8.3 osh-native-souffle mut+alloc+free+gc
174 99 75 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 7 3 3.4 dash -
20 12 8 4.5 bash -
18 17 1 3.4 zsh -
19 13 7 13.0 bumpleak/osh mut
20 18 2 12.2 _bin/cxx-opt+bumproot/osh mut
22 11 11 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 4 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
23 14 9 9.0 osh-native mut+alloc+free+gc+exit
25 18 7 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.5 osh-native-souffle mut+alloc
21 16 6 10.9 osh-native-souffle mut+alloc+free
21 15 6 8.8 osh-native-souffle mut+alloc+free+gc
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc+exit