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 36 3 9 12.0 17.7 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 25 62 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 143 26 65 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 0 1.4 dash -
24 23 0 3.1 bash -
107 74 39 3.4 zsh -
17 7 10 29.7 bumpleak/osh mut
20 16 4 30.0 _bin/cxx-opt+bumproot/osh mut
22 13 9 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
32 16 16 25.6 osh-native mut+alloc+free
36 24 12 17.7 osh-native mut+alloc+free+gc
36 28 8 18.0 osh-native mut+alloc+free+gc+exit
43 31 12 32.8 _bin/cxx-opt+nopool/osh mut+alloc
48 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 20 8 24.9 osh-native-souffle mut+alloc
30 18 11 25.3 osh-native-souffle mut+alloc+free
32 23 9 17.6 osh-native-souffle mut+alloc+free+gc
33 25 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
22 22 0 1.6 dash -
79 79 0 3.1 bash -
395 209 206 3.7 zsh -
49 44 4 85.3 bumpleak/osh mut
60 52 8 86.1 _bin/cxx-opt+bumproot/osh mut
70 65 4 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.4 osh-native mut+alloc
107 86 21 75.4 osh-native mut+alloc+free
148 124 24 49.6 osh-native mut+alloc+free+gc
156 140 16 50.6 osh-native mut+alloc+free+gc+exit
140 80 60 98.6 _bin/cxx-opt+nopool/osh mut+alloc
216 188 28 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 76 12 73.3 osh-native-souffle mut+alloc
97 64 32 75.0 osh-native-souffle mut+alloc+free
143 115 28 51.0 osh-native-souffle mut+alloc+free+gc
146 122 24 51.7 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 8 0 3.3 zsh -
6 3 3 11.8 bumpleak/osh mut
6 0 6 10.8 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 8.0 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 1.6 dash -
29 29 0 2.9 bash -
23 15 8 3.3 zsh -
19 18 0 32.1 bumpleak/osh mut
25 25 0 31.9 _bin/cxx-opt+bumproot/osh mut
28 27 0 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.2 osh-native mut+alloc
38 26 11 26.6 osh-native mut+alloc+free
28 20 8 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 38 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.0 osh-native-souffle mut+alloc
32 18 13 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.7 osh-native-souffle mut+alloc+free+gc
22 22 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 65 8 3.1 bash -
168 96 72 55.5 bumpleak/osh mut
183 107 76 56.6 _bin/cxx-opt+bumproot/osh mut
196 132 64 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 152 60 47.3 osh-native mut+alloc
222 181 40 49.0 osh-native mut+alloc+free
181 141 40 8.5 osh-native mut+alloc+free+gc
183 100 84 8.8 osh-native mut+alloc+free+gc+exit
236 176 60 62.8 _bin/cxx-opt+nopool/osh mut+alloc
210 138 71 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 137 69 47.0 osh-native-souffle mut+alloc
212 152 60 48.7 osh-native-souffle mut+alloc+free
176 115 60 8.3 osh-native-souffle mut+alloc+free+gc
175 122 53 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 6 4 3.5 dash -
21 20 1 4.3 bash -
18 13 5 3.4 zsh -
20 14 6 12.2 bumpleak/osh mut
21 15 7 13.4 _bin/cxx-opt+bumproot/osh mut
21 13 8 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.0 osh-native mut+alloc
22 13 10 11.0 osh-native mut+alloc+free
23 14 9 9.2 osh-native mut+alloc+free+gc
23 21 3 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 8 10.6 osh-native-souffle mut+alloc
22 13 10 10.6 osh-native-souffle mut+alloc+free
22 15 7 8.5 osh-native-souffle mut+alloc+free+gc
22 21 2 8.7 osh-native-souffle mut+alloc+free+gc+exit