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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 58 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 24 59 45.9 50.9 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 8.0 101,935 180 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 21 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 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
6 6 0 1.6 dash -
23 23 0 3.1 bash -
104 68 42 3.5 zsh -
16 12 4 29.2 bumpleak/osh mut
19 19 0 29.1 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 11 18 25.3 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 35 0 18.0 osh-native mut+alloc+free+gc
35 31 4 17.8 osh-native mut+alloc+free+gc+exit
44 28 16 32.2 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 21.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 9 17 24.8 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
33 29 4 17.6 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 -
78 78 0 3.3 bash -
376 193 204 3.5 zsh -
49 36 12 84.8 bumpleak/osh mut
60 56 4 84.5 _bin/cxx-opt+bumproot/osh mut
70 53 16 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 84 12 73.5 osh-native mut+alloc
104 64 40 75.4 osh-native mut+alloc+free
143 111 32 49.7 osh-native mut+alloc+free+gc
146 121 24 50.4 osh-native mut+alloc+free+gc+exit
139 87 52 98.9 _bin/cxx-opt+nopool/osh mut+alloc
218 181 36 68.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 32 73.1 osh-native-souffle mut+alloc
94 61 33 75.0 osh-native-souffle mut+alloc+free
136 112 24 50.9 osh-native-souffle mut+alloc+free+gc
139 119 20 51.5 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 0 2 1.3 dash -
6 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 3 3 12.1 bumpleak/osh mut
6 0 6 10.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 0 8 10.4 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 8.1 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 11 0 1.4 dash -
29 24 4 3.0 bash -
24 12 12 3.3 zsh -
18 14 4 32.3 bumpleak/osh mut
26 26 0 33.0 _bin/cxx-opt+bumproot/osh mut
28 20 8 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 24 12 26.6 osh-native mut+alloc+free
28 20 8 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 12 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 25.8 osh-native-souffle mut+alloc
31 26 4 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 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 62 12 3.3 bash -
167 111 56 54.6 bumpleak/osh mut
182 117 65 56.6 _bin/cxx-opt+bumproot/osh mut
195 131 64 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 148 64 47.4 osh-native mut+alloc
221 132 88 49.1 osh-native mut+alloc+free
181 108 72 8.7 osh-native mut+alloc+free+gc
181 112 68 8.7 osh-native mut+alloc+free+gc+exit
234 143 91 64.2 _bin/cxx-opt+nopool/osh mut+alloc
209 174 36 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 92 112 46.7 osh-native-souffle mut+alloc
213 136 76 48.6 osh-native-souffle mut+alloc+free
175 111 63 8.3 osh-native-souffle mut+alloc+free+gc
176 96 80 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 10 0 3.5 dash -
20 18 2 4.5 bash -
18 16 3 3.4 zsh -
18 10 9 13.3 bumpleak/osh mut
20 7 14 12.7 _bin/cxx-opt+bumproot/osh mut
21 11 10 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 3 11.0 osh-native mut+alloc
22 14 9 11.1 osh-native mut+alloc+free
22 16 6 9.2 osh-native mut+alloc+free+gc
23 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 22 3 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.6 osh-native-souffle mut+alloc
21 10 11 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit