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 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 150 23 64 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 25 63 45.9 51.1 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 22 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.7 995,281 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 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 -
24 19 4 3.0 bash -
105 53 58 3.5 zsh -
17 10 7 29.4 bumpleak/osh mut
19 16 4 29.5 _bin/cxx-opt+bumproot/osh mut
22 22 0 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 15 15 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 27 8 17.8 osh-native mut+alloc+free+gc
36 36 0 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 33.3 _bin/cxx-opt+nopool/osh mut+alloc
49 38 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 9 17 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
33 20 12 17.4 osh-native-souffle mut+alloc+free+gc
34 22 11 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 1.4 dash -
78 78 0 3.1 bash -
379 191 213 3.5 zsh -
50 30 19 85.0 bumpleak/osh mut
60 40 20 86.0 _bin/cxx-opt+bumproot/osh mut
70 49 20 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
106 66 39 75.2 osh-native mut+alloc+free
150 134 16 49.8 osh-native mut+alloc+free+gc
158 134 24 50.3 osh-native mut+alloc+free+gc+exit
139 107 32 98.5 _bin/cxx-opt+nopool/osh mut+alloc
222 190 32 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.3 osh-native-souffle mut+alloc
96 56 40 75.1 osh-native-souffle mut+alloc+free
140 120 20 51.1 osh-native-souffle mut+alloc+free+gc
152 120 32 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 3 3 2.9 bash -
8 7 0 3.3 zsh -
6 0 6 11.7 bumpleak/osh mut
7 0 6 12.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
9 9 0 10.1 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
11 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 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 24 4 2.9 bash -
24 20 4 3.1 zsh -
18 18 0 31.0 bumpleak/osh mut
26 21 4 32.7 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.0 osh-native mut+alloc
37 29 8 26.2 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 42 11 35.5 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 25.6 osh-native-souffle mut+alloc
31 18 13 25.8 osh-native-souffle mut+alloc+free
22 18 4 7.6 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
76 71 4 3.3 bash -
168 108 60 53.8 bumpleak/osh mut
182 119 63 56.2 _bin/cxx-opt+bumproot/osh mut
194 134 61 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 144 68 47.1 osh-native mut+alloc
217 125 92 48.7 osh-native mut+alloc+free
183 132 52 8.7 osh-native mut+alloc+free+gc
183 127 55 8.7 osh-native mut+alloc+free+gc+exit
236 172 64 63.6 _bin/cxx-opt+nopool/osh mut+alloc
212 156 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 129 75 46.7 osh-native-souffle mut+alloc
210 139 71 48.3 osh-native-souffle mut+alloc+free
176 108 68 8.3 osh-native-souffle mut+alloc+free+gc
174 117 57 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 -
20 14 6 4.5 bash -
18 10 9 3.4 zsh -
20 15 5 12.8 bumpleak/osh mut
21 15 6 13.7 _bin/cxx-opt+bumproot/osh mut
22 12 10 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 14 11.0 osh-native mut+alloc
22 15 7 11.1 osh-native mut+alloc+free
23 11 12 9.2 osh-native mut+alloc+free+gc
23 21 3 8.8 osh-native mut+alloc+free+gc+exit
25 11 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 15 10.6 osh-native-souffle mut+alloc
21 12 9 10.6 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 21 1 8.8 osh-native-souffle mut+alloc+free+gc+exit