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 4 10 12.0 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 149 24 64 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 135 23 59 44.5 49.5 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 7.9 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 21 0 1 2.1 7.5 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 180 0 4 10.8 8.7 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 174 0 4 10.8 8.5 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,318 277 3 85,124 1 42,562 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 3.0 bash -
101 63 45 3.4 zsh -
16 12 4 28.4 bumpleak/osh mut
20 15 4 28.3 _bin/cxx-opt+bumproot/osh mut
22 16 6 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 24 6 25.3 osh-native mut+alloc
31 23 8 25.8 osh-native mut+alloc+free
36 27 9 17.8 osh-native mut+alloc+free+gc
37 31 5 18.0 osh-native mut+alloc+free+gc+exit
42 28 14 32.5 _bin/cxx-opt+nopool/osh mut+alloc
49 43 6 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
28 18 10 25.3 osh-native-souffle mut+alloc+free
32 26 6 17.4 osh-native-souffle mut+alloc+free+gc
34 30 4 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 -
78 75 3 3.1 bash -
366 188 199 3.5 zsh -
49 39 10 84.0 bumpleak/osh mut
60 48 12 86.0 _bin/cxx-opt+bumproot/osh mut
71 58 13 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 29 73.5 osh-native mut+alloc
104 70 34 75.4 osh-native mut+alloc+free
149 128 21 49.8 osh-native mut+alloc+free+gc
162 134 25 50.5 osh-native mut+alloc+free+gc+exit
140 95 45 98.9 _bin/cxx-opt+nopool/osh mut+alloc
227 199 28 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 54 34 73.0 osh-native-souffle mut+alloc
94 63 31 74.9 osh-native-souffle mut+alloc+free
135 104 31 49.5 osh-native-souffle mut+alloc+free+gc
145 124 22 50.1 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 1.3 dash -
5 4 2 3.0 bash -
8 1 7 3.1 zsh -
6 5 1 11.2 bumpleak/osh mut
7 3 4 11.3 _bin/cxx-opt+bumproot/osh mut
7 2 5 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 3 10.0 osh-native mut+alloc
9 6 2 10.1 osh-native mut+alloc+free
9 7 2 8.5 osh-native mut+alloc+free+gc
9 7 2 8.5 osh-native mut+alloc+free+gc+exit
12 5 7 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 6 2 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 5 4 7.9 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 -
28 26 2 3.0 bash -
23 20 3 3.1 zsh -
19 13 6 32.2 bumpleak/osh mut
25 18 7 31.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 9 26.5 osh-native mut+alloc
38 31 7 26.6 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
54 34 20 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 35 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 20 9 25.8 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
21 19 2 7.5 osh-native-souffle mut+alloc+free+gc
21 19 2 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 70 3 3.1 bash -
168 110 58 56.4 bumpleak/osh mut
179 126 52 55.6 _bin/cxx-opt+bumproot/osh mut
195 122 73 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 77 48.2 osh-native mut+alloc
220 164 56 50.0 osh-native mut+alloc+free
180 130 50 8.7 osh-native mut+alloc+free+gc
181 118 63 8.8 osh-native mut+alloc+free+gc+exit
235 143 92 64.0 _bin/cxx-opt+nopool/osh mut+alloc
211 142 69 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 130 74 47.8 osh-native-souffle mut+alloc
214 134 80 49.6 osh-native-souffle mut+alloc+free
174 116 58 8.5 osh-native-souffle mut+alloc+free+gc
174 122 52 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
9 5 5 3.5 dash -
19 10 9 4.5 bash -
17 11 7 3.5 zsh -
18 8 10 11.3 bumpleak/osh mut
20 10 11 12.8 _bin/cxx-opt+bumproot/osh mut
20 6 15 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.0 osh-native mut+alloc
22 10 13 10.9 osh-native mut+alloc+free
22 11 12 9.0 osh-native mut+alloc+free+gc
23 10 14 8.9 osh-native mut+alloc+free+gc+exit
24 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 12 10.6 osh-native-souffle mut+alloc
21 7 14 10.6 osh-native-souffle mut+alloc+free
21 14 7 8.7 osh-native-souffle mut+alloc+free+gc
21 10 12 8.5 osh-native-souffle mut+alloc+free+gc+exit