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 40 6 13 12.0 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 145 20 59 44.5 49.9 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 136 23 59 44.5 49.3 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 8.0 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 29 0 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 186 0 4 10.8 8.9 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 178 0 4 10.8 8.4 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 24 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 22 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 6 0 1.4 dash -
24 19 4 3.0 bash -
105 66 45 3.4 zsh -
16 16 0 29.1 bumpleak/osh mut
19 11 8 29.5 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 29 0 25.3 osh-native mut+alloc
32 18 14 25.6 osh-native mut+alloc+free
40 32 8 17.8 osh-native mut+alloc+free+gc
38 30 7 17.8 osh-native mut+alloc+free+gc+exit
43 25 17 32.0 _bin/cxx-opt+nopool/osh mut+alloc
51 39 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
29 17 12 25.3 osh-native-souffle mut+alloc+free
33 18 15 17.4 osh-native-souffle mut+alloc+free+gc
34 30 4 17.8 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 -
77 77 0 3.1 bash -
375 220 177 3.4 zsh -
48 44 4 85.4 bumpleak/osh mut
60 55 4 85.4 _bin/cxx-opt+bumproot/osh mut
70 58 12 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 69 28 73.7 osh-native mut+alloc
107 79 28 75.4 osh-native mut+alloc+free
145 124 20 49.9 osh-native mut+alloc+free+gc
153 137 16 50.5 osh-native mut+alloc+free+gc+exit
138 97 41 98.4 _bin/cxx-opt+nopool/osh mut+alloc
204 175 28 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.1 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
136 112 24 49.3 osh-native-souffle mut+alloc+free+gc
139 118 20 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 1.4 dash -
6 3 3 3.0 bash -
8 0 8 3.1 zsh -
5 5 0 11.7 bumpleak/osh mut
6 3 3 10.7 _bin/cxx-opt+bumproot/osh mut
7 3 3 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 osh-native mut+alloc
8 8 0 10.2 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 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 11 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 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 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
11 11 0 1.4 dash -
29 25 4 2.9 bash -
24 16 8 3.3 zsh -
19 15 4 31.9 bumpleak/osh mut
27 19 8 32.8 _bin/cxx-opt+bumproot/osh mut
28 20 8 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 16 20 26.3 osh-native mut+alloc
55 46 8 26.6 osh-native mut+alloc+free
29 26 4 8.0 osh-native mut+alloc+free+gc
29 29 0 7.9 osh-native mut+alloc+free+gc+exit
55 38 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 12 25.8 osh-native-souffle mut+alloc
32 24 8 26.0 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 7.5 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 69 4 3.1 bash -
170 109 60 56.6 bumpleak/osh mut
184 135 48 56.2 _bin/cxx-opt+bumproot/osh mut
197 128 68 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 137 77 48.1 osh-native mut+alloc
219 159 60 50.0 osh-native mut+alloc+free
186 138 47 8.9 osh-native mut+alloc+free+gc
184 140 44 8.8 osh-native mut+alloc+free+gc+exit
237 170 67 63.6 _bin/cxx-opt+nopool/osh mut+alloc
211 155 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
210 137 72 47.7 osh-native-souffle mut+alloc
215 123 92 49.6 osh-native-souffle mut+alloc+free
178 117 61 8.4 osh-native-souffle mut+alloc+free+gc
178 121 56 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
10 8 2 3.4 dash -
20 18 3 4.3 bash -
18 9 10 3.4 zsh -
19 13 5 13.1 bumpleak/osh mut
21 11 11 12.8 _bin/cxx-opt+bumproot/osh mut
21 15 6 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 20 2 11.1 osh-native mut+alloc
23 14 9 11.1 osh-native mut+alloc+free
24 12 13 9.0 osh-native mut+alloc+free+gc
24 15 9 9.0 osh-native mut+alloc+free+gc+exit
25 20 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
27 17 10 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 3 10.7 osh-native-souffle mut+alloc
22 6 16 10.7 osh-native-souffle mut+alloc+free
22 17 5 8.7 osh-native-souffle mut+alloc+free+gc
23 15 8 8.7 osh-native-souffle mut+alloc+free+gc+exit