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 17.8 476,760 1,282 6 406,606 5 203,303 osh-native
parse.configure-cpython 33 4 9 12.0 17.4 476,760 1,282 6 406,322 5 203,161 osh-native-souffle
parse.configure-coreutils 164 27 77 44.5 50.0 1,653,348 4,764 12 1,025,528 6 764,307 osh-native
parse.configure-coreutils 152 25 73 44.5 49.5 1,653,347 4,764 12 1,025,518 6 764,302 osh-native-souffle
parse.abuild 9 1 1 2.6 8.8 101,951 180 2 75,032 1 37,516 osh-native
parse.abuild 8 1 1 2.6 8.1 101,951 180 2 75,022 1 37,511 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,715 22,608 12 50,000 0 2,920 osh-native
ex.compute-fib 23 0 2 2.2 7.5 579,715 22,608 12 50,000 0 2,915 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 11.1 8.9 1,021,030 15,258 22 50,000 0 3,909 osh-native
ex.bashcomp-parse-help 175 0 4 11.1 8.4 1,021,029 15,258 22 50,000 0 3,914 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,334 277 3 85,250 1 42,625 osh-native
ex.abuild-print-help 20 1 2 2.8 8.7 116,334 277 3 85,240 1 42,620 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 22 1 3.1 bash -
101 55 52 3.5 zsh -
16 12 4 29.2 bumpleak/osh mut
19 13 7 30.1 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 12 25.3 osh-native mut+alloc
32 23 9 25.6 osh-native mut+alloc+free
36 28 8 17.8 osh-native mut+alloc+free+gc
41 31 10 18.1 osh-native mut+alloc+free+gc+exit
42 26 16 32.3 _bin/cxx-opt+nopool/osh mut+alloc
49 36 13 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
33 31 2 17.4 osh-native-souffle mut+alloc+free+gc
33 26 7 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 77 1 3.3 bash -
365 188 197 3.7 zsh -
50 38 12 85.0 bumpleak/osh mut
58 52 6 85.6 _bin/cxx-opt+bumproot/osh mut
69 58 11 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 70 27 73.5 osh-native mut+alloc
104 70 34 75.5 osh-native mut+alloc+free
164 134 30 50.0 osh-native mut+alloc+free+gc
161 135 27 50.6 osh-native mut+alloc+free+gc+exit
135 97 38 99.0 _bin/cxx-opt+nopool/osh mut+alloc
211 183 28 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 65 23 73.3 osh-native-souffle mut+alloc
95 70 25 74.8 osh-native-souffle mut+alloc+free
152 128 24 49.5 osh-native-souffle mut+alloc+free+gc
152 125 27 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 1 1 1.3 dash -
5 4 2 2.9 bash -
7 1 6 3.3 zsh -
6 3 2 10.6 bumpleak/osh mut
7 5 2 11.4 _bin/cxx-opt+bumproot/osh mut
7 3 4 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 9.8 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 6 3 8.8 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 7 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 10 2 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.6 osh-native-souffle mut+alloc
8 7 2 9.8 osh-native-souffle mut+alloc+free
8 5 3 8.1 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
10 10 0 1.4 dash -
28 26 2 2.8 bash -
23 18 5 3.3 zsh -
19 13 6 31.5 bumpleak/osh mut
25 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 25 12 26.3 osh-native mut+alloc
38 27 11 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
29 23 6 8.1 osh-native mut+alloc+free+gc+exit
53 35 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 19 10 25.7 osh-native-souffle mut+alloc
30 20 10 26.2 osh-native-souffle mut+alloc+free
23 20 3 7.5 osh-native-souffle mut+alloc+free+gc
22 21 1 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
72 70 2 3.1 bash -
168 110 58 57.2 bumpleak/osh mut
183 130 53 56.3 _bin/cxx-opt+bumproot/osh mut
198 145 53 57.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 143 69 48.8 osh-native mut+alloc
221 142 78 50.8 osh-native mut+alloc+free
183 129 54 8.9 osh-native mut+alloc+free+gc
183 131 52 8.9 osh-native mut+alloc+free+gc+exit
232 153 78 64.5 _bin/cxx-opt+nopool/osh mut+alloc
211 160 51 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 127 76 48.3 osh-native-souffle mut+alloc
213 140 73 50.2 osh-native-souffle mut+alloc+free
175 117 58 8.4 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 3 6 3.4 dash -
19 12 8 4.3 bash -
17 6 11 3.5 zsh -
19 7 13 12.2 bumpleak/osh mut
19 9 10 12.1 _bin/cxx-opt+bumproot/osh mut
19 11 9 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 9 12 11.1 osh-native mut+alloc
22 8 14 11.3 osh-native mut+alloc+free
22 9 13 9.2 osh-native mut+alloc+free+gc
23 17 7 9.0 osh-native mut+alloc+free+gc+exit
24 12 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.5 osh-native-souffle mut+alloc
21 11 11 10.9 osh-native-souffle mut+alloc+free
20 10 10 8.7 osh-native-souffle mut+alloc+free+gc
21 8 14 8.7 osh-native-souffle mut+alloc+free+gc+exit