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 12.1 18.0 476,709 1,282 6 409,066 5 204,533 osh-native
parse.configure-cpython 33 3 9 12.0 17.4 476,709 1,282 6 408,724 5 204,362 osh-native-souffle
parse.configure-coreutils 143 21 57 44.7 49.9 1,653,297 4,764 12 1,030,980 6 769,627 osh-native
parse.configure-coreutils 141 24 63 46.1 51.0 1,653,296 4,764 12 1,069,090 6 798,626 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,900 180 2 75,196 1 37,598 osh-native
parse.abuild 8 1 1 2.6 8.1 101,900 180 2 75,066 1 37,533 osh-native-souffle
ex.compute-fib 29 0 1 2.4 7.7 584,165 22,608 12 50,000 0 2,876 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,165 22,608 12 50,000 0 2,813 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.8 995,246 12,911 21 50,000 0 3,866 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,245 12,911 21 50,000 0 3,796 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,315 270 3 85,432 1 42,716 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,315 270 3 85,308 1 42,654 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 -
106 69 44 3.4 zsh -
16 16 0 28.0 bumpleak/osh mut
20 20 0 28.5 _bin/cxx-opt+bumproot/osh mut
23 23 0 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 29 0 25.3 osh-native mut+alloc
32 24 8 25.6 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
37 32 4 18.2 osh-native mut+alloc+free+gc+exit
43 39 4 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
29 8 20 25.3 osh-native-souffle mut+alloc+free
33 18 14 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 -
77 73 4 3.1 bash -
377 207 192 3.5 zsh -
49 41 7 84.2 bumpleak/osh mut
59 51 8 86.3 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 74 23 73.6 osh-native mut+alloc
106 55 51 75.4 osh-native mut+alloc+free
143 107 36 49.9 osh-native mut+alloc+free+gc
152 128 24 50.6 osh-native mut+alloc+free+gc+exit
142 97 45 98.9 _bin/cxx-opt+nopool/osh mut+alloc
202 174 28 68.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 39 50 73.2 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
141 121 20 51.0 osh-native-souffle mut+alloc+free+gc
152 124 28 52.1 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 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 6 0 11.0 bumpleak/osh mut
7 3 3 11.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.2 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.8 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
8 4 4 8.1 osh-native-souffle mut+alloc+free+gc
8 4 4 8.3 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 -
28 28 0 2.9 bash -
24 23 0 3.3 zsh -
19 15 4 31.7 bumpleak/osh mut
25 17 8 32.7 _bin/cxx-opt+bumproot/osh mut
27 19 8 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
38 25 12 26.7 osh-native mut+alloc+free
29 18 11 7.7 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 38 15 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
32 16 16 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
21 21 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
74 73 0 3.1 bash -
168 108 60 53.9 bumpleak/osh mut
181 114 67 55.3 _bin/cxx-opt+bumproot/osh mut
195 127 68 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 154 59 47.2 osh-native mut+alloc
218 131 87 48.6 osh-native mut+alloc+free
182 118 63 8.8 osh-native mut+alloc+free+gc
183 151 32 8.8 osh-native mut+alloc+free+gc+exit
234 141 93 62.9 _bin/cxx-opt+nopool/osh mut+alloc
207 127 79 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 122 81 46.6 osh-native-souffle mut+alloc
210 129 80 48.2 osh-native-souffle mut+alloc+free
175 107 67 8.3 osh-native-souffle mut+alloc+free+gc
175 126 49 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 10 0 3.5 dash -
20 16 4 4.3 bash -
17 17 1 3.5 zsh -
18 11 7 13.2 bumpleak/osh mut
19 10 10 13.5 _bin/cxx-opt+bumproot/osh mut
22 11 12 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 8 11.0 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
22 19 4 9.0 osh-native mut+alloc+free+gc
23 13 10 8.9 osh-native mut+alloc+free+gc+exit
25 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 6 10.6 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 11 10 8.5 osh-native-souffle mut+alloc+free+gc
22 15 7 8.8 osh-native-souffle mut+alloc+free+gc+exit