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 18.0 476,767 1,282 6 406,620 5 203,310 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,767 1,282 6 406,610 5 203,305 osh-native-souffle
parse.configure-coreutils 150 24 62 44.5 50.0 1,653,355 4,764 12 1,025,542 6 764,314 osh-native
parse.configure-coreutils 133 25 58 44.5 49.5 1,653,354 4,764 12 1,025,532 6 764,309 osh-native-souffle
parse.abuild 9 1 1 2.6 8.8 101,958 180 2 75,046 1 37,523 osh-native
parse.abuild 8 1 1 2.6 8.3 101,958 180 2 75,036 1 37,518 osh-native-souffle
ex.compute-fib 30 0 1 2.2 8.1 579,722 22,608 12 50,000 0 2,927 osh-native
ex.compute-fib 23 0 2 2.2 7.6 579,722 22,608 12 50,000 0 2,922 osh-native-souffle
ex.bashcomp-parse-help 189 0 4 11.1 8.8 1,021,039 15,258 22 50,000 0 3,916 osh-native
ex.bashcomp-parse-help 180 0 4 11.1 8.4 1,021,038 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,357 277 3 85,264 1 42,632 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,357 277 3 85,254 1 42,627 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 1 1.6 dash -
23 23 0 3.0 bash -
101 52 56 3.4 zsh -
16 14 2 28.2 bumpleak/osh mut
20 16 4 29.6 _bin/cxx-opt+bumproot/osh mut
22 21 1 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
32 19 13 25.6 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
35 29 6 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 37 10 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.9 osh-native-souffle mut+alloc
29 20 8 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 28 5 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
22 21 1 1.4 dash -
81 80 1 3.1 bash -
379 206 194 3.4 zsh -
50 45 5 84.1 bumpleak/osh mut
68 60 8 84.4 _bin/cxx-opt+bumproot/osh mut
72 60 12 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 64 35 73.6 osh-native mut+alloc
109 71 38 75.4 osh-native mut+alloc+free
150 125 25 50.0 osh-native mut+alloc+free+gc
158 133 25 50.5 osh-native mut+alloc+free+gc+exit
143 100 43 98.9 _bin/cxx-opt+nopool/osh mut+alloc
212 181 31 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
91 58 33 73.3 osh-native-souffle mut+alloc
96 65 31 75.0 osh-native-souffle mut+alloc+free
133 104 29 49.5 osh-native-souffle mut+alloc+free+gc
140 112 28 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 4 2 2.9 bash -
7 5 2 3.1 zsh -
6 4 2 12.1 bumpleak/osh mut
7 4 2 11.0 _bin/cxx-opt+bumproot/osh mut
7 5 2 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 6 2 10.2 osh-native mut+alloc+free
9 6 3 8.8 osh-native mut+alloc+free+gc
9 7 2 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
9 3 6 9.8 osh-native-souffle mut+alloc+free
8 7 1 8.3 osh-native-souffle mut+alloc+free+gc
8 5 3 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 10 1 1.4 dash -
30 28 2 3.0 bash -
24 18 6 3.3 zsh -
20 17 3 30.9 bumpleak/osh mut
27 23 5 31.5 _bin/cxx-opt+bumproot/osh mut
31 25 5 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
46 33 13 26.5 osh-native mut+alloc
40 30 10 26.7 osh-native mut+alloc+free
30 28 2 8.1 osh-native mut+alloc+free+gc
30 27 3 7.9 osh-native mut+alloc+free+gc+exit
57 37 21 35.8 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 21 10 26.1 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
23 20 3 7.6 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 67 5 3.1 bash -
169 106 62 55.7 bumpleak/osh mut
183 130 53 56.8 _bin/cxx-opt+bumproot/osh mut
196 127 69 58.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
221 146 75 48.7 osh-native mut+alloc
228 157 71 50.8 osh-native mut+alloc+free
189 146 43 8.8 osh-native mut+alloc+free+gc
191 133 58 8.5 osh-native mut+alloc+free+gc+exit
236 154 82 64.7 _bin/cxx-opt+nopool/osh mut+alloc
213 167 46 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
213 142 71 48.6 osh-native-souffle mut+alloc
223 139 83 50.4 osh-native-souffle mut+alloc+free
180 125 55 8.4 osh-native-souffle mut+alloc+free+gc
180 140 40 8.5 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 3 7 3.4 dash -
20 10 10 4.5 bash -
18 8 10 3.5 zsh -
18 8 11 13.0 bumpleak/osh mut
22 10 12 12.7 _bin/cxx-opt+bumproot/osh mut
20 10 11 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 14 8 11.1 osh-native mut+alloc
23 8 15 11.4 osh-native mut+alloc+free
23 12 12 9.2 osh-native mut+alloc+free+gc
23 13 11 8.9 osh-native mut+alloc+free+gc+exit
25 13 12 12.9 _bin/cxx-opt+nopool/osh mut+alloc
25 15 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 9 13 10.7 osh-native-souffle mut+alloc
21 7 15 10.7 osh-native-souffle mut+alloc+free
21 10 12 8.7 osh-native-souffle mut+alloc+free+gc
22 12 11 8.7 osh-native-souffle mut+alloc+free+gc+exit