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 18.0 476,752 1,282 6 406,606 5 203,303 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,752 1,282 6 406,202 5 203,101 osh-native-souffle
parse.configure-coreutils 150 24 63 44.5 49.8 1,653,340 4,764 12 1,025,528 6 764,307 osh-native
parse.configure-coreutils 136 22 60 44.5 49.4 1,653,339 4,764 12 1,025,398 6 764,242 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,943 180 2 75,032 1 37,516 osh-native
parse.abuild 9 1 2 2.4 8.0 101,943 180 3 87,094 1 43,547 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,607 22,608 12 50,000 0 2,920 osh-native
ex.compute-fib 22 0 1 2.1 7.3 579,607 22,608 12 50,000 0 2,859 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,289 15,258 21 50,000 0 3,902 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,288 15,258 21 50,000 0 3,845 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,319 277 3 85,250 1 42,625 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,319 277 3 85,126 1 42,563 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 19 4 3.1 bash -
105 79 32 3.3 zsh -
16 12 4 29.4 bumpleak/osh mut
19 15 4 29.2 _bin/cxx-opt+bumproot/osh mut
22 7 14 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 22 15 18.0 osh-native mut+alloc+free+gc+exit
44 27 16 33.1 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.9 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 18 14 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 18 4 1.4 dash -
78 78 0 3.1 bash -
376 217 180 3.7 zsh -
49 44 4 85.6 bumpleak/osh mut
60 56 4 85.9 _bin/cxx-opt+bumproot/osh mut
69 49 19 87.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
107 79 28 73.7 osh-native mut+alloc
107 83 24 75.3 osh-native mut+alloc+free
150 134 16 49.8 osh-native mut+alloc+free+gc
157 129 27 50.3 osh-native mut+alloc+free+gc+exit
140 104 36 98.7 _bin/cxx-opt+nopool/osh mut+alloc
211 179 32 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
96 72 24 75.0 osh-native-souffle mut+alloc+free
136 115 20 49.4 osh-native-souffle mut+alloc+free+gc
143 119 25 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 2.9 bash -
8 0 7 3.3 zsh -
6 0 6 11.4 bumpleak/osh mut
7 7 0 10.7 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
11 4 8 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 7 4 1.4 dash -
28 24 4 3.0 bash -
24 12 12 3.3 zsh -
19 18 0 31.8 bumpleak/osh mut
26 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
29 25 4 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 32 4 26.5 osh-native mut+alloc
39 34 4 26.6 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 46 8 36.0 _bin/cxx-opt+nopool/osh mut+alloc
42 38 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.1 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.3 osh-native-souffle mut+alloc+free+gc
21 17 4 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
73 72 0 3.1 bash -
164 115 49 54.6 bumpleak/osh mut
182 118 63 55.1 _bin/cxx-opt+bumproot/osh mut
195 115 80 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 125 85 47.3 osh-native mut+alloc
216 168 48 49.1 osh-native mut+alloc+free
181 117 65 8.7 osh-native mut+alloc+free+gc
183 119 64 8.8 osh-native mut+alloc+free+gc+exit
233 141 92 63.4 _bin/cxx-opt+nopool/osh mut+alloc
209 145 64 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 47.0 osh-native-souffle mut+alloc
211 115 96 48.6 osh-native-souffle mut+alloc+free
175 115 59 8.3 osh-native-souffle mut+alloc+free+gc
175 130 45 8.3 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 9 1 3.4 dash -
20 16 4 4.3 bash -
18 10 8 3.5 zsh -
19 17 3 12.4 bumpleak/osh mut
20 13 8 12.8 _bin/cxx-opt+bumproot/osh mut
20 15 5 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.1 osh-native mut+alloc
22 16 7 11.1 osh-native mut+alloc+free
23 22 1 9.2 osh-native mut+alloc+free+gc
23 20 3 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 24 1 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 14 8 10.6 osh-native-souffle mut+alloc
21 12 9 10.7 osh-native-souffle mut+alloc+free
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit