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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 145 23 59 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 140 26 63 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 3 85,110 1 42,555 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 2.9 bash -
104 55 56 3.4 zsh -
17 10 7 29.7 bumpleak/osh mut
20 16 4 28.5 _bin/cxx-opt+bumproot/osh mut
22 13 9 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
31 19 12 25.8 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 30 13 32.4 _bin/cxx-opt+nopool/osh mut+alloc
49 44 4 22.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.9 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
32 32 0 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 21 0 1.6 dash -
79 75 4 3.3 bash -
371 215 177 3.7 zsh -
48 40 8 85.8 bumpleak/osh mut
60 48 12 85.3 _bin/cxx-opt+bumproot/osh mut
68 52 16 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.5 osh-native mut+alloc
105 56 48 75.2 osh-native mut+alloc+free
145 124 20 49.8 osh-native mut+alloc+free+gc
148 128 20 50.3 osh-native mut+alloc+free+gc+exit
138 97 40 97.6 _bin/cxx-opt+nopool/osh mut+alloc
203 191 12 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 53 33 73.1 osh-native-souffle mut+alloc
96 71 24 74.8 osh-native-souffle mut+alloc+free
140 120 20 51.0 osh-native-souffle mut+alloc+free+gc
138 122 16 51.9 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 0 7 3.4 zsh -
6 0 6 10.1 bumpleak/osh mut
7 7 0 12.4 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.9 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
10 10 0 1.4 dash -
28 28 0 2.9 bash -
24 12 12 3.1 zsh -
18 13 4 31.0 bumpleak/osh mut
26 22 4 32.0 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.5 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 31 23 36.4 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
31 19 12 26.1 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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 73 0 3.3 bash -
167 115 52 56.0 bumpleak/osh mut
180 128 52 54.8 _bin/cxx-opt+bumproot/osh mut
195 139 56 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 135 75 47.2 osh-native mut+alloc
216 148 68 49.0 osh-native mut+alloc+free
182 99 83 8.7 osh-native mut+alloc+free+gc
181 118 63 8.9 osh-native mut+alloc+free+gc+exit
234 135 99 63.2 _bin/cxx-opt+nopool/osh mut+alloc
208 144 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 124 80 46.9 osh-native-souffle mut+alloc
211 175 36 48.6 osh-native-souffle mut+alloc+free
174 123 51 8.3 osh-native-souffle mut+alloc+free+gc
174 105 69 8.1 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 7 3 3.4 dash -
19 10 10 4.3 bash -
18 13 5 3.4 zsh -
19 18 2 12.8 bumpleak/osh mut
21 18 3 13.1 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.0 osh-native mut+alloc
22 15 7 11.0 osh-native mut+alloc+free
22 20 2 9.2 osh-native mut+alloc+free+gc
23 21 2 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 3 10.6 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 18 3 8.7 osh-native-souffle mut+alloc+free+gc
21 20 1 8.7 osh-native-souffle mut+alloc+free+gc+exit