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 17.8 476,752 1,282 6 406,606 5 203,303 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,752 1,282 6 406,202 5 203,101 osh-native-souffle
parse.configure-coreutils 149 23 63 44.5 49.7 1,653,340 4,764 12 1,025,528 6 764,307 osh-native
parse.configure-coreutils 137 23 61 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 8.7 101,943 180 2 75,032 1 37,516 osh-native
parse.abuild 9 1 2 2.4 7.9 101,943 180 3 87,094 1 43,547 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,607 22,608 12 50,000 0 2,920 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,607 22,608 12 50,000 0 2,859 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,289 15,258 21 50,000 0 3,902 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.1 995,288 15,258 21 50,000 0 3,845 osh-native-souffle
ex.abuild-print-help 22 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 -
104 63 47 3.4 zsh -
16 16 0 28.6 bumpleak/osh mut
20 12 8 28.8 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
35 27 8 17.8 osh-native mut+alloc+free+gc
36 36 0 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 33.4 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.8 osh-native-souffle mut+alloc
28 16 12 25.4 osh-native-souffle mut+alloc+free
32 32 0 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
22 18 4 1.6 dash -
78 74 4 3.3 bash -
376 227 169 3.7 zsh -
49 45 4 85.1 bumpleak/osh mut
60 52 8 84.6 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 58 39 73.3 osh-native mut+alloc
104 68 36 75.5 osh-native mut+alloc+free
149 133 16 49.7 osh-native mut+alloc+free+gc
155 135 20 50.6 osh-native mut+alloc+free+gc+exit
140 80 60 98.4 _bin/cxx-opt+nopool/osh mut+alloc
208 172 36 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 55 31 73.3 osh-native-souffle mut+alloc
94 49 45 75.0 osh-native-souffle mut+alloc+free
137 120 16 49.4 osh-native-souffle mut+alloc+free+gc
141 121 20 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 6 0 2.9 bash -
8 4 4 3.1 zsh -
6 6 0 10.5 bumpleak/osh mut
7 7 0 11.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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 11 0 1.6 dash -
29 25 4 2.9 bash -
24 16 8 3.3 zsh -
18 18 0 31.2 bumpleak/osh mut
26 21 4 32.5 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.5 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
27 23 4 8.0 osh-native mut+alloc+free+gc
27 23 4 8.0 osh-native mut+alloc+free+gc+exit
55 42 13 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.1 osh-native-souffle mut+alloc
31 11 19 26.1 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 7.7 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 3.1 bash -
166 113 53 54.3 bumpleak/osh mut
182 121 61 55.9 _bin/cxx-opt+bumproot/osh mut
194 135 59 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 140 72 47.2 osh-native mut+alloc
217 136 80 49.0 osh-native mut+alloc+free
182 125 57 8.7 osh-native mut+alloc+free+gc
182 145 36 8.7 osh-native mut+alloc+free+gc+exit
234 129 105 64.2 _bin/cxx-opt+nopool/osh mut+alloc
210 165 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 136 68 46.9 osh-native-souffle mut+alloc
209 145 64 48.6 osh-native-souffle mut+alloc+free
174 105 69 8.1 osh-native-souffle mut+alloc+free+gc
174 107 67 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 9 1 3.4 dash -
20 14 5 4.3 bash -
18 6 12 3.5 zsh -
18 10 8 11.5 bumpleak/osh mut
21 13 8 13.1 _bin/cxx-opt+bumproot/osh mut
19 15 5 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 4 11.0 osh-native mut+alloc
22 10 12 11.0 osh-native mut+alloc+free
22 20 3 9.2 osh-native mut+alloc+free+gc
22 21 2 9.0 osh-native mut+alloc+free+gc+exit
25 23 2 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
21 13 8 10.6 osh-native-souffle mut+alloc+free
21 16 5 8.7 osh-native-souffle mut+alloc+free+gc
21 21 1 8.7 osh-native-souffle mut+alloc+free+gc+exit