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 26 2 6 12.0 18.0 476,754 1,282 6 406,606 5 203,303 osh-native
parse.configure-cpython 25 2 6 12.0 17.9 476,754 1,282 6 406,606 5 203,303 osh-native-souffle
parse.configure-coreutils 108 18 44 44.5 49.9 1,653,342 4,764 12 1,025,528 6 764,307 osh-native
parse.configure-coreutils 106 18 42 44.5 49.8 1,653,341 4,764 12 1,025,528 6 764,307 osh-native-souffle
parse.abuild 6 0 1 2.6 8.6 101,945 180 2 75,032 1 37,516 osh-native
parse.abuild 6 0 1 2.6 8.6 101,945 180 2 75,032 1 37,516 osh-native-souffle
ex.compute-fib 19 0 1 2.1 7.9 579,612 22,608 12 50,000 0 2,920 osh-native
ex.compute-fib 19 0 1 2.1 8.0 579,612 22,608 12 50,000 0 2,920 osh-native-souffle
ex.bashcomp-parse-help 124 0 2 10.3 8.8 995,291 15,258 21 50,000 0 3,902 osh-native
ex.bashcomp-parse-help 124 0 2 10.3 8.8 995,290 15,258 21 50,000 0 3,902 osh-native-souffle
ex.abuild-print-help 17 0 1 2.8 9.0 116,321 277 3 85,250 1 42,625 osh-native
ex.abuild-print-help 17 0 1 2.8 9.2 116,321 277 3 85,250 1 42,625 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
5 2 2 1.6 dash -
16 16 0 3.1 bash -
112 68 51 3.5 zsh -
11 7 4 28.7 bumpleak/osh mut
13 13 0 29.4 _bin/cxx-opt+bumproot/osh mut
16 12 4 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
43 25 18 25.2 osh-native mut+alloc
25 13 12 25.5 osh-native mut+alloc+free
26 22 4 18.0 osh-native mut+alloc+free+gc
26 15 11 18.1 osh-native mut+alloc+free+gc+exit
32 12 20 32.1 _bin/cxx-opt+nopool/osh mut+alloc
34 27 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
22 22 0 25.2 osh-native-souffle mut+alloc
23 12 12 25.6 osh-native-souffle mut+alloc+free
25 21 4 17.9 osh-native-souffle mut+alloc+free+gc
26 26 0 17.9 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
15 15 0 1.7 dash -
54 54 0 3.3 bash -
318 180 155 3.6 zsh -
36 31 4 84.8 bumpleak/osh mut
43 35 8 84.8 _bin/cxx-opt+bumproot/osh mut
51 43 8 85.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
72 48 24 73.5 osh-native mut+alloc
80 36 44 75.5 osh-native mut+alloc+free
108 96 12 49.9 osh-native mut+alloc+free+gc
110 85 24 50.4 osh-native mut+alloc+free+gc+exit
103 63 40 99.6 _bin/cxx-opt+nopool/osh mut+alloc
149 133 16 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
72 40 32 73.5 osh-native-souffle mut+alloc
80 60 20 75.4 osh-native-souffle mut+alloc+free
106 86 20 49.8 osh-native-souffle mut+alloc+free+gc
112 87 24 50.4 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
1 1 0 1.6 dash -
4 4 0 3.0 bash -
5 0 5 3.3 zsh -
5 5 0 11.3 bumpleak/osh mut
7 7 0 12.4 _bin/cxx-opt+bumproot/osh mut
5 5 0 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
6 3 3 10.1 osh-native mut+alloc
6 6 0 10.3 osh-native mut+alloc+free
6 6 0 8.6 osh-native mut+alloc+free+gc
6 6 0 8.9 osh-native mut+alloc+free+gc+exit
9 8 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
8 8 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
6 6 0 10.0 osh-native-souffle mut+alloc
6 3 3 10.1 osh-native-souffle mut+alloc+free
6 6 0 8.6 osh-native-souffle mut+alloc+free+gc
6 6 0 8.6 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
7 3 3 1.7 dash -
20 20 0 3.0 bash -
16 12 4 3.4 zsh -
13 4 8 31.3 bumpleak/osh mut
18 18 0 32.0 _bin/cxx-opt+bumproot/osh mut
20 20 0 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
27 23 4 26.0 osh-native mut+alloc
28 20 8 26.3 osh-native mut+alloc+free
19 15 4 7.9 osh-native mut+alloc+free+gc
19 15 4 8.0 osh-native mut+alloc+free+gc+exit
40 32 8 35.7 _bin/cxx-opt+nopool/osh mut+alloc
26 23 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 26.0 osh-native-souffle mut+alloc
28 23 4 26.2 osh-native-souffle mut+alloc+free
19 15 4 8.0 osh-native-souffle mut+alloc+free+gc
19 15 4 8.0 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
51 46 4 3.2 bash -
115 87 28 55.4 bumpleak/osh mut
125 85 40 55.8 _bin/cxx-opt+bumproot/osh mut
134 97 37 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
149 101 47 46.9 osh-native mut+alloc
154 87 67 48.8 osh-native mut+alloc+free
124 92 32 8.8 osh-native mut+alloc+free+gc
123 99 24 8.7 osh-native mut+alloc+free+gc+exit
165 104 60 64.2 _bin/cxx-opt+nopool/osh mut+alloc
144 119 24 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
149 84 64 47.0 osh-native-souffle mut+alloc
154 107 47 48.8 osh-native-souffle mut+alloc+free
124 104 20 8.8 osh-native-souffle mut+alloc+free+gc
125 80 44 8.9 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
8 7 1 3.6 dash -
15 10 5 4.6 bash -
13 6 8 3.7 zsh -
14 13 2 11.8 bumpleak/osh mut
15 13 2 13.5 _bin/cxx-opt+bumproot/osh mut
17 10 8 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
17 12 5 11.2 osh-native mut+alloc
17 13 4 11.3 osh-native mut+alloc+free
17 11 7 9.0 osh-native mut+alloc+free+gc
17 9 9 9.2 osh-native mut+alloc+free+gc+exit
20 17 3 12.5 _bin/cxx-opt+nopool/osh mut+alloc
19 18 1 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
16 15 2 11.2 osh-native-souffle mut+alloc
17 11 7 11.3 osh-native-souffle mut+alloc+free
17 16 1 9.2 osh-native-souffle mut+alloc+free+gc
18 13 5 9.1 osh-native-souffle mut+alloc+free+gc+exit