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 145 22 60 44.5 49.8 1,653,340 4,764 12 1,025,528 6 764,307 osh-native
parse.configure-coreutils 132 22 57 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 8 1 2 2.4 7.9 101,943 180 3 87,094 1 43,547 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.1 579,607 22,608 12 50,000 0 2,920 osh-native
ex.compute-fib 21 0 1 2.1 7.7 579,607 22,608 12 50,000 0 2,859 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.8 8.9 1,006,009 15,258 21 50,000 0 3,920 osh-native
ex.bashcomp-parse-help 177 0 3 10.8 8.4 1,006,008 15,258 21 50,000 0 3,843 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 15 8 3.1 bash -
104 60 51 3.4 zsh -
16 12 4 28.5 bumpleak/osh mut
19 14 5 29.5 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
31 12 19 25.6 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
36 32 4 17.8 osh-native mut+alloc+free+gc+exit
43 31 12 32.2 _bin/cxx-opt+nopool/osh mut+alloc
47 39 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 26 0 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 16 16 17.6 osh-native-souffle mut+alloc+free+gc
32 28 4 17.6 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 22 0 1.4 dash -
77 77 0 3.1 bash -
375 178 218 3.7 zsh -
49 41 8 85.7 bumpleak/osh mut
58 46 12 85.9 _bin/cxx-opt+bumproot/osh mut
75 54 21 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.4 osh-native mut+alloc
104 64 40 75.2 osh-native mut+alloc+free
145 122 24 49.8 osh-native mut+alloc+free+gc
152 128 24 50.5 osh-native mut+alloc+free+gc+exit
138 75 63 97.5 _bin/cxx-opt+nopool/osh mut+alloc
201 172 28 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 65 20 73.1 osh-native-souffle mut+alloc
95 35 59 74.8 osh-native-souffle mut+alloc+free
132 100 32 49.4 osh-native-souffle mut+alloc+free+gc
136 108 28 50.2 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 1.3 dash -
6 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 11.4 bumpleak/osh mut
7 7 0 12.1 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
11 4 7 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 0 8 9.6 osh-native-souffle mut+alloc+free
8 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 8.1 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 1.6 dash -
28 24 4 3.0 bash -
24 20 4 3.3 zsh -
19 19 0 31.6 bumpleak/osh mut
25 21 4 32.0 _bin/cxx-opt+bumproot/osh mut
28 21 7 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.3 osh-native mut+alloc
37 16 20 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
53 45 8 35.6 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 17 13 26.1 osh-native-souffle mut+alloc
30 17 13 26.2 osh-native-souffle mut+alloc+free
21 18 4 7.7 osh-native-souffle mut+alloc+free+gc
21 17 4 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
73 69 4 3.0 bash -
168 108 60 56.1 bumpleak/osh mut
183 111 71 57.2 _bin/cxx-opt+bumproot/osh mut
197 110 87 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 133 80 48.0 osh-native mut+alloc
220 149 71 50.0 osh-native mut+alloc+free
183 123 60 8.9 osh-native mut+alloc+free+gc
183 143 40 8.8 osh-native mut+alloc+free+gc+exit
237 162 75 65.6 _bin/cxx-opt+nopool/osh mut+alloc
212 172 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 130 75 47.8 osh-native-souffle mut+alloc
212 140 72 49.6 osh-native-souffle mut+alloc+free
177 100 76 8.4 osh-native-souffle mut+alloc+free+gc
177 116 60 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
9 5 5 3.5 dash -
20 15 5 4.3 bash -
17 17 1 3.4 zsh -
18 13 6 11.8 bumpleak/osh mut
20 13 7 13.1 _bin/cxx-opt+bumproot/osh mut
19 17 3 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
27 19 8 11.0 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 20 3 9.2 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 20 5 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 5 10.7 osh-native-souffle mut+alloc
22 11 11 10.6 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
25 13 13 8.5 osh-native-souffle mut+alloc+free+gc+exit