OVM Build Performance

Time in Seconds by Host and Compiler

We measure the build speed of bash and dash for comparison.

src dir compiler label action host broome host lenny
bash-4.4 gcc configure 26.5 15.9
bash-4.4 gcc make 40.4 24.1
dash-0.5.9.1 gcc configure 4.8 3.2
dash-0.5.9.1 gcc make 5.3 2.9
oil-0.9.7 clang configure 1.3 0.8
oil-0.9.7 clang _bin/oil.ovm-dbg 9.9 5.3
oil-0.9.7 clang _bin/oil.ovm 24.0 13.8
oil-0.9.7 gcc configure 1.3 0.6
oil-0.9.7 gcc _bin/oil.ovm-dbg 12.5 6.7
oil-0.9.7 gcc _bin/oil.ovm 31.8 19.3
oil-native-0.9.7 clang _bin/osh_eval.dbg 18.8 11.1
oil-native-0.9.7 clang _bin/osh_eval.opt.stripped 55.1 33.8
oil-native-0.9.7 gcc _bin/osh_eval.dbg 23.3 14.7
oil-native-0.9.7 gcc _bin/osh_eval.opt.stripped 51.4 33.4

Native Binary Size

binary compiler host broome host lenny
osh_eval.dbg clang 9,399,224 9,399,224
osh_eval.opt.stripped clang 1,638,880 1,638,880
osh_eval.dbg gcc 8,551,392 8,551,392
osh_eval.opt.stripped gcc 1,376,608 1,376,608

OVM Binary Size

The oil binary has two portions:

  1. Architecture-independent bytecode.zip
  2. Architecture- and compiler- dependent native code (_build/oil/ovm*)

host label path num bytes bytecode size native code size
broome _tmp/ovm-build/bin/clang/oil.ovm 4,520,775 3,388,623 1,132,152
broome _tmp/ovm-build/bin/clang/oil.ovm-dbg 6,428,095 3,388,623 3,039,472
broome _tmp/ovm-build/bin/gcc/oil.ovm 4,658,071 3,388,623 1,269,448
broome _tmp/ovm-build/bin/gcc/oil.ovm-dbg 6,453,647 3,388,623 3,065,024
lenny _tmp/ovm-build/bin/clang/oil.ovm 4,520,783 3,388,623 1,132,160
lenny _tmp/ovm-build/bin/clang/oil.ovm-dbg 6,428,103 3,388,623 3,039,480
lenny _tmp/ovm-build/bin/gcc/oil.ovm 4,658,079 3,388,623 1,269,456
lenny _tmp/ovm-build/bin/gcc/oil.ovm-dbg 6,453,655 3,388,623 3,065,032

Host and Compiler Details

host label host id
broome broome-d80ab850
lenny lenny-ec64f10b
compiler label compiler id
gcc gcc-1c62c53f
clang clang-768eb1ae