Out of curiosity, record PyPy virtual memory usage.

Also, write vm-baseline CSV to a file.

Both are saved in benchmark-data/saved/2017-11-19.

benchmarks/pypy.sh

@@ -18,7 +18,12 @@ readonly ABUILD=~/git/alpine/abuild/abuild

parse-abuild() {
  local vm=$1
  time $vm bin/oil.py osh -n $ABUILD >/dev/null
  local out=_tmp/pypy
  mkdir -p $out

  time $vm bin/oil.py osh \
    --dump-proc-status-to $out/proc-status.txt \
    -n $ABUILD >/dev/null
}

# ~3.5 seconds

benchmarks/virtual-memory.sh

@@ -59,14 +59,12 @@ baseline-csv() {
  # The last one
  local -a latest=(${m1[-1]} ${m2[-1]})

  benchmarks/virtual_memory.py baseline "${latest[@]}"
  benchmarks/virtual_memory.py baseline "${latest[@]}" \
    | tee $out/vm-baseline.csv
}

# TODO: parse 10 osh-parser files, measure virtual memory at the end.  However
# this only applies to OSH, because you need a hook to dump the /proc/$$/status
# file.

demo() {
# NOTE: Could also add Python introspection.
dump-demo() {
  local out=_tmp/virtual-memory
  mkdir -p $out