#! /bin/zsh

## other files:
##   ~/public_html/hs-linux/src/times.el            [1]
##   ~/public_html/hs-linux/docs/report/report.tex  [2]

##   ~/public_html/hs-linux/src/compile_lisp
##   ~/public_html/hs-linux/src/forever
##   ~/scripts/a-level

source ${0:h}/be-paths # ./be-paths

monitor-experiment () { watch -t -n 0.1 "cat $EXPERIMENT_STATUS_FILE" }

## this crunches the tick readings into stats using [1]
## see: "the Linux and C++ clocks" in [2]
do-tick-stats () {
    emacs -Q \
          --insert $1 \
          --script $SRC_PATH/times.el \
          --eval "(tick-stats (* 1000000 $2))"
}

## for the -l switch to work
## hs must have root as owner
## and the SUID bit set (gulp)
## i.e.:  sudo chown root hs
##        sudo chmod +s hs
## it also works to use sudo here
## but if so do sudo warm-up
## so not to type the password
## thus affecting the experiment outcome
HS_OUTPUT=hs_output.log
run-hs   () { $SRC_PATH/hs -s $1 -r -l -f    > $RESULTS_PATH/$1/$HS_OUTPUT }
run-hs-p () { $SRC_PATH/hs -s $1 -r -l -f -P > $RESULTS_PATH/$1/$HS_OUTPUT }

# run hs with SCHED_FIFO -
# see "Linux real time schedulers" in [2]
# for this to work without sudo:
#   sudo chmod +s /usr/bin/chrt
# (this hasn't been used in the experiments so far)
run-hs-rt () { chrt --fifo 99 ./hs $@ }

run-all-experiments () {
    run-contention-experiment     # ~/.zsh/be-contention-experiment
    run-memory-experiment         # ~/.zsh/be-memory-experiment
    run-task-system-experiment    # ~/.zsh/be-system-experiment
    run-linux-process-experiment  # ~/.zsh/be-process-experiment
    run-audio-experiment 10       # ~/.zsh/be-audio-experiment
}