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|
#!/bin/bash
PATH_TO_SCRIPT=`dirname $0`
function find_helper()
{
IN_PATH=`which $1`
REL_TO_PATH="$PATH_TO_SCRIPT/$2"
if [ -z "$IN_PATH" ] && [ ! -z "$PATH_TO_SCRIPT" ] && [ -x "$PATH_TO_SCRIPT/$1" ]
then
echo "$PATH_TO_SCRIPT/$1"
elif [ -z "$IN_PATH" ] && [ ! -z "$PATH_TO_SCRIPT" ] && [ -x "$REL_TO_PATH/$1" ]
then
echo "$REL_TO_PATH/$1"
else
echo "$IN_PATH"
fi
}
function die()
{
echo "Error: $*"
exit 1
}
SPLITTER=`find_helper ft2csv ../feather-trace-tools`
[ -z "$SPLITTER" ] && die "Can't find 'ftsort' utility."
BE_EVENTS="SEND_RESCHED SEND_XCALL QUANTUM_BOUNDARY"
declare -A XTRA_OPTS
for E in $BE_EVENTS
do
XTRA_OPTS[$E]="-b"
done
# for future extension...
IRQ_EVENTS=""
for E in $IRQ_EVENTS
do
XTRA_OPTS[$E]="-x ${XTRA_OPTS[$E]}"
done
OPTS="-r"
OLD_EXT=bin
EXT=float32 # NumPy float32 dtype format
function do_split() {
printf "\n[$NUM/$TOTAL] Extracting samples from $1\n"
PRESENT=`$SPLITTER -l "$1" | sed -e 's/_START//' -e 's/_END//' | sort | uniq`
echo $1 '->' $PRESENT
for E in $PRESENT; do
EP=${E/_/-}
WHERE=`basename "$1" | sed -e "s/[.]${OLD_EXT}//"`
TARGET="${WHERE}_overhead=$EP.$EXT"
echo $1 $E ">>" $TARGET
$SPLITTER $OPTS ${XTRA_OPTS[$E]} $E "$1" >> $TARGET
done
}
if [ ! -f "$1" ]; then
echo "Usage: ft-extract-samples <FEATHER-TRACE-FILE.bin>+"
exit 1
fi
TOTAL=$#
NUM=0
while [ "" != "$*" ]
do
NUM=$((NUM + 1))
do_split "$1"
shift
done
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