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#!/bin/sh
# SPDX-License-Identifier: BSD-3-Clause
# Copyright (c) 2026 Open-IOV contributors
# state_log.sh <pid> - 200ms sampler of state/syscall/wchan for the whole run.
PID="$1"
: > /tmp/state.log
while kill -0 "$PID" 2>/dev/null; do
st=$(awk '{print $3}' /proc/$PID/stat 2>/dev/null)
sc=$(cat /proc/$PID/syscall 2>/dev/null | cut -d' ' -f1-3)
wc=$(cat /proc/$PID/wchan 2>/dev/null)
echo "$(date +%T.%3N) st=$st sc=[$sc] wchan=$wc" >> /tmp/state.log
sleep 0.2
done
echo "$(date +%T.%3N) GONE" >> /tmp/state.log
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