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#!/bin/sh
# uvmwait.sh - guest-side: run cdt with UVM debug prints on, and snapshot the
# UVM tracker-wait messages early (before any teardown floods dmesg).
nvidia-modprobe -c 0
nvidia-modprobe -u
modprobe nvidia-uvm
echo 1 > /sys/module/nvidia_uvm/parameters/uvm_debug_prints 2>/dev/null
dmesg -C
rm -f /tmp/cdt.out
setsid /tmp/cdt > /tmp/cdt.out 2>&1 &
sleep 55
dmesg | grep -aiE "tracker|semaphore|releasing|channel|page table" > /tmp/uvmwait.txt
tail -1 /tmp/cdt.out > /tmp/cdttail.txt
echo DONE > /tmp/uvmwait.done
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