diff options
Diffstat (limited to 'tools/guest-diag/uvmwait.sh')
| -rw-r--r-- | tools/guest-diag/uvmwait.sh | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/guest-diag/uvmwait.sh b/tools/guest-diag/uvmwait.sh new file mode 100644 index 0000000..06b2dc7 --- /dev/null +++ b/tools/guest-diag/uvmwait.sh @@ -0,0 +1,14 @@ +#!/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 |