Fabian
29 lines
913 B
Bash
29 lines
913 B
Bash
#!/bin/bash
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# Get stack trace of hot thread
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PID=$(pgrep -f 'python main.py' | head -1)
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if [ -z "$PID" ]; then echo "NO PROCESS"; exit 1; fi
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echo "=== Hot thread CPU ==="
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HOT_TID=$(ps -p $PID -L -o tid,pcpu --no-header | sort -k2 -rn | head -1 | awk '{print $1}')
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echo "Hot thread: $HOT_TID"
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ps -p $PID -L -o tid,pcpu,state --no-header | sort -k2 -rn | head -5
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echo ""
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echo "=== Hot thread kernel stack ==="
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cat /proc/$PID/task/$HOT_TID/stack 2>/dev/null || echo "Need root for kernel stack"
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echo ""
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echo "=== Python faulthandler dump ==="
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# Send SIGUSR1 to trigger faulthandler if it's enabled
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kill -USR1 $PID 2>/dev/null
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sleep 2
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tail -50 /home/fabian/comfyui7.log | head -30
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echo ""
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echo "=== Try py-spy ==="
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which py-spy 2>/dev/null && timeout 3 py-spy dump --pid $PID 2>&1 | head -40 || echo "No py-spy"
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echo ""
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echo "=== /proc/$PID/syscall ==="
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cat /proc/$PID/task/$HOT_TID/syscall 2>/dev/null | head -1
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