Created
August 28, 2024 14:04
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Once per minute, collect process CPU and memory-usage in CSV format
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| #!/bin/bash | |
| # Given a process ID, print time,%cpu,%mem,vsz,rss in CSV format once per minute. | |
| # Check if PID is provided | |
| if [ -z "$1" ]; then | |
| echo "Usage: $0 <PID>" | |
| exit 1 | |
| fi | |
| PID=$1 | |
| echo 'timestamp,%cpu,%mem,vsz,rss' | |
| while true; do | |
| # Get the current time in ISO 8601 format | |
| TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ") | |
| # Run the ps command and format the output | |
| ps -p $PID -ww -O %cpu,%mem,vsz,rss | sed '1d' | awk -v timestamp="$TIMESTAMP" '{print timestamp","$2","$3","$4","$5}' | |
| # Sleep for 60 seconds | |
| sleep 60 | |
| done | |
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