Created
January 26, 2026 13:25
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Grep java log multiline started with timestamp "YYYY-MM-DD HH:MM:SS"
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| #!/usr/bin/bash | |
| # by chatgpt | |
| if [ "$1" == "" ]; then | |
| echo 'Example: TS="2026-01-25 10:42:" grep-multiline.sh /path/to/file.log' | |
| exit 1 | |
| fi | |
| awk -v ts="$TS" ' | |
| /^[0-9]{4}-[0-9]{2}-[0-9]{2}/ { | |
| if (buf ~ "^" ts) print buf "" | |
| buf = $0 | |
| next | |
| } | |
| { buf = buf "\n" $0 } | |
| END { if (buf ~ "^" ts) print buf } | |
| ' $1 |
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