| 1 | #!/bin/sh |
| 2 | |
| 3 | prefix="RAM STATUS:" |
| 4 | unsure_ret=0 |
| 5 | |
| 6 | [ "$1" = "-f" ] && unsure_ret=1 |
| 7 | |
| 8 | get_meminfo() { |
| 9 | field="$1" |
| 10 | file="/proc/meminfo" |
| 11 | grep ^"$field": "$file" | grep -o '[0-9]*' || |
| 12 | echo "$prefix Field $field not found in $file" >&2 |
| 13 | } |
| 14 | |
| 15 | memtest=$(get_meminfo EarlyMemtestBad) |
| 16 | ecccorr=$(get_meminfo HardwareCorrupted) |
| 17 | |
| 18 | [ -z "$memtest" -o -z "$ecccorr" ] && { |
| 19 | echo "$prefix Memtest not enabled in kernel" |
| 20 | exit $unsure_ret |
| 21 | } |
| 22 | |
| 23 | echo "$prefix EarlyMemtestBad:$memtest HardwareCorrupted:$ecccorr" |
| 24 | [ $memtest -gt 0 -o $ecccorr -gt 0 ] && { |
| 25 | echo "$prefix Corrupted" |
| 26 | exit 255 |
| 27 | } |
| 28 | echo "$prefix OK" |
| 29 | exit 0 |