Created
August 1, 2014 15:02
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BTRFS statsd monitor script
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| #!/bin/bash | |
| TOTAL=$(sudo btrfs filesystem show /dev/mapper/lvroot-u | grep -oP '(?<=size )\d+\.\d+') | |
| USED=$(sudo btrfs filesystem show /dev/mapper/lvroot-u | grep -oP '(?<=used )\d+\.\d+' | head -n1) | |
| ALLOCATED=$(sudo btrfs filesystem show /dev/mapper/lvroot-u | grep -oP '(?<=used )\d+\.\d+' | tail -n1) | |
| FREE=$(echo "$TOTAL - $USED" | bc) | |
| echo -e -n "system.btrfs.total:$TOTAL|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.used:$USED|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.allocated:$USED|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.free:$FREE|g" > /dev/udp/127.0.0.1/8125 | |
| DATA_TOTAL=$(sudo btrfs filesystem df /u | grep "Data, single" | grep -oP '(?<=total=)\d+\.\d+') | |
| DATA_USED=$(sudo btrfs filesystem df /u | grep "Data, single" | grep -oP '(?<=used=)\d+\.\d+') | |
| DATA_FREE=$(echo "$DATA_TOTAL - $DATA_USED" | bc) | |
| echo -e -n "system.btrfs.data.total:$DATA_TOTAL|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.data.used:$DATA_USED|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.data.free:$DATA_FREE|g" > /dev/udp/127.0.0.1/8125 | |
| METADATA_TOTAL=$(sudo btrfs filesystem df /u | grep "Metadata, DUP" | grep -oP '(?<=total=)\d+\.\d+') | |
| METADATA_USED=$(sudo btrfs filesystem df /u | grep "Metadata, DUP" | grep -oP '(?<=used=)\d+\.\d+') | |
| METADATA_FREE=$(echo "$METADATA_TOTAL - $METADATA_USED" | bc) | |
| echo -e -n "system.btrfs.metadata.total:$METADATA_TOTAL|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.metadata.used:$METADATA_USED|g" > /dev/udp/127.0.0.1/8125 | |
| echo -e -n "system.btrfs.metadata.free:$METADATA_FREE|g" > /dev/udp/127.0.0.1/8125 |
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