my @rrd_data_sources =
("-s", $STEP,
"DS:bytes:COUNTER:$heartbeat:0:U",
- "DS:bits:COUNTER:$heartbeat:0:U",
- "DS:pkts:COUNTER:$heartbeat:0:U",
- "DS:dropped:COUNTER:$heartbeat:0:U",
- "DS:overlimits:COUNTER:$heartbeat:0:U",
- "DS:lended:COUNTER:$heartbeat:0:U",
- "DS:borrowed:COUNTER:$heartbeat:0:U",
- "DS:giants:COUNTER:$heartbeat:0:U",
- "DS:backlog:GAUGE:$heartbeat:0:U",
"RRA:AVERAGE:0.5:1:43200",
"RRA:AVERAGE:0.5:7:8640",
"RRA:AVERAGE:0.5:31:8640",