linux, vs. "nan" on FreeBSD.
-#!/bin/bash
+#!/usr/local/bin/bash
. $(dirname $0)/functions
report "update"
$RRDTOOL fetch ${BUILD}.rrd AVERAGE -r 600 -s 1300000000 -e 1300003600 | grep ^1300 | \
- $DIFF - $BASEDIR/dcounter1.output
+ grep -v nan | $DIFF - $BASEDIR/dcounter1.output
report "fetch"
-1300000200: nan nan
1300000800: 9.0471698113e-04 3.6784853333e-02
1300001400: 8.5592592593e-04 3.6354291667e-02
1300002000: 8.8740740741e-04 3.5968193333e-02
1300002600: 1.0197392924e-03 3.5596546667e-02
1300003200: 9.8277777778e-04 3.5234055000e-02
-1300003800: nan nan