[rrd-users] what I am doing wrong .. rrd graph

[Pete Lancashire]

really feeling stupid

create

rrdtool create sapprp_fcrw.rrd    \
 --start 'October 1 2011 00:00'     \
 --step 10                         \
 DS:fcs0_read:GAUGE:30:U:U      \
 DS:fcs1_read:GAUGE:30:U:U      \
 DS:fcs2_read:GAUGE:30:U:U      \
 DS:fcs3_read:GAUGE:30:U:U      \
 DS:fcs0_write:GAUGE:30:U:U      \
 DS:fcs1_write:GAUGE:30:U:U      \
 DS:fcs2_write:GAUGE:30:U:U      \
 DS:fcs3_write:GAUGE:30:U:U      \
 RRA:LAST:0.5:1:3162240          \
 RRA:MAX:0.5:1:3162240


xport shows data in DS fcs0_read

rrdtool xport --start 1322726400 --end start+60s
DEF:aaa=/data1/data4/nmon/rrdfiles/sapprp_fcrw.rrd:fcs0_read:LAST
XPORT:aaa:"stuff"
<?xml version="1.0" encoding="ISO-8859-1"?>

<xport>
  <meta>
    <start>1322726410</start>
    <step>10</step>
    <end>1322726470</end>
    <rows>7</rows>
    <columns>1</columns>
    <legend>
      <entry>stuff</entry>
    </legend>
  </meta>
  <data>
    <row><t>1322726410</t><v>3.4388000000e+03</v></row>
    <row><t>1322726420</t><v>4.2701000000e+03</v></row>
    <row><t>1322726430</t><v>1.6032000000e+02</v></row>
    <row><t>1322726440</t><v>8.0624000000e+02</v></row>
    <row><t>1322726450</t><v>8.1728000000e+02</v></row>
    <row><t>1322726460</t><v>5.0753000000e+02</v></row>
    <row><t>1322726470</t><v>2.7352000000e+02</v></row>
  </data>
</xport>

rrdtool graph --start 1322726400 --end start+60s
DEF:a=/data1/data4/nmon/rrdfiles/sapprp_fcrw.rrd:fcs0_read:MAXIMUM
LINE1:a#FF0000""
ERROR: parameter 'a' does not represent a number in line LINE1:a#FF0000