cookbooks/munin/files/default/plugins/mod_tile_latency

   1 #!/bin/sh
   2 #
   3 # Plugin to monitor the state / freshness  of the tiles returned by mod_tile
   4 #
   5 # Parameters:
   6 #
   7 #       config   (required)
   8 #       autoconf (optional - used by munin-config)
   9 #
  10
  11 if [ "$1" = "config" ]; then
  12
  13         echo 'graph_title avg latency of tile retrival from disk'
  14         echo 'graph_args --base 1000 -l 0'
  15         echo 'graph_vlabel latency in s'
  16         echo 'graph_category mod_tile'
  17         echo 'total.label All served tiles'
  18         echo 'total.draw LINE2'
  19         echo 'total.type GAUGE'
  20         echo 'total.min 0'
  21     echo 'z1.label z1-8'
  22         echo 'z1.draw LINE1'
  23         echo 'z1.type GAUGE'
  24         echo 'z1.min 0'
  25     echo 'z2.label z9-12'
  26         echo 'z2.draw LINE1'
  27         echo 'z2.type GAUGE'
  28         echo 'z2.min 0'
  29     echo 'z3.label z13-14'
  30         echo 'z3.draw LINE1'
  31         echo 'z3.type GAUGE'
  32         echo 'z3.min 0'
  33     echo 'z4.label z15-16'
  34         echo 'z4.draw LINE1'
  35         echo 'z4.type GAUGE'
  36         echo 'z4.min 0'
  37     echo 'z5.label z17-18'
  38         echo 'z5.draw LINE1'
  39         echo 'z5.type GAUGE'
  40         echo 'z5.min 0'
  41         exit 0
  42 fi
  43
  44 MUNIN_STATEFILE=/tmp/munin-mod-tile-latency.state
  45
  46 data=`wget -q http://localhost/mod_tile -O -`
  47
  48
  49 totalDuration=`expr match "$data" '.*DurationTileBufferReads: \([0-9]*\)'`
  50 noTotal=`expr match "$data" '.*NoTileBufferReads: \([0-9]*\)'`
  51 totalDurationPrev=`sed -e '/^DurationTileBufferReads/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
  52 noTotalPrev=`sed -e '/^NoTileBufferReads/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
  53
  54 z0Duration=`expr match "$data" '.*DurationTileBufferReadZoom00: \([0-9]*\)'`
  55 z1Duration=`expr match "$data" '.*DurationTileBufferReadZoom01: \([0-9]*\)'`
  56 z2Duration=`expr match "$data" '.*DurationTileBufferReadZoom02: \([0-9]*\)'`
  57 z3Duration=`expr match "$data" '.*DurationTileBufferReadZoom03: \([0-9]*\)'`
  58 z4Duration=`expr match "$data" '.*DurationTileBufferReadZoom04: \([0-9]*\)'`
  59 z5Duration=`expr match "$data" '.*DurationTileBufferReadZoom05: \([0-9]*\)'`
  60 z6Duration=`expr match "$data" '.*DurationTileBufferReadZoom06: \([0-9]*\)'`
  61 z7Duration=`expr match "$data" '.*DurationTileBufferReadZoom07: \([0-9]*\)'`
  62 z8Duration=`expr match "$data" '.*DurationTileBufferReadZoom08: \([0-9]*\)'`
  63 z9Duration=`expr match "$data" '.*DurationTileBufferReadZoom09: \([0-9]*\)'`
  64 z10Duration=`expr match "$data" '.*DurationTileBufferReadZoom10: \([0-9]*\)'`
  65 z11Duration=`expr match "$data" '.*DurationTileBufferReadZoom11: \([0-9]*\)'`
  66 z12Duration=`expr match "$data" '.*DurationTileBufferReadZoom12: \([0-9]*\)'`
  67 z13Duration=`expr match "$data" '.*DurationTileBufferReadZoom13: \([0-9]*\)'`
  68 z14Duration=`expr match "$data" '.*DurationTileBufferReadZoom14: \([0-9]*\)'`
  69 z15Duration=`expr match "$data" '.*DurationTileBufferReadZoom15: \([0-9]*\)'`
  70 z16Duration=`expr match "$data" '.*DurationTileBufferReadZoom16: \([0-9]*\)'`
  71 z17Duration=`expr match "$data" '.*DurationTileBufferReadZoom17: \([0-9]*\)'`
  72 z18Duration=`expr match "$data" '.*DurationTileBufferReadZoom18: \([0-9]*\)'`
  73
  74 z0NoServed=`expr match "$data" '.*NoTileBufferReadZoom00: \([0-9]*\)'`
  75 z1NoServed=`expr match "$data" '.*NoTileBufferReadZoom01: \([0-9]*\)'`
  76 z2NoServed=`expr match "$data" '.*NoTileBufferReadZoom02: \([0-9]*\)'`
  77 z3NoServed=`expr match "$data" '.*NoTileBufferReadZoom03: \([0-9]*\)'`
  78 z4NoServed=`expr match "$data" '.*NoTileBufferReadZoom04: \([0-9]*\)'`
  79 z5NoServed=`expr match "$data" '.*NoTileBufferReadZoom05: \([0-9]*\)'`
  80 z6NoServed=`expr match "$data" '.*NoTileBufferReadZoom06: \([0-9]*\)'`
  81 z7NoServed=`expr match "$data" '.*NoTileBufferReadZoom07: \([0-9]*\)'`
  82 z8NoServed=`expr match "$data" '.*NoTileBufferReadZoom08: \([0-9]*\)'`
  83 z9NoServed=`expr match "$data" '.*NoTileBufferReadZoom09: \([0-9]*\)'`
  84 z10NoServed=`expr match "$data" '.*NoTileBufferReadZoom10: \([0-9]*\)'`
  85 z11NoServed=`expr match "$data" '.*NoTileBufferReadZoom11: \([0-9]*\)'`
  86 z12NoServed=`expr match "$data" '.*NoTileBufferReadZoom12: \([0-9]*\)'`
  87 z13NoServed=`expr match "$data" '.*NoTileBufferReadZoom13: \([0-9]*\)'`
  88 z14NoServed=`expr match "$data" '.*NoTileBufferReadZoom14: \([0-9]*\)'`
  89 z15NoServed=`expr match "$data" '.*NoTileBufferReadZoom15: \([0-9]*\)'`
  90 z16NoServed=`expr match "$data" '.*NoTileBufferReadZoom16: \([0-9]*\)'`
  91 z17NoServed=`expr match "$data" '.*NoTileBufferReadZoom17: \([0-9]*\)'`
  92 z18NoServed=`expr match "$data" '.*NoTileBufferReadZoom18: \([0-9]*\)'`
  93
  94 zl1Duration=`expr $z0Duration + $z1Duration + $z2Duration + $z3Duration + $z4Duration + $z5Duration + $z6Duration + $z7Duration + $z8Duration`
  95 zl1NoServed=`expr $z0NoServed + $z1NoServed + $z2NoServed + $z3NoServed + $z4NoServed + $z5NoServed + $z6NoServed + $z7NoServed + $z8NoServed`
  96 zl2Duration=`expr $z9Duration + $z10Duration + $z11Duration + $z12Duration`
  97 zl2NoServed=`expr $z9NoServed + $z10NoServed + $z11NoServed + $z12NoServed`
  98 zl3Duration=`expr $z13Duration + $z14Duration`
  99 zl3NoServed=`expr $z13NoServed + $z14NoServed`
 100 zl4Duration=`expr $z15Duration + $z16Duration`
 101 zl4NoServed=`expr $z15NoServed + $z16NoServed`
 102 zl5Duration=`expr $z17Duration + $z18Duration`
 103 zl5NoServed=`expr $z17NoServed + $z18NoServed`
 104
 105 zl1DurationPrev=`sed -e '/^DurationTileBufferReadZoomGroup1/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 106 zl1NoServedPrev=`sed -e '/^NoTileBufferReadZoomGroup1/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 107 zl2DurationPrev=`sed -e '/^DurationTileBufferReadZoomGroup2/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 108 zl2NoServedPrev=`sed -e '/^NoTileBufferReadZoomGroup2/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 109 zl3DurationPrev=`sed -e '/^DurationTileBufferReadZoomGroup3/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 110 zl3NoServedPrev=`sed -e '/^NoTileBufferReadZoomGroup3/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 111 zl4DurationPrev=`sed -e '/^DurationTileBufferReadZoomGroup4/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 112 zl4NoServedPrev=`sed -e '/^NoTileBufferReadZoomGroup4/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 113 zl5DurationPrev=`sed -e '/^DurationTileBufferReadZoomGroup5/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 114 zl5NoServedPrev=`sed -e '/^NoTileBufferReadZoomGroup5/!d' -e 's/.*: //' -e q $MUNIN_STATEFILE`
 115
 116
 117 echo "DurationTileBufferReads: $totalDuration" > $MUNIN_STATEFILE
 118 echo "NoTileBufferReads: $noTotal" >> $MUNIN_STATEFILE
 119 echo "DurationTileBufferReadZoomGroup1: $zl1Duration" >> $MUNIN_STATEFILE
 120 echo "NoTileBufferReadZoomGroup1: $zl1NoServed" >> $MUNIN_STATEFILE
 121 echo "DurationTileBufferReadZoomGroup2: $zl2Duration" >> $MUNIN_STATEFILE
 122 echo "NoTileBufferReadZoomGroup2: $zl2NoServed" >> $MUNIN_STATEFILE
 123 echo "DurationTileBufferReadZoomGroup3: $zl3Duration" >> $MUNIN_STATEFILE
 124 echo "NoTileBufferReadZoomGroup3: $zl3NoServed" >> $MUNIN_STATEFILE
 125 echo "DurationTileBufferReadZoomGroup4: $zl4Duration" >> $MUNIN_STATEFILE
 126 echo "NoTileBufferReadZoomGroup4: $zl4NoServed" >> $MUNIN_STATEFILE
 127 echo "DurationTileBufferReadZoomGroup5: $zl5Duration" >> $MUNIN_STATEFILE
 128 echo "NoTileBufferReadZoomGroup5: $zl5NoServed" >> $MUNIN_STATEFILE
 129
 130
 131 if [ "$noTotal" = "$noTotalPrev" ];
 132 then
 133     totalLatency=0
 134 else
 135     totalLatency=$(echo "$totalDuration $totalDurationPrev $noTotal $noTotalPrev" | awk '{ totalLat = ($1 - $2) / ($3 - $4) / 1000000.0; print totalLat}' )
 136 fi
 137
 138 if [ "$zl1NoServed" = "$zl1NoServedPrev" ];
 139 then
 140     zl1Latency=0
 141 else
 142     zl1Latency=$(echo "$zl1Duration $zl1DurationPrev $zl1NoServed $zl1NoServedPrev" | awk '{ zl1Lat = ($1 - $2) / ($3 - $4) / 1000000.0; print zl1Lat}' )
 143 fi
 144
 145 if [ "$zl2NoServed" = "$zl2NoServedPrev" ];
 146 then
 147     zl2Latency=0
 148 else
 149     zl2Latency=$(echo "$zl2Duration $zl2DurationPrev $zl2NoServed $zl2NoServedPrev" | awk '{ zl2Lat = ($1 - $2) / ($3 - $4) / 1000000.0; print zl2Lat}' )
 150 fi
 151
 152 if [ "$zl3NoServed" = "$zl3NoServedPrev" ];
 153 then
 154     zl3Latency=0
 155 else
 156     zl3Latency=$(echo "$zl3Duration $zl3DurationPrev $zl3NoServed $zl3NoServedPrev" | awk '{ zl3Lat = ($1 - $2) / ($3 - $4) / 1000000.0; print zl3Lat}' )
 157 fi
 158
 159 if [ "$zl4NoServed" = "$zl4NoServedPrev" ];
 160 then
 161     zl4Latency=0
 162 else
 163     zl4Latency=$(echo "$zl4Duration $zl4DurationPrev $zl4NoServed $zl4NoServedPrev" | awk '{ zl4Lat = ($1 - $2) / ($3 - $4) / 1000000.0; print zl4Lat}' )
 164 fi
 165
 166 if [ "$zl5NoServed" = "$zl5NoServedPrev" ];
 167 then
 168     zl5Latency=0
 169 else
 170     zl5Latency=$(echo "$zl5Duration $zl5DurationPrev $zl5NoServed $zl5NoServedPrev" | awk '{ zl5Lat = ($1 - $2) / ($3 - $4) / 1000000.0; print zl5Lat}' )
 171 fi
 172
 173 echo "total.value " $totalLatency
 174 echo "z1.value " $zl1Latency
 175 echo "z2.value " $zl2Latency
 176 echo "z3.value " $zl3Latency
 177 echo "z4.value " $zl4Latency
 178 echo "z5.value " $zl5Latency