RRD 函数

Table of Contents

  • rrd_create — Creates rrd database file
  • rrd_error — Gets latest error message
  • rrd_fetch — Fetch the data for graph as array
  • rrd_first — Gets the timestamp of the first sample from rrd file
  • rrd_graph — Creates image from a data
  • rrd_info — Gets information about rrd file
  • rrd_last — Gets unix timestamp of the last sample
  • rrd_lastupdate — Gets information about last updated data
  • rrd_restore — Restores the RRD file from XML dump
  • rrd_tune — Tunes some RRD database file header options
  • rrd_update — Updates the RRD database
  • rrd_version — Gets information about underlying rrdtool library
  • rrd_xport — Exports the information about RRD database
  • rrdc_disconnect — Close any outstanding connection to rrd caching daemon
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