RRD 関数

目次

• 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