<HTML> <HEAD> <TITLE>rrdinfo</TITLE> <LINK REV="made" HREF="mailto:karrer@iis.ee.ethz.ch"> </HEAD> <BODY> <A NAME="__index__"></A> <!-- INDEX BEGIN --> <!-- <UL> <LI><A HREF="#name">NAME</A></LI> <LI><A HREF="#synopsis">SYNOPSIS</A></LI> <LI><A HREF="#description">DESCRIPTION</A></LI> <LI><A HREF="#example">EXAMPLE</A></LI> <LI><A HREF="#author">AUTHOR</A></LI> </UL> --> <!-- INDEX END --> <P> <H1><A NAME="name">NAME</A></H1> <P>rrdtool info - extract header information from an rrd</P> <div align="right"><a href="rrdinfo.pdf">PDF</a> version.</div><P> <HR> <H1><A NAME="synopsis">SYNOPSIS</A></H1> <P><STRONG>rrdtool</STRONG> <STRONG>info</STRONG> <EM>filename.rrd</EM></P> <P> <HR> <H1><A NAME="description">DESCRIPTION</A></H1> <P>The <STRONG>info</STRONG> function prints the header information from an rrd in a parsing friendly format.</P> <P>Check <A HREF="././rrdcreate.html">the rrdcreate manpage</A> if you are uncertain about the meaning of the individual keys.</P> <P> <HR> <H1><A NAME="example">EXAMPLE</A></H1> <P>This is the output generated by running <STRONG>info</STRONG> on a simple rrd which contains two datasources and one rra. Note that the number after the <EM>last_update</EM> keyword is in seconds since 1970. The string <STRONG>NaN</STRONG> stands for <EM>*UNKNOWN*</EM> data. In the example it means that this rrd has neither minimum not maximum values defined for either of its datasources.</P> <PRE> filename = "randome.rrd" rrd_version = "0001" step = 300 last_update = 955892996 ds[a].type = "GAUGE" ds[a].minimal_heartbeat = 600 ds[a].min = NaN ds[a].max = NaN ds[a].last_ds = "UNKN" ds[a].value = 2.1824421548e+04 ds[a].unknown_sec = 0 ds[b].type = "GAUGE" ds[b].minimal_heartbeat = 600 ds[b].min = NaN ds[b].max = NaN ds[b].last_ds = "UNKN" ds[b].value = 3.9620838224e+03 ds[b].unknown_sec = 0 rra[0].cf = "AVERAGE" rra[0].pdp_per_row = 1 rra[0].cdp_prep[0].value = nan rra[0].cdp_prep[0].unknown_datapoints = 0 rra[0].cdp_prep[1].value = nan rra[0].cdp_prep[1].unknown_datapoints = 0</PRE> <DL> <DT><STRONG><A NAME="item_filename%2Errd"><EM>filename.rrd</EM></A></STRONG><BR> <DD> The name of the <STRONG>RRD</STRONG> you want to dump. <P></P></DL> <P> <HR> <H1><A NAME="author">AUTHOR</A></H1> <P>Tobias Oetiker <<A HREF="mailto:oetiker@ee.ethz.ch">oetiker@ee.ethz.ch</A>></P> </BODY> </HTML>
