X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=doc%2Frrdgraph.pod;fp=doc%2Frrdgraph.pod;h=99b2e6bd593547c22335ef2d4d5d5cf1db572112;hb=9fd92a932867262d4f3eb239f05473252f1e98b2;hp=092e37fc59fc1d9471d27deddfb78f1e3c664800;hpb=5c3b824e73337ebc150268f929246991b68d44f3;p=rrdtool.git
diff --git a/doc/rrdgraph.pod b/doc/rrdgraph.pod
index 092e37f..99b2e6b 100644
--- a/doc/rrdgraph.pod
+++ b/doc/rrdgraph.pod
@@ -248,7 +248,7 @@ to the more robust B<--alt-y-grid> mode.
How many digits should rrdtool assume the y-axis labels to be? You
may have to use this option to make enough space once you start
-fideling with the y-axis labeling.
+fiddling with the y-axis labeling.
[B<--units=si>]
@@ -267,6 +267,17 @@ Note, that only the image size will be returned, if you run with lazy even
when using graphv.
+[B<--daemon> I
]
+
+Address of the L daemon. If specified, a C command is sent
+to the server before reading the RRD files. This allows the graph to contain
+fresh data even if the daemon is configured to cache values for a long time. To
+specify a UNIX domain socket use the prefix C, see example below. Other
+addresses are interpreted as normal network addresses, i.Ee. IPv4 or IPv6
+addresses in most cases.
+
+ rrdtool graph [...] --daemon unix:/var/run/rrdcached.sock [...]
+
[B<-f>|B<--imginfo> I]
After the image has been created, the graph function uses printf
@@ -441,8 +452,6 @@ at least one print statement to generate a report.
See L for the exact format.
-=back
-
=head2 graphv
Calling rrdtool with the graphv option will return information in the
@@ -471,6 +480,21 @@ There is more information returned than in the standard interface.
Especially the 'graph_*' keys are new. They help applications that want to
know what is where on the graph.
+=head1 ENVIRONMENT VARIABLES
+
+The following environment variables may be used to change the behavior of
+Cgraph>:
+
+=over 4
+
+=item B
+
+If this environment variable is set it will have the same effect as specifying
+the C<--daemon> option on the command line. If both are present, the command
+line argument takes precedence.
+
+=back
+
=head1 SEE ALSO
L gives an overview of how B works.