X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=doc%2Frrdcached.pod;h=d8d88c59e520de524a8d72fdc274d53baff24fcb;hp=bdb8949a893eaf589c364f739fbccbb907920137;hb=afdd543a34762dba360a103e9b17f38b64be83ff;hpb=f3816cb9cea7ce0b5390afe5508b5f209ec7a52a diff --git a/doc/rrdcached.pod b/doc/rrdcached.pod index bdb8949..d8d88c5 100644 --- a/doc/rrdcached.pod +++ b/doc/rrdcached.pod @@ -35,14 +35,19 @@ interpreted as the path to a UNIX domain socket. Otherwise the address or node name are resolved using L. For network sockets, a port may be specified by using the form -I
:I. The default port is 42217. +CI
B<]:>I>. If the address is an IPv4 address or a fully +qualified domain name (i.Ee. the address contains at least one dot +(C<.>)), the square brackets can be omitted, resulting in the (simpler) +CB<:>I> pattern.. The default port is B<42217/udp>. -These formats are accepted: +The following formats are accepted. Please note that the address of the UNIX +domain socket B start with a slash in the second case! unix: - + / - : + []: + : If the B<-l> option is not specified the default address, C, will be used. @@ -182,9 +187,8 @@ The downside of caching values is that they won't show up in graphs generated from the RRDEfiles. To get around this, the daemon provides the "flush command" to flush specific files. This means that the file is inserted at the B of the update queue or moved there if it is already enqueued. The flush -command will return after the update thread has dequeued the file, so there is -a good chance that the file has been updated by the time the client receives -the response from the daemon, but there is no guarantee. +command will return only after the file's pending updates have been written +to disk. +------+ +------+ +------+ ! head ! ! root ! ! tail ! @@ -312,6 +316,11 @@ Causes the daemon to put I to the B of the update queue (possibly moving it there if the node is already enqueued). The answer will be sent B the node has been dequeued. +=item B + +Causes the daemon to start flushing ALL pending values to disk. This +returns immediately, even though the writes may take a long time. + =item B [I] Returns a short usage message. If no command is given, or I is @@ -406,6 +415,16 @@ Number of times the journal has been rotated since startup. =back +=head1 SIGNALS + +=over 4 + +=item SIGINT and SIGTERM + +The daemon exits normally on receipt of either of these signals. + +=back + =head1 BUGS No known bugs at the moment.