Following up my own post... :) Turns out you can get this functionality with the filter chains built in to collectd. I had no idea.
On Mon, May 14, 2012 at 3:34 PM, Jason Stelzer <[email protected]> wrote: > We are using the GenericJMX plugin to monitor Tomcat. > > This produces directory names like: GenericJMX-"http-apr-7084". > > I have a visualization frontend that essentially just walks trees of > rrd files and generates graphs from them. I could translate names > there, but I would rather see the filesystem have 'clean' names. > > It might be nice to add a toggle so that you can normalize the names. > Is there a preferred approach to this? Should the collector plugin be > responsible for maintaining a mapping to 'actual' and 'cleaned up' > names? There are other metrics that contain whitespace, brackets, > quotes and other noise. > > To this end, I modified GenericJMXConfMBean.java and added 2 > configuration properties: > > MaskChars is a regex of characters to mask. > ReplacementString is a string to replace the masked characters with. > > A sample configuration could look like this: > > <Plugin "GenericJMX"> > # Memory usage by memory pool. > <MBean "appname_tomcat/memory_pool"> > ObjectName "java.lang:type=MemoryPool,*" > InstancePrefix "appname_tomcat-memory_pool-" > InstanceFrom "name" > MaskChars "[ ,\\%\\[\\]\"]" > ReplacementString "" > <Value> > Type "memory" > #InstancePrefix "" > #InstanceFrom "" > Table true > Attribute "Usage" > </Value> > </MBean> > </Plugin> > > > What this essentially means is the following: > > * When you replace substrings, it's expected you do so in a way that > is distinct and stable. > * The stats are sent to the collectd system such that the names are 'clean'. > * If you do not specify these directives, the system behaves as it did before. > > Would anyone else find this feature convenient? Would you like me to > submit a patch? > -- > J. -- J. _______________________________________________ collectd mailing list [email protected] http://mailman.verplant.org/listinfo/collectd
