Cacti Bandwidth Monitoring

Filesystem Tuning for RRDtool and RRDtool in Zenoss

= Tuning RRDtool for performance =

RRDtool minimizes writing to disk by using circular buffers. If you run a small deployment of RRDtool with a few hundred rrd files, you will find RRDtool to be very fast in updating its rrd files. If your installation runnins into 50k or 100k or even more rrd files, things may be less speedy.

== Background Information ==

To understand RRDtool performance tuning, you must know some basics about the RRDtool file format as well as the way the OS accesses files on disk.

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