Wendy Buster 2012-10-03, 11:38
Ravi Mutyala 2012-10-03, 15:45
Take a look at http://opentsdb.net/overview.html it's really look like what
your are describing.
2012/10/3 Wendy Buster <[EMAIL PROTECTED]>
> I use a data historian (sometimes called time series database) for
> collecting and persisting large (billions) of rows of measurement data.
> The data being collected is off of a manufacturing equipment and
> represents sensors such as temperature, pressure…. I've been wondering if
> I should be researching some type of BigData replacement. The historian
> simply stores key=value types data, primarily made up of timestamp=value.
> At 3:00, temperature was 40, at 3:01, it was 40…. Lots of repetitive data,
> but historians are good at compression, but cost $$. I have to believe
> that commodity hardware is a lot less than year over year software
> maintenance. Has anyone used any of the Apache Hadoop products in this