- Version 2.3.0 RC1 (2016-05-02)
Noteworthy Changes:
- Introduced option --max-connection/tsd.core.connections.limit to set the maximum number
of connection a TSD will accept (#638) - 'tsdb import' can now read from stdin (#580)
- Added datapoints counter (#369)
- Improved metadata storage performance (#699)
- added checkbox for showing global annotations in UI (#736)
- Added startup plugins, can be used for Service Discovery or other integration (#719)
- Added MetaDataCache plugin api
- Added timeshift() function (#175)
- Now align downsampling to Gregorian Calendar (#548, #657)
- Added None aggregator to fetch raw data along with first and last aggregators to
fetch only the first or last data points when downsampling. - Added script to build OpenTSDB/HBase on OSX (#674)
- Add cross-series expressions with mathematical operators using Jexl
- Added query epxressions (alias(), scale(), absolute(), movingAverage(), highestCurrent(),
highestMax(), timeShift(), divide(), sum(), difference(), multiply()) (#625) - Add a Unique ID assignment filter API for enforcing UID assignment naming conventions.
- Add a whitelist regular expression based UID assignment filter
- Add a time series storage filter plugin API that allows processing time series data
and determining if it should be stored or not. - Allow using OpenTSDB with Google's Bigtable cloud platform or with Apache Cassandra
Bug Fixes:
- Some improperly formatted timestamps were allowed (#724)
- Removed stdout logging from packaged logback.xml files (#715)
- Restore the ability to create TSMeta objects via URI
- Restore raw data points (along with post-filtered data points) in query stats
- Built in UI will now properly display global annotations when the query string is passed