Volume
In Stroom a Volume is a logical storage area that Stroom can write data to. Volumes are associated with a path on a file system that can either be local to the Stroom node or on a shared file system.
Stroom has two types of Volume; Index Volumes and Data Volumes.
- Index Volume - Where the Lucene Index Shards are written to.
An Index Volume must belong to a
Volume group
Volume group
A Volume Group is a collection of one or more Index Volumes. Index volumes must belong to a volume group and Indexes are configured to write to a particular Volume Group.Click to see more details....
- Data Volume - Where streams are written to.
When writing
Stream
Stream
A Stream is the unit of data that Stroom works with and will typically contain many Events.Click to see more details... data Stroom will pick a data volume using a volume selector as configured by the Property PropertyA configuration Property for configuring Stroom. Properties can be set in the user interface or via theClick to see more details...
config.ymlconfiguration file.stroom.data.filesystemVolume.volumeSelector.
See Also
Volume group
Volume group
A Volume Group is a collection of one or more Index Volumes. Index volumes must belong to a volume group and Indexes are configured to write to a particular Volume Group.
Click to see more details…
User Guide
Last modified October 20, 2026: Merge pull request #144 from gchq/add-7.14-rel-notes (2c6fb22)