sstablelevelreset
The sstablelevelreset utility will reset the level to 0 on a given set of SSTables.
Reset level to 0 on a given set of SSTables that use LeveledCompactionStrategy.
Usage:
C:\> cd %CASSANDRA_HOME% C:\> sstablelevelreset [--really-reset] keyspace tableThe option
--really-reset
is a warning that Cassandra is stopped before
the tool is run.Procedure
Stop Cassandra on the node. Choose a keyspace and table to reset to level
0.
C:\> %CASSANDRA_HOME%\tools\bin\sstablelevelreset --really-reset cycling cyclist_name
If the designated table is already at level 0, then no change occurs. If the SSTable is releveled, the metadata is rewritten to designate the level to 0.
Example
CASSANDRA_HOME
On a standard Windows installation, the installation wizard creates
%CASSANDRA_HOME% as an environment variable.
Windows 3.0 installations | C:\Program Files\Datastax Community\apache-cassandra\ |
Windows 3.x installations | C:\Program Files\Datastax-DDC\apache-cassandra\ |