On Fri, Sep 4, 2015 at 3:50 PM, Marcus Olsson <marcus.ols...@ericsson.com> wrote:
> Hi, > > While checking the repair documentation at > http://docs.datastax.com/en/cassandra/2.1/cassandra/tools/toolsRepair.html > I noticed the line *Use the **-hosts** option to list the good nodes to > use for repairing the bad nodes. Use **-h** to name the bad nodes.* and > below there was an example: > > *nodetool repair -pr -hosts **10.2**.**2.20* *10.2**.**2.21* which should > do *A partitioner range repair of the bad partition on current node using > the good partitions on 10.2.2.20 or 10.2.2.21* according to the > documentation. > Look like -pr and -hosts does not mix, and the documentation is not up to date https://github.com/apache/cassandra/blob/trunk/src/java/org/apache/cassandra/tools/nodetool/Repair.java#L90 > > Is this correctly documented because I don't seem to be getting the right > results when trying. > > I started up a C* 2.1.9 CCM cluster and when running > > * repair -h 127.0.0.1 -p 7100 repair -pr 127.0.0.2 127.0.0.3* > > I get the error: > > *nodetool: Keyspace [127.0.0.3] does not exist.* > > --------------- > > When I run it as > > * nodetool -h 127.0.0.1 -p 7100 repair -pr -hosts 127.0.0.2* > > instead it gives me the error: > *java.lang.RuntimeException: Primary range repair should be performed on > all nodes in the cluster.* > * at > org.apache.cassandra.tools.NodeTool$Repair.execute(NodeTool.java:1873)* > * at > org.apache.cassandra.tools.NodeTool$NodeToolCmd.run(NodeTool.java:288)* > * at org.apache.cassandra.tools.NodeTool.main(NodeTool.java:202)* > > --------------- > > I even tried running it as > > > * repair -h 127.0.0.1 -p 7100 repair -hosts 127.0.0.2 * > and then I get > *The current host must be part of the repair* > > --------------- > > This seems like either bug(s) or a documentation mistake? > > There is also a line in > http://docs.datastax.com/en/cassandra/2.1/cassandra/operations/ops_repair_nodes_c.html > which says that *You can specify which nodes have the good data for > replacing the outdated data.* which seems to be related(and also the > reason I tried it out)? > > BR > Marcus Olsson >
