The auto_snapshot setting is disabled. And the directory architecture on the five nodes will match exactly.
(Cassandra/Server shutdown -> Mount disk -> Add directory to data_file_directories -> Start Cassandra) * 5 rolling Is it possible to add disks without losing data by doing the above procedure? > On 7 Mar 2018, at 7:59 PM, Rahul Singh <rahul.xavier.si...@gmail.com> wrote: > > Are you putting both the commitlogs and the Sstables on the adds? Consider > moving your snapshots often if that’s also taking up space. Maybe able to > save some space before you add drives. > > You should be able to add these new drives and mount them without an issue. > Try to avoid different number of data dirs across nodes. It makes automation > of operational processes a little harder. > > As an aside, Depending on your usecase you may not want to have a data > density over 1.5 TB per node. > > -- > Rahul Singh > rahul.si...@anant.us > > Anant Corporation > > On Mar 7, 2018, 1:26 AM -0500, Eunsu Kim <eunsu.bil...@gmail.com>, wrote: >> Hello, >> >> I use 5 nodes to create a cluster of Cassandra. (SSD 1TB) >> >> I'm trying to mount an additional disk(SSD 1TB) on each node because each >> disk usage growth rate is higher than I expected. Then I will add the the >> directory to data_file_directories in cassanra.yaml >> >> Can I get advice from who have experienced this situation? >> If we go through the above steps one by one, will we be able to complete the >> upgrade without losing data? >> The replication strategy is SimpleStrategy, RF 2. >> >> Thank you in advance >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: user-unsubscr...@cassandra.apache.org >> For additional commands, e-mail: user-h...@cassandra.apache.org >> --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@cassandra.apache.org For additional commands, e-mail: user-h...@cassandra.apache.org