Re: best pointers to learn Cassandra maintenance

2020-10-08 Thread Jeff Jirsa
On Thu, Oct 8, 2020 at 5:31 AM Attila Wind wrote: > Hey Guys, > > We already started to feel that however Cassandra performance is awesome > in the beginning over time > - as more and more data is present in the tables, > - more and more deletes creating tombstones, > - cluster gets here and ther

Re: best pointers to learn Cassandra maintenance

2020-10-08 Thread Erick Ramirez
In Cassandra, "repair" refers to anti-entropy repairs. I think that's where most of the confusion is. DBAs see the word "repair" and think it is a one-off operation to "fix something broken". Users incorrectly think that once it is fixed then there shouldn't be a need to repair again. However in a

best pointers to learn Cassandra maintenance

2020-10-08 Thread Attila Wind
Hey Guys, We already started to feel that however Cassandra performance is awesome in the beginning over time - as more and more data is present in the tables, - more and more deletes creating tombstones, - cluster gets here and there not that well balanced performance can drop quickly and sign