Hello, Daniel, I am using Size Tiered compaction.
My concern is that as I do not have a TTL defined on the Column family, and I do not have the possibility to create it. Perhaps, the "deleted data" is never actually going to be removed? Thanks a lot! On Thu, Aug 20, 2015 at 4:24 AM, Daniel Chia <danc...@coursera.org> wrote: > Is this a LCS family, or Size Tiered? Manually running compaction on LCS > doesn't do anything until C* 2.2 ( > https://issues.apache.org/jira/browse/CASSANDRA-7272) > > Thanks, > Daniel > > On Wed, Aug 19, 2015 at 6:56 PM, Analia Lorenzatto < > analialorenza...@gmail.com> wrote: > >> Hello Michael, >> >> Thanks for responding! >> >> I do not have snapshots on any node of the cluster. >> >> Saludos / Regards. >> >> Analía Lorenzatto. >> >> "Hapiness is not something really made. It comes from your own actions" >> by Dalai Lama >> >> >> On 19 Aug 2015 6:19 pm, "Laing, Michael" <michael.la...@nytimes.com> >> wrote: >> >>> Possibly you have snapshots? If so, use nodetool to clear them. >>> >>> On Wed, Aug 19, 2015 at 4:54 PM, Analia Lorenzatto < >>> analialorenza...@gmail.com> wrote: >>> >>>> Hello guys, >>>> >>>> I have a cassandra cluster 2.1 comprised of 4 nodes. >>>> >>>> I removed a lot of data in a Column Family, then I ran manually a >>>> compaction on this Column family on every node. After doing that, If I >>>> query that data, cassandra correctly says this data is not there. But the >>>> space on disk is exactly the same before removing that data. >>>> >>>> Also, I realized that gc_grace_seconds = 0. Some people on the >>>> internet say that it could produce zombie data, what do you think? >>>> >>>> I do not have a TTL defined on the Column family, and I do not have the >>>> possibility to create it. So my questions is, given that I do not have a >>>> TTL defined is data going to be removed? or the deleted data is never >>>> actually going to be deleted due to I do not have a TTL? >>>> >>>> >>>> Thanks in advance! >>>> >>>> -- >>>> Saludos / Regards. >>>> >>>> Analía Lorenzatto. >>>> >>>> “It's possible to commit no errors and still lose. That is not >>>> weakness. That is life". By Captain Jean-Luc Picard. >>>> >>> >>> > -- Saludos / Regards. Analía Lorenzatto. “It's possible to commit no errors and still lose. That is not weakness. That is life". By Captain Jean-Luc Picard.
