Nodetool refresh v/s sstableloader

ciate any help in advance. Thanks, Rajath Rajath Subramanyam

Re: SSTable Ancestors information in Cassandra 3.0.x

Thanks Jeff. Rajath Subramanyam On Thu, Mar 23, 2017 at 4:50 PM, Jeff Jirsa wrote: > The ancestors were used primarily to clean up leftovers in the case that > cassandra was killed right as compaction finished, where the > source/origin/ancestors were sti

Re: SSTable Ancestors information in Cassandra 3.0.x

Thanks, Jeff. Did all the internal tasks and the compaction tasks move to a timestamp-based approach? Regards, Rajath Rajath Subramanyam On Thu, Mar 23, 2017 at 2:12 PM, Jeff Jirsa wrote: > That information was removed, because it was really meant to be used fo

SSTable Ancestors information in Cassandra 3.0.x

11e6ac23e7ccf62f494b]$ My question, how can I get this information in C* 3.0.x ? Thank you ! Regards, Rajath -------- Rajath Subramanyam

Cassandra snapshot JMX commands

takeColumnFamilySnapshot < ks_name> - Issuing snapshot to multiple column families spanning keyspaces: Nodetool command: nodetool snapshot -kc .,.,.,. -t Can anybody help me with JMX equivalent of the above command ? Thanks in advance. Regards, Rajath ----

Re: Massive churn in new SSTables getting generated.

Hello Cassandra-users / Cassandra-dev, (Resending with the correct user mailing list) We have a C* 2.1.12 cluster. We have a total size of ~ 100 GB, with 2-3 GB of data being pumped in per day. We are encountering an unique situation where the SSTables are getting compacted (or it seems so) multi

Re: SSTable generation numbers

Thanks Tyler. - Rajath Rajath Subramanyam On Tue, Jun 28, 2016 at 11:01 AM, Tyler Hobbs wrote: > 32 bit integer overflow is the only scenario where a single node would wrap > around. > > However, when copying sstables from one node to another, there can

SSTable generation numbers

specifically asking this question for C* 2.0/2.1. Thanks in advance for your help. - Rajath Rajath Subramanyam

Re: Statistics.db file in Cassandra 3.0

Thanks Tyler. Rajath Subramanyam On Wed, Feb 10, 2016 at 8:45 AM, Tyler Hobbs wrote: > Take a look at MetadataSerializer and the MetadataComponent subclasses. > > On Tue, Feb 9, 2016 at 4:34 PM, Rajath Subramanyam > wrote: > > > Hello Cassandr

Statistics.db file in Cassandra 3.0

Hello Cassandra-Dev, I have noticed that in Cassandra 3.0 there is a new file in the // called ma--big-Statistics.db. What does this file contain ? Is it compressed ? How do I read it ? Thanks in advance for sharing some information on this. - Rajath Rajath Subramanyam

Re: SSTable format in C* 2.2 and later

Thanks Tyler. Cassandra-8099 has a lot of meat. I will get back in case of further questions. - Rajath Rajath Subramanyam On Tue, Jan 19, 2016 at 8:27 AM, Tyler Hobbs wrote: > Primarily, CASSANDRA-8099. If you look at the Version class

SSTable format in C* 2.2 and later

Hello Cassandra-dev community, Does anyone know the JIRAs that affected the change in the SSTable format for C* 2.2 and later ? Thanks in advance. - Rajath Rajath Subramanyam

Re: Partitioned Counters Design

appreciate your clarification on this. Thank you ! Regards, Rajath Rajath Subramanyam On Mon, Oct 6, 2014 at 3:38 PM, Aleksey Yeschenko wrote: > No, there are no unique ids per increment. That was one of the ideas > suggested in https://issues.apache.org/jira/

Partitioned Counters Design

! Regards, Rajath Rajath Subramanyam

Fork Cassandra-0.8

commit (around 0.8) I am looking for a much cleaner way to directly fork 0.8 version. Any help is appreciated. Thanks in advance. // Rajath Rajath Subramanyam