I just tested. It doesn't flush memtables like nodetool drain/flush command. Means it only does crash for the node, no graceful shutdown.
On Mon, Jun 13, 2016 at 10:51 PM, Jake Luciani <jak...@gmail.com> wrote: > Yeah same as drain. Just exits at the end. > > On Mon, Jun 13, 2016 at 1:11 PM, Anshu Vajpayee <anshu.vajpa...@gmail.com> > wrote: > >> Thanks for information. >> >> Does stopdaemon also flush memtables and stop trift and CQL interface >> before shutting down the daemon ? does node also announce shutting down >> message in ring ? >> >> >> On Mon, Jun 13, 2016 at 10:14 PM, Jake Luciani <jak...@gmail.com> wrote: >> >>> If you want to understand why, it's because C* was designed to be >>> crash-only. >>> >>> https://www.usenix.org/conference/hotos-ix/crash-only-software >>> >>> Since this is great for the project but bad for operators experience we >>> have later added this stopdaemon command. >>> >>> On Mon, Jun 13, 2016 at 12:37 PM, Anshu Vajpayee < >>> anshu.vajpa...@gmail.com> wrote: >>> >>>> As per Documentation(pasted as below), It does not stop Daemon . I >>>> tested also.I was looking for graceful shutdown for Cassandra Daemon. >>>> Description >>>> <https://docs.datastax.com/en/cassandra/2.1/cassandra/tools/toolsDrain.html?scroll=toolsDrain__description_unique_11> >>>> >>>> Flushes all memtables from the node to SSTables on disk. Cassandra >>>> stops listening for connections from the client and other nodes. You need >>>> to restart Cassandra after running nodetool drain. You typically use >>>> this command before upgrading a node to a new version of Cassandra. To >>>> simply flush memtables to disk, use nodetool flush. >>>> >>>> On Mon, Jun 13, 2016 at 10:00 PM, Jeff Jirsa < >>>> jeff.ji...@crowdstrike.com> wrote: >>>> >>>>> `nodetool drain` >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> *From: *Anshu Vajpayee <anshu.vajpa...@gmail.com> >>>>> *Reply-To: *"user@cassandra.apache.org" <user@cassandra.apache.org> >>>>> *Date: *Monday, June 13, 2016 at 9:28 AM >>>>> *To: *"user@cassandra.apache.org" <user@cassandra.apache.org> >>>>> *Subject: *Why there is no native shutdown command in cassandra >>>>> >>>>> >>>>> >>>>> Hi All >>>>> >>>>> >>>>> >>>>> Why we dont have native shutdown command in Cassandra ? >>>>> >>>>> >>>>> >>>>> Every software provides graceful shutdown command. >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> ​Regards, >>>>> >>>>> Anshu​ >>>>> >>>>> >>>>> >>>>> >>>>> >>>> >>>> >>>> >>>> -- >>>> *Regards,* >>>> *Anshu * >>>> >>>> >>>> >>> >>> >>> -- >>> http://twitter.com/tjake >>> >> >> >> >> -- >> *Regards,* >> *Anshu * >> >> >> > > > -- > http://twitter.com/tjake > -- *Regards,* *Anshu *
