3-4 TB per node or in total? On Tue, May 30, 2017 at 6:48 PM, Daniel Steuernol <dan...@sendwithus.com> wrote:
> I should also mention that I am running cassandra 3.10 on the cluster > > > > On May 29 2017, at 9:43 am, Daniel Steuernol <dan...@sendwithus.com> > wrote: > >> The cluster is running with RF=3, right now each node is storing about >> 3-4 TB of data. I'm using r4.2xlarge EC2 instances, these have 8 vCPU's, 61 >> GB of RAM, and the disks attached for the data drive are gp2 ssd ebs >> volumes with 10k iops. I guess this brings up the question of what's a good >> marker to decide on whether to increase disk space vs provisioning a new >> node? >> >> >> On May 29 2017, at 9:35 am, tommaso barbugli <tbarbu...@gmail.com> >> wrote: >> >> Hi Daniel, >> >> This is not normal. Possibly a capacity problem. Whats the RF, how much >> data do you store per node and what kind of servers do you use (core count, >> RAM, disk, ...)? >> >> Cheers, >> Tommaso >> >> On Mon, May 29, 2017 at 6:22 PM, Daniel Steuernol <dan...@sendwithus.com> >> wrote: >> >> >> I am running a 6 node cluster, and I have noticed that the reported load >> on each node rises throughout the week and grows way past the actual disk >> space used and available on each node. Also eventually latency for >> operations suffers and the nodes have to be restarted. A couple questions >> on this, is this normal? Also does cassandra need to be restarted every few >> days for best performance? Any insight on this behaviour would be helpful. >> >> Cheers, >> Daniel >> --------------------------------------------------------------------- To >> unsubscribe, e-mail: user-unsubscr...@cassandra.apache.org For >> additional commands, e-mail: user-h...@cassandra.apache.org >> >> >>
