Re: question about the gain of increasing the number of vnode

2019-01-22 Thread VICTOR IBARRA
Hello Alain , Good Morning & thank you for these details , very interesting your calcul for the node and vnodes thanks for your example for calculate the tokens in the cluster and i gonna read & take my class of maths for understand the formule and document of mr Joey Lynch i thin so very intere

Re: question about the gain of increasing the number of vnode

2019-01-21 Thread Alain RODRIGUEZ
Sure, it's called "Cassandra Availability with Virtual Nodes”, by Joey Lynch and Josh Snyder. I found it in the mailing list archives: https://github.com/jolynch/python_performance_toolkit/blob/master/notebooks/cassandra_availability/whitepaper/cassandra-availability-virtual.pdf There are some ma

Re: question about the gain of increasing the number of vnode

2019-01-21 Thread VICTOR IBARRA
Hi Alain , thank you very much for the explication and the points for the sujet of managing de vnodes you talk about the paper of netflix and the outage ? you have the link with this discution thank you for your help BEST REGARDS Le lun. 21 janv. 2019 à 13:53, Alain RODRIGUEZ a écrit : > Th

Re: question about the gain of increasing the number of vnode

2019-01-21 Thread VICTOR IBARRA
Hi Jean Carlo, thank you for the link !!! I gonna read the ticket Have a nice day best regards Le lun. 21 janv. 2019 à 13:52, Jean Carlo a écrit : > Hi Victor, > > Take a look to this jira > > https://issues.apache.org/jira/browse/CASSANDRA-13701 > > I may answer your questions > > > Jean C

Re: question about the gain of increasing the number of vnode

2019-01-21 Thread Alain RODRIGUEZ
There have been some discussion on this topic in this mailing list, including a paper from Netflix with the impact of vnodes. I could not find it quickly, but I invite you to check. To share some ideas: More vnodes: + Better balance between nodes + maximize the streaming throughput for operations

Re: question about the gain of increasing the number of vnode

2019-01-21 Thread Jean Carlo
Hi Victor, Take a look to this jira https://issues.apache.org/jira/browse/CASSANDRA-13701 I may answer your questions Jean Carlo "The best way to predict the future is to invent it" Alan Kay On Mon, Jan 21, 2019 at 12:08 PM VICTOR IBARRA wrote: > > Good morning every one, > > I would like

question about the gain of increasing the number of vnode

2019-01-21 Thread VICTOR IBARRA
Good morning every one, I would like have a contact with the cassandra community for the questions of cluster configuration Today i have many questions and differents projets about the configuration of cluster cassandra and with the general problems of configuration migration and for the use of v