Bootstrap resume , streamed all data again and 2nd bootstrap id in netstats

2020-06-04 Thread Surbhi Gupta
Hi, We are on 3.11.5 . We are trying to add a node in a DC and after all the streaming is done, no streaming is active in nodetool netstats output , the node was just waiting for 1 hour doing nothing. So we thought it might be hung, so we tried nodetool bootstrap resume But bootstrap resume ,

data model for TWCS+TTL

2020-06-04 Thread Arvinder Dhillon
Hi eveyone, In our use-case, we need to insert 200 millions rows per day. By default we need to retain data for 10 days unless a certain condition is matched from client within same day(in that case we need to update ONE column and set ttl to 1 day). In 98% of cases we will find that match and

Unable to connect with Cassandra Docker image from outside

2020-06-04 Thread Manu Chadha
Hi I want to run cassandra docker image and want to connect it with my application running in another container. I am on Windows10 and both containers are running on same Windows10 Home machine. I also have Cassandra installed on the machine as standalone application (without Docker). I

Re: Cassandra and Docker

2020-06-04 Thread amit sehas
What If I were to deploy this in AWS?  Is there a straightforward way to allocate resource in AWS and tell Cassandra about them? thanks On Thursday, June 4, 2020, 03:10:11 AM PDT, Cédrick Lunven wrote: Hello, Having Cassandra in Docker is nice because you don't have anything to

Re: Impact of enabling authentication on performance

2020-06-04 Thread Sam Tunnicliffe
Passwords are hashed using bcrypt, which performs a configurable number of encryption rounds on the input. The more rounds, the more computationally expensive the hashing and so the more effort required to defeat by brute force. By default, Cassandra encrypts with 2^10 rounds, but this can be

Re: Cassandra and Docker

2020-06-04 Thread Cédrick Lunven
Hello, Having Cassandra in Docker is nice because you don't have anything to install. Cassandra can be installed in multiple ways but this is tarball and as such not for windows. The Docker hub website is very detailed about what are the options you can usem which ports to open (as stated by

Re: Impact of enabling authentication on performance

2020-06-04 Thread Gil Ganz
Great advice guys, will check it out. Jeff, what do you mean exactly by dropping bcrypt rounds? On Wed, Jun 3, 2020 at 10:22 AM Alex Ott wrote: > You can decrease this time for picking up the change by using lower number > for credentials_update_interval_in_ms, roles_update_interval_in_ms & >