Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-06 Thread MyWorld
Thanks all for the help. On Mon, Sep 6, 2021 at 2:20 PM manish khandelwal < manishkhandelwa...@gmail.com> wrote: > Totally agree with Jeff and Bowen there. Don't try to achieve something > faster by cutting corners. Migration to GCP from physical DC should be done > on the same versions. > > On

Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-06 Thread manish khandelwal
Totally agree with Jeff and Bowen there. Don't try to achieve something faster by cutting corners. Migration to GCP from physical DC should be done on the same versions. On Mon, Sep 6, 2021 at 2:11 PM Bowen Song wrote: > Hello Ashish, > > > I'm slightly worried about this: > > *Since I won't be

Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-06 Thread Bowen Song
Hello Ashish, I'm slightly worried about this: /Since I won't be needing physical DC anymore so instead of upgrading it I will simply discard that DC/ This sounds like you are planning to add GCP 3.x to existing cluster, and upgrade GCP to 4.0, then decommission the existing DC without

Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-05 Thread MyWorld
Hi Jeff, *When you’re upgrading or rebuilding you want all copies on the same version with proper sstables . So either add GCP then upgrade to 4.0 or upgrade to 4.0 and then expand to GCP. Don’t do them at the same time.* I think I forgot to mention one thing that after completion of step 1 our

Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-05 Thread Jeff Jirsa
In-line > On Sep 3, 2021, at 11:12 AM, MyWorld wrote: > >  > Hi Jeff, > Thanks for your response. > To answer your question, Yes, we have created dev environment by restoring > them from snapshot/CSV files. > > Just one follow up question, I have a 5-node single DC on production on >

Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-03 Thread MyWorld
Hi Jeff, Thanks for your response. To answer your question, Yes, we have created dev environment by restoring them from snapshot/CSV files. Just one follow up question, I have a 5-node single DC on production on version 3.0.9on physical server. We are planning to migrate to GCP along with

Re: [UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-03 Thread Jeff Jirsa
On Fri, Sep 3, 2021 at 10:33 AM MyWorld wrote: > Hi all, > We are doing a POC on dev environment to upgrade apache cassandra 3.0.9 to > 4.0.0. We have the below setup currently on cassandra 3.0.9 > DC1 - GCP(india) - 1 node > DC2 - GCP(US) - 1 node > 3.0.9 is very old. It's got older version of

[UPGRADATION] Apache Cassandra from version 3.0.9 to 4.0.0

2021-09-03 Thread MyWorld
Hi all, We are doing a POC on dev environment to upgrade apache cassandra 3.0.9 to 4.0.0. We have the below setup currently on cassandra 3.0.9 DC1 - GCP(india) - 1 node DC2 - GCP(US) - 1 node For upgradation, we carried out below steps on DC2 - GCP(US) node: Step1. Install apache cassandra 4.0.0