Hi Jim, Cluster configuration completed, in all the three servers attached screenshot for your reference.
Unfortunately Load balancer is not working, we have updated the load balancer details in the nifi.properties file but the website still can't be reachable (the irony is we didn't get any logs for load balancer issue in nifi.app nor nifi. ), any clue? Keystore handshake and everything resolved. Server 1 Log [image: image.png] Server 2 log [image: image.png] Server 3 Log [image: image.png] LOADBALANCER PAGE: [image: image.png] Below is our nifi.properties config, [image: image.png] [image: image.png] KR JOhn On Sun, Nov 30, 2025 at 3:00 PM Jim Halfpenny <[email protected]> wrote: > Hi Johnson, > The NiFi documentation is very good so I would always recommend starting > there: > > [image: project-brand.jpg] > > Components <https://nifi.apache.org/components/> > nifi.apache.org <https://nifi.apache.org/components/> > <https://nifi.apache.org/components/> > > I am not familiar with running NiFi on windows, but I did note that the > admin guide says you should run nifi.cmd and not run-wifi.bat to start the > NiFi server. I see no reason not the use NiFi 2.6, there have been a > significant number of improvements and bug fixes over previous releases. > > Kind regards, > Jim > > On 28 Nov 2025, at 13:27, Sadhasivam, Johnson < > [email protected]> wrote: > > Hi Jim, > > Thank you for the advice regarding the upgrade path. > > I apologize for the confusion; we have decided to change our approach. We > are now planning a fresh installation of Apache NiFi 2.6 on new servers > (dev2, stage2, and prod2), setting up a three-node cluster in each > environment. > > Could you please provide the relevant documentation or the steps we should > follow for a new NiFi 2.6 cluster installation? > > Since we are looking at a major jump, how stable would you rate the latest > NiFi 2.6 release for production use right now? > > Kind regards, > > Johnson > On Tue, Nov 25, 2025 at 2:30 PM Jim Halfpenny <[email protected]> > wrote: > >> Hi Johnson, >> Here's some general advice for upgrading your NiFi 1.17 installation. >> There have been a lot of changes since NiFi 1.17 so you won't be able to >> jump straight to the latest version. >> >> - NiFi 1.x is no longer maintained so ideally you want to aim to >> upgrade to NiFi 2. >> - Because you are on NiFi 1.17 you would need to upgrade to the >> latest version of NiFi 1 (1.28.0) before you can upgrade to NiFi 2.x. >> - The NiFi documentation is good, I would suggest starting there -> >> https://nifi.apache.org/documentation/v1/. The admin guide has some >> useful information on upgrading your NiFi cluster. >> - Make sure you back up your NiFi installation before you begin >> upgrading and test the upgrade in a non-production environment before >> doing >> this for real. >> - There are a lot of features and processors deprecated in NiFi 2, so >> you will need to make sure that you thoroughly test your workflows. >> >> Kind regards, >> Jim >> >> On Mon, 24 Nov 2025 at 14:47, Sadhasivam, Johnson via dev < >> [email protected]> wrote: >> >>> Hi Team, >>> >>> We are planning to upgrade our current Apache NiFi environment, which is >>> running a three-node cluster on version 1.17.0 (attached screenshot for >>> your reference). >>> >>> Could you please advise on the latest stable version of NiFi that you >>> recommend for this upgrade? >>> >>> Additionally, please share any relevant documentation that includes the >>> installation steps. >>> >>> >>> [image: image.png] >>> Thanks, >>> Johnson Sadhasivam >>> >> >
