Scott Nope this sounds pretty dang unique
What JVM? May need to attach a profiler. I have seen buried exceptions happening at massive rates causing horrid performance among a few other scenarios but nothing specific to 1.14 thanks On Sat, Jul 31, 2021 at 4:01 PM scott <tcots8...@gmail.com> wrote: > Hi All, > I upgraded to 1.14 last week and within a few days I started to see some > pretty odd behavior, I'm hoping someone has either seen it before or could > point me to a deeper level of troubleshooting. > > Here are the symptoms I observed. > * Performance issues: > Processor performance very poor. Even simple processors like router > and updateattribute went from being able to process 100,000recs/min to > 100recs/min or stop all together, but not consistently. > Processors needing to be force killed, even simple ones like > updateattribute. > > * Weirdness. One of my routers lost its mind and didn't recognize the > routes configured anymore. It changed all the arrows to dotted lines except > for the default. I ended up copying it and replacing it with the copy, no > changes mind you, but it worked fine. > > * Errors: I have not found any obvious errors in the nifi logs that could > explain this, but one error keeps repeating in the logs: SQLServerDriver is > not found . I have dozens of processors that use SQL Server, all seem to be > working fine. This is not tied to a particular processor's configuration. I > don't think this is related. > > * Server resources fine. I use htop and sar to troubleshoot hardware > issues usually, all looks normal. I added 1/3 more memory to the JVM, now > at 24GB, just for good measure, but that had no effect. > > Is it possible there are some hidden performance issues going on within > the JVM I need a special tool to see? > > Any help would be greatly appreciated. > > Thanks, > Scott > > > >
