Hello. I may have notice something similar. And it was a matter of disk Space for the provenance repository. There was not enough space, and flowfile with large content.... NiFi was waiting to free some spaces.
Regards Etienne Jouvin Le lun. 2 août 2021 à 20:20, scott <[email protected]> a écrit : > I'm using openjdk-11.0.7.10-4 as I was on the previous version of NiFi. > I'll look around for a free Java profiler to use to dig deeper. > Thanks, > Scott > > On Sat, Jul 31, 2021 at 7:56 PM Joe Witt <[email protected]> wrote: > >> 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 <[email protected]> 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 >>> >>> >>> >>>
