Chris, If this is a test system (which I believe you said it is) and you're okay losing all data in the system, you can shutdown and delete your content and flowfile repositories (by default they are located at ./flowfile_repository and ./content_repository) and then restart.
Thanks -Mark > On Nov 12, 2015, at 8:25 AM, Christopher Hamm <ceham...@gmail.com> wrote: > > that isn't clearing them out really. it gradually decreases but doesn't clear > out 500k items. > > On Nov 12, 2015 8:22 AM, "Juan Sequeiros" <juan.sequei...@onyxpoint.com > <mailto:juan.sequei...@onyxpoint.com>> wrote: > To answer Christopher, > You can clear out flowfiles on a queue by setting expiration on relationship > line. > > > On Thu, Nov 12, 2015 at 7:53 AM, Christopher Hamm <ceham...@gmail.com > <mailto:ceham...@gmail.com>> wrote: > I will look, but how do I just kill it with fire. What can I delete? > > On Nov 12, 2015 7:42 AM, "Mark Payne" <marka...@hotmail.com > <mailto:marka...@hotmail.com>> wrote: > Chris / Elli, > > What version of NiFi are you running? I am wondering if you may have been > bitten by > this bug [1]. This should affect only the 'master' branch, not any formally > released > versions of NiFi. If you built the application from source code, rather than > using an > already-released version, this may well be what is happening. > > Thanks > -Mark > > > [1] https://issues.apache.org/jira/browse/NIFI-1155 > <https://issues.apache.org/jira/browse/NIFI-1155> > > >> On Nov 12, 2015, at 2:32 AM, Christopher Hamm <em...@christopherhamm.com >> <mailto:em...@christopherhamm.com>> wrote: >> >> where does it dump? I cant get mine to expire fast enough. It is dev test I >> want to blow away but cant delete. >> >> On Fri, Nov 6, 2015 at 11:33 AM, Joe Witt <joe.w...@gmail.com >> <mailto:joe.w...@gmail.com>> wrote: >> Elli, >> >> Can you share your flow configuration that we could possibly use to >> replicate this? Perhaps turn this into a JIRA and attach that. >> >> Also anytime you see something that appears 'stuck' please try to get >> a stack dump (bin/nifi.sh dump) As if there is truly a stuck thread >> we'll see it there and what it is blocked on. >> >> Thanks >> Joe >> >> On Fri, Nov 6, 2015 at 11:25 AM, Elli Schwarz <eliezer_schw...@yahoo.com >> <mailto:eliezer_schw...@yahoo.com>> wrote: >> > I had a queue that built up overnight with several thousand flowfiles. The >> > queue was pointing to a RouteOnAttribute processor, which was running. For >> > some reason, the RouteOnAttribute processor wasn't emptying the queue so >> > the >> > queue just built up. Stopping and starting the processor didn't help. >> > However, simply restarting Nifi got the flow moving again. I can't figure >> > out why the queue was stuck. >> > >> > What could cause a queue to build up like that? How would restarting Nifi >> > get it going again? There weren't any errors in the log. I did have >> > backpressure on the relationship to the processor after the >> > RouteOnAttribute >> > set to 1, but that queue was empty. There was no backpressure on the queue >> > heading in to the RouteOnAttribute processor. The RouteOnAttribute >> > processor >> > has a Penalty Duration and a Yield of 1 sec. The relationships all used the >> > PriorityAttributeAnalyzer as the prioritizer. >> > >> > The interesting thing is I had the exact same problem on two different >> > nifis >> > (one was version 0.2.0 and one 0.3.0). The same type of flow files were >> > going from one to the other using site-to-site (I was doing this for load >> > balancing). On the other Nifi, instead of restarting, I added another >> > RouteOnAttribute processor and rerouted the stuck queue to the new one >> > instead, and that also got things moving again. (I have a backpressure >> > since >> > the processor after the RouteOnAttribute is a ControlRate processor, and I >> > only want to allow 1 flowfile through per second so as not to overwhelm the >> > system downstream. The backpressure is to assist with load balancing, so if >> > one pathway fills up, I have the other pathway which uses the site-to-site >> > to route the flow to the other nifi). >> > >> > Is there some combination of backpressure, penalty or yield along with >> > prioritization that could cause a kind of deadlock-like situation? Any >> > ideas >> > as to how I can prevent this from occurring? >> > >> > Thanks! >> > -Elli >> > >> >> >> >> -- >> Sincerely, >> Chris Hamm >> (E) ceham...@gmail.com <mailto:ceham...@gmail.com> >> (Twitter) http://twitter.com/webhamm <http://twitter.com/webhamm> >> (Linkedin) http://www.linkedin.com/in/chrishamm >> <http://www.linkedin.com/in/chrishamm> >