Peter, What is the processor downstream of the connection in question? Thanks.
Matt On Fri, Sep 9, 2016 at 10:39 AM, Matt Gilman <matt.c.gil...@gmail.com> wrote: > Peter, > > Thanks for the answers. Still not quite sure what's causing this and am > trying to narrow down the possible cause. Are you still able to replicate > the issue? If so, can you enable debug level logging for > > org.apache.nifi.controller.StandardFlowFileQueue > > and see if there are any meaningful messages in the nifi-app.log? > > Thanks! > > Matt > > > On Fri, Sep 9, 2016 at 9:52 AM, Peter Wicks (pwicks) <pwi...@micron.com> > wrote: > >> Matt, >> >> >> >> This is not a cluster. >> >> Yes, it’s secured. Kerberos. >> >> >> >> The thing that gets me is I can list another queue on the same graph/same >> processor group. >> >> >> >> --Peter >> >> >> >> >> >> *From:* Matt Gilman [mailto:matt.c.gil...@gmail.com] >> *Sent:* Friday, September 09, 2016 5:25 AM >> >> *To:* users@nifi.apache.org >> *Subject:* Re: Erroneous Queue has No FlowFiles message >> >> >> >> Peter, >> >> >> >> Thanks for the details! These will be very helpful investigating what's >> happening here. A couple follow-up questions... >> >> >> >> - Is this a cluster? >> >> - Is this instance secured? >> >> >> >> Thanks >> >> >> >> Matt >> >> >> >> On Fri, Sep 9, 2016 at 12:13 AM, Peter Wicks (pwicks) <pwi...@micron.com> >> wrote: >> >> Gunjan, >> >> >> >> Thanks for the response. I included those messages to emphasize the >> difference between a normal Queue List and mine. In a normal queue list >> the GET step includes a non-empty “flowFileSummaries” array, assuming there >> are FlowFiles to show. >> >> When I list my other queue, the one with 23 FlowFiles in it, I get back >> an array with 23 entries. Based on the JSON I’m assuming that my queue >> with 100,000 files in it should return 100, but instead I get 0. >> >> >> >> Thanks, >> >> Peter >> >> >> >> *From:* Gunjan Dave [mailto:gunjanpiyushd...@gmail.com] >> *Sent:* Thursday, September 08, 2016 9:26 PM >> *To:* users@nifi.apache.org >> *Subject:* Re: Erroneous Queue has No FlowFiles message >> >> >> >> Hi Peter, once you post the request, your first step, you get a listing >> request reference handle UUID as part of response. >> This UUID is used to perform the all the operations on the queue. >> This UUID is active until a DELETE request is sent. Once you delete the >> active request, you get the message you mentioned in the logs, this is not >> an issue. >> If you check the developer panel in chrome, you will see all 3 >> operations, post-get-delete in succession. >> >> >> >> On Fri, Sep 9, 2016, 8:48 AM Peter Wicks (pwicks) <pwi...@micron.com> >> wrote: >> >> Running NiFI 1.0.0, I’m listing a queue that has 100k files queued. I’ve >> stopped both the incoming and outgoing processors, so the files are just >> hanging out in the queue, no possible motion. >> >> >> >> I get, “The queue has no FlowFiles” message. Here are the actual >> responses from the REST calls: >> >> >> >> *POST - Listing-requests* >> >> {"listingRequest":{"id":"0cee44de-0157-1000-5668-6e93a465e227","uri":" >> https://localhost:8443/nifi-api/flowfile-queues/0bacce2d-0157-1000-1a6d- >> 6e0fd84a6bd6/listing-requests/0cee44de-0157-1000-5668-6e93a465e227 >> ","submissionTime":"09/09/2016 03:12:04.318 >> GMT+00:00","lastUpdated":"03:12:04 GMT+00:00","percentCompleted": >> 0,"finished":false,"maxResults":100,"state":"Waiting for other queue >> requests to complete","queueSize":{"byteCount":25400000,"objectCount": >> 100000},"sourceRunning":false,"destinationRunning":false}} >> >> >> >> *GET* >> >> {"listingRequest":{"id":"0cee44de-0157-1000-5668-6e93a465e22 >> 7","uri":"https:// localhost:8443/nifi-api/flowfi >> le-queues/0bacce2d-0157-1000-1a6d-6e0fd84a6bd6/listing- >> requests/0cee44de-0157-1000-5668-6e93a465e227","submissionTime":"09/09/2016 >> 03:12:04.318 GMT+00:00","lastUpdated":"03:12:04 >> GMT+00:00","percentCompleted":100,"finished":true,"maxResults":100,"state":"Completed >> successfully","queueSize":{"byteCount":25400000,"objectCount >> ":100000},"flowFileSummaries":[],"sourceRunning":false,"dest >> inationRunning":false}} >> >> >> >> *DELETE* >> >> {"listingRequest":{"id":"0cee44de-0157-1000-5668-6e93a465e22 >> 7","uri":"https:// localhost:8443/nifi-api/flowfi >> le-queues/0bacce2d-0157-1000-1a6d-6e0fd84a6bd6/listing- >> requests/0cee44de-0157-1000-5668-6e93a465e227","submissionTime":"09/09/2016 >> 03:12:04.318 GMT+00:00","lastUpdated":"03:12:04 >> GMT+00:00","percentCompleted":100,"finished":true,"maxResults":100,"state":"Completed >> successfully","queueSize":{"byteCount":25400000,"objectCount >> ":100000},"sourceRunning":false,"destinationRunning":false}} >> >> >> >> On a subsequent test (thus the difference in ID’s) I checked the >> nifi-app.log file and found this single message: >> >> >> >> 2016-09-09 03:15:50,043 INFO [NiFi Web Server-828] >> o.a.n.controller.StandardFlowFileQueue Canceling ListFlowFile Request >> with ID 0cf1b178-0157-1000-9111-9b889415bcdc >> >> >> >> Not clear why it was canceled. >> >> >> >> I went up one step in the process, and that queue has 23 items in it. I >> was able to list it without issue. >> >> >> >> Any ideas why I can’t list the queue? >> >> >> >> Thanks, >> >> Peter Wicks >> >> >> > >