Is there anything interesting in the nifi-bootstrap.log? On May 5, 2017 6:52 AM, "Janaki Joshi" <[email protected]> wrote:
> Hello all, > > I've been using NiFi for a while now. Since last evening I've started > facing an issue that I am unable to get to the root of. My NiFi (Deployed > on an EC2 instance running Ubuntu) keeps relaunching every 3-4 minutes. > Below you can find a snippet of my app.log file. I have highlighted the > area where NiFi suddenly restarts without warning (the portion between the > dashed lines). One change which could be a possible reason is the JVM heap > size. I increased it from 4g to 5g yesterday (I have an 8GB RAM.) Any help > would be appreciated. Thanks in advance. > > Regards, > Janaki > > nifi-app.log: > > 2017-05-05 07:01:47,537 INFO [Write-Ahead Local State Provider > Maintenance] org.wali.MinimalLockingWriteAheadLog > org.wali.MinimalLockingWriteAheadLog@28ffa527 checkpointed with 17 > Records and 0 Swap Files in 5 milliseconds (Stop-the-world time = 1 > milliseconds, Clear Edit Logs time = 1 millis), max Transaction ID 50 > > 2017-05-05 07:01:51,028 INFO [pool-8-thread-1] > o.a.n.c.r.WriteAheadFlowFileRepository Initiating checkpoint of FlowFile > Repository > > 2017-05-05 07:01:51,093 INFO [pool-8-thread-1] > org.wali.MinimalLockingWriteAheadLog org.wali.MinimalLockingWriteAh > eadLog@77614e7c checkpointed with 0 Records and 0 Swap Files in 65 > milliseconds (Stop-the-world time = 31 milliseconds, Clear Edit Logs time = > 26 millis), max Transaction ID 7732406 > > 2017-05-05 07:01:51,094 INFO [pool-8-thread-1] > o.a.n.c.r.WriteAheadFlowFileRepository Successfully checkpointed FlowFile > Repository with 0 records in 65 milliseconds > > 2017-05-05 07:02:02,743 INFO [Flow Service Tasks Thread-1] > o.a.nifi.controller.StandardFlowService Saved flow controller > org.apache.nifi.controller.FlowController@64c45102 // Another save > pending = false > > 2017-05-05 07:02:49,899 INFO [Flow Service Tasks Thread-1] > o.a.nifi.controller.StandardFlowService Saved flow controller > org.apache.nifi.controller.FlowController@64c45102 // Another save > pending = false > > 2017-05-05 07:03:48,302 INFO [Write-Ahead Local State Provider > Maintenance] org.wali.MinimalLockingWriteAheadLog > org.wali.MinimalLockingWriteAheadLog@28ffa527 checkpointed with 17 > Records and 0 Swap Files in 20 milliseconds (Stop-the-world time = 0 > milliseconds, Clear Edit Logs time = 0 millis), max Transaction ID 50 > > 2017-05-05 07:03:51,094 INFO [pool-8-thread-1] > o.a.n.c.r.WriteAheadFlowFileRepository Initiating checkpoint of FlowFile > Repository > > 2017-05-05 07:03:51,748 INFO [pool-8-thread-1] > org.wali.MinimalLockingWriteAheadLog org.wali.MinimalLockingWriteAh > eadLog@77614e7c checkpointed with 0 Records and 0 Swap Files in 653 > milliseconds (Stop-the-world time = 108 milliseconds, Clear Edit Logs time > = 536 millis), max Transaction ID 7732406 > > > ----------------------------------- > 2017-05-05 07:03:51,748 INFO [pool-8-thread-1] > o.a.n.c.r.WriteAheadFlowFileRepository Successfully checkpointed FlowFile > Repository with 0 records in 653 milliseconds > > 2017-05-05 07:04:14,113 INFO [main] org.apache.nifi.NiFi Launching NiFi... > ----------------------------------- > > > 2017-05-05 07:04:14,587 INFO [main] o.a.nifi.properties.NiFiPropertiesLoader > Determined default nifi.properties path to be '/home/ubuntu/nifi-1.1.2/./con > f/nifi.properties' > 2017-05-05 07:04:14,592 INFO [main] o.a.nifi.properties.NiFiPropertiesLoader > Loaded 121 properties from /home/ubuntu/nifi-1.1.2/./conf/nifi.properties > > 2017-05-05 07:04:14,602 INFO [main] org.apache.nifi.NiFi Loaded 121 > properties > > 2017-05-05 07:04:14,610 INFO [main] org.apache.nifi.BootstrapListener > Started Bootstrap Listener, Listening for incoming requests on port 42755 > > 2017-05-05 07:04:14,628 INFO [main] org.apache.nifi.BootstrapListener > Successfully initiated communication with Bootstrap > > 2017-05-05 07:05:04,366 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: > /home/ubuntu/nifi-1.1.2/./work/nar/extensions/nifi-jetty-bundle-1.1.2.nar-unpacked > as class loader org.apache.nifi.nar.NarClassLoader[./work/nar/extensions/ > nifi-jetty-bundle-1.1.2.nar-unpacked] > > 2017-05-05 07:05:04,375 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: /home/ubuntu/nifi-1.1.2/./work > /nar/framework/nifi-framework-nar-1.1.2.nar-unpacked as class loader > org.apache.nifi.nar.NarClassLoader[./work/nar/framework/ > nifi-framework-nar-1.1.2.nar-unpacked] > > 2017-05-05 07:05:04,376 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: > /home/ubuntu/nifi-1.1.2/./work/nar/extensions/nifi-slack-nar-1.1.2.nar-unpacked > as class loader org.apache.nifi.nar.NarClassLoader[./work/nar/extensions/ > nifi-slack-nar-1.1.2.nar-unpacked] > > 2017-05-05 07:05:04,377 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: /home/ubuntu/nifi-1.1.2/./work > /nar/extensions/nifi-ldap-iaa-providers-nar-1.1.2.nar-unpacked as class > loader org.apache.nifi.nar.NarClassLoader[./work/nar/extensions/ > nifi-ldap-iaa-providers-nar-1.1.2.nar-unpacked] > > 2017-05-05 07:05:04,378 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: /home/ubuntu/nifi-1.1.2/./work > /nar/extensions/nifi-provenance-repository-nar-1.1.2.nar-unpacked as > class loader org.apache.nifi.nar.NarClassLoader[./work/nar/extensions/ > nifi-provenance-repository-nar-1.1.2.nar-unpacked] > > 2017-05-05 07:05:04,382 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: > /home/ubuntu/nifi-1.1.2/./work/nar/extensions/nifi-azure-nar-1.1.2.nar-unpacked > as class loader org.apache.nifi.nar.NarClassLoader[./work/nar/extensions/ > nifi-azure-nar-1.1.2.nar-unpacked] > > 2017-05-05 07:05:04,383 INFO [main] org.apache.nifi.nar.NarClassLoaders > Loaded NAR file: /home/ubuntu/nifi-1.1.2/./work > /nar/extensions/nifi-update-attribute-nar-1.1.2.nar-unpacked as class > loader org.apache.nifi.nar.NarClassLoader[./work/nar/extensions/ > nifi-update-attribute-nar-1.1.2.nar-unpacked] >
