Re: apache nifi 1.1.2 startup really slow on openstack environment

2017-04-05 Thread Andre
Hi, Can you please try the fix discussed here: https://issues.apache.org/jira/browse/NIFI-3313 Kind regards On Wed, Apr 5, 2017 at 7:36 PM, 尹文才 wrote: > Hi guys, I have been using apache nifi since version 0.7 and as I know > from my previous experiences that nifi should be up and running i

Re: apache nifi 1.1.2 startup really slow on openstack environment

2017-04-05 Thread Andre
Hi, Sorry for the abrupt message it was sent before I finished typing... :-) Some users have issues due to lack of entropy within the VMs. This was covered on 1.2.0-SNAPSHOT but users of old versions may need to configure entropy options manually. Let me know if it helps. Kind regards On Wed,

Re: apache nifi 1.1.2 startup really slow on openstack environment

2017-04-05 Thread 尹文才
Thanks Andre, you mean the slow startup of NiFi secure cluster on openstack currently could be remedied by updating bootstrap.conf to instruct NiFi to use */dev/urandom, I will give it a try tomorrow. By the way, NiFi starts up very slow in standalone mode as well when deployed on openstack environ

Re: apache nifi 1.1.2 startup really slow on openstack environment

2017-04-05 Thread Arnaud G
Hi! We had the same problem on Openstack (on clustered and non clustered instances) and the problem can easily be solved by changing the entropy source to /dev/urandom in the Java security parameters. Regards, On Wed, Apr 5, 2017 at 1:07 PM, 尹文才 wrote: > Thanks Andre, you mean the slow startup

Re: apache nifi 1.1.2 startup really slow on openstack environment

2017-04-05 Thread 尹文才
Hi Arnaud and Andre, thanks very much for your help, now the NiFi cluster is able to start up very fast after updating the bootstrap.conf to use /dev/./urandom as an extra Java parameter. Let's just hope the fix for the problem will be included in later NiFi version(1.2.0?). 2017-04-05 20:22 GMT+0

Re: apache nifi 1.1.2 startup really slow on openstack environment

2017-04-06 Thread Andre
Hi, Glad it helped! Also note the fix has already been merged to 1.2.0 Cheers On 6 Apr 2017 11:53, "尹文才" wrote: > Hi Arnaud and Andre, thanks very much for your help, now the NiFi cluster > is able to start up very fast after updating the bootstrap.conf to use > /dev/./urandom as an extra Java