Re: Errors from ReassignPartitionsCommand

2015-01-29 Thread Guozhang Wang
Each broker should have a controller log, and at one period of time only one of them will host the controller, while others' controller logs will be almost empty. If you found some entries like "controller start-up" one multiple controllers or if more than one controller log has large amount of dat

Re: Errors from ReassignPartitionsCommand

2015-01-29 Thread Allen Wang
We are using 0.8.1.1. How do we identify controller migration? Is it in logs or some metrics? Allen On Tue, Jan 27, 2015 at 9:35 AM, Guozhang Wang wrote: > Allen, which version of Kafka are you using? And if you have multiple > brokers, is there a controller migration happened before? > > Guoz

Re: Errors from ReassignPartitionsCommand

2015-01-27 Thread Guozhang Wang
Allen, which version of Kafka are you using? And if you have multiple brokers, is there a controller migration happened before? Guozhang On Fri, Jan 23, 2015 at 3:56 PM, Allen Wang wrote: > Hello, > > We tried the ReassignPartitionsCommand to move partitions to new brokers. > The execution init

Errors from ReassignPartitionsCommand

2015-01-23 Thread Allen Wang
Hello, We tried the ReassignPartitionsCommand to move partitions to new brokers. The execution initially showed message "Successfully started reassignment of partitions ...". But when I tried to verify using --verify option, it reported some reassignments have failed: ERROR: Assigned replicas (0,