My guess would be there is some exception during the repair and your session is aborted. Here is the code of doing repair:
https://github.com/apache/cassandra/blob/trunk/src/java/org/apache/cassandra/service/AntiEntropyService.java looking for logger.info Compare that with your log file, it should give you a rough idea in which stage repaired died. -Wei ----- Original Message ----- From: "Dane Miller" <d...@optimalsocial.com> To: user@cassandra.apache.org, "Wei Zhu" <wz1...@yahoo.com> Sent: Wednesday, March 13, 2013 12:32:20 PM Subject: Re: repair hangs On Wed, Mar 13, 2013 at 11:44 AM, Wei Zhu <wz1...@yahoo.com> wrote: >Do you see anything related to "merkle" tree in your log? > >Also do a nodetool compactionstats, during merkle tree calculation, you will >see >validation there. The last mention of "merkle" is 2 days old. compactionstats are: $ nodetool compactionstats pending tasks: 7 Active compaction remaining time : n/a Does this help explain anything? Dane
