Re: High number of DigestMismatchException

2010-09-26 Thread Edward Capriolo
Narendra Sharma > wrote: >> We are seeing high number of DigestMismatchException on our Cassandra >> deployment. We have a cluster of 4 nodes with RF=3 and we read/write in >> Quorum. I understand some DigestMismatchException is normal and is the >> mechanism for Cassandra

Re: High number of DigestMismatchException

2010-09-26 Thread Jonathan Ellis
It may be an indication of a lower-level problem in your cluster, e.g. flakey network causing FD false positives causing writes to be initially replicated to less than all 3 nodes. On Sun, Sep 26, 2010 at 11:53 AM, Narendra Sharma wrote: > We are seeing high number of DigestMismatchException

High number of DigestMismatchException

2010-09-26 Thread Narendra Sharma
We are seeing high number of DigestMismatchException on our Cassandra deployment. We have a cluster of 4 nodes with RF=3 and we read/write in Quorum. I understand some DigestMismatchException is normal and is the mechanism for Cassandra to ensure consistency by doing read-repair. In our case