At the file level see https://issues.apache.org/jira/browse/CASSANDRA-674
At the higher level there is node tool repair http://wiki.apache.org/cassandra/AntiEntropy. Cheers ----------------- Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com On 24/08/2011, at 11:04 AM, Bill Hastings wrote: > Are checksum errors detected in Cassandra and if so how are they resolved?