On 30 May 2017, at 21:11, Varun Gupta wrote:

I am missing the point, why do you want to re-trigger the process post
repair. Repair will sync the data correctly.

Sorry - I mis-represented that. I want to trigger something else, not repair.

I am investigating a CQRS/Event Sourced pattern which C* as a distributed event log and a process reading from that log, changing state in other data bases (Solr, Graph-DB, other C* tables, etc.)

Since I do not want to write to/read from the commit log with EACH_QUORUM or LOCAL_QUORUM it could happen that the process processing the event log misses an event that only later pops up during repair.

What that happens, I'd like to re-process the log (my processing is idempotent, so it can just go again).

This is why I was looking for a way to learn that a repair has actually repaired something.


Jan



On Mon, May 29, 2017 at 8:07 AM, Jan Algermissen <algermissen1...@icloud.com
wrote:

Hi,

is it possible to extract from repair logs the writetime of the writes
that needed to be repaired?

I have some processes I would like to re-trigger from a time point if
repair found problems.

Is that useful? Possible?

Jan

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