Hi Kant,Clock synchronization is important - you should ensure that ntpd is properly configured on all nodes. If your particular use case is especially sensitive to out-of-order mutations it is possible to set timestamps on the client side using the drivers. https://docs.
datastax.com/en/developer/ java-driver/3.1/manual/query_ timestamps/We use our own NTP cluster to reduce clock drift as much as possible, but public NTP servers are good enough for most uses. https://www.instaclustr. com/blog/2015/11/05/apache- cassandra-synchronization/Cheers,JustinOn Thu, 9 Feb 2017 at 16:09 Kant Kodali <kant@xxxxxxxxxxxx> wrote:How does Cassandra achieve Linearizability with “Last write wins” (conflict resolution methods based on time-of-day clocks) ?Relying on synchronized clocks are almost certainly non-linearizable, because clock timestamps cannot be guaranteed to be consistent with actual event ordering due to clock skew. isn't it?Thanks!--
Senior Software Engineer | Instaclustr
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