Re: Cassandra consistency issue on cluster system

2012-07-01 Thread aaron morton
If you are reading at QUOURM there is no problem, this is how eventual consistency works in Cassandra. The coordinator will resolve the differences between and the column with the higher timestamp will win. If the delete was applied to less then CL nodes the client should have received a

Cassandra consistency issue on cluster system

2012-06-28 Thread 黄荣桢
*Background*: My application is running on a cluster system(which have 4 nodes), and system time of these four nodes are synchronizing by NTP. I use Write.QUORUM and Read.QUORUM strategy. The probability of this problem is not very high. Cassandra version is 1.0.3, I have tried Cassandra 1.1.1,