[ https://issues.apache.org/jira/browse/CASSANDRA-13637?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16143189#comment-16143189 ]
Jeff Jirsa commented on CASSANDRA-13637: ---------------------------------------- Do you know what consistency level you're using on the inserts and selects? > data updated to old value after flushing largest CFS > ---------------------------------------------------- > > Key: CASSANDRA-13637 > URL: https://issues.apache.org/jira/browse/CASSANDRA-13637 > Project: Cassandra > Issue Type: Bug > Components: Core > Environment: RHEL 6.6 64 bits > Cassandra 2.2.6 with replication factor of 2 > 2 servers in the Cassandra ring. > One server is down for maintenance for more than 24 hours > Reporter: Hervé Toulan > Fix For: 2.2.6 > > Attachments: local.zip > > > VitualMachine 1 : application server + Cassandra 1 > VirtualMachine 2: application server + Cassandra 2 > Cassandra1 and Cassandra2 are the only members of the Cassandra ring. > I expect Cassandra to always be synchronized as soon as VM1 and Vm2 can > communicate. > Applicaiton server (AS1) of VM1 writes a value to Cassandra (a date). > VM1 is shot down. > VM2 reads the value written by AS1 as expected. > Cassandra of VM2 perform a flush operation. > VM2 reads the value older than the exp > ected one, the last value written by AS1. > I've lost the last inserted data, and I don't understand why. > In attached log bcs.log the read in DB: > 2.4.0.1-SNAPSHOT - LCL - 26 Jun 2017 07:15:47,959 INFO [RMI TCP > Connection(111)-172.25.153.163] - Cassandra supervisor : check OK : last > generation of CDR is : {color:red}Sun Jun 25 00:10:53 CEST 2017{color} > 2.4.0.1-SNAPSHOT - LCL - 26 Jun 2017 07:16:47,963 INFO [RMI TCP > Connection(113)-172.25.153.163] - Cassandra supervisor : check OK : last > generation of CDR is : {color:red}Thu Jun 22 07:16:10 CEST 2017{color} > Nothing has been inserted in database between the 2 logs but in debug.log > from Cassandra I can see a flush operation the 2017-06-24 at 07:16:37,056. > What did we miss ? > How data can be overwritten ? > Regards, > Hervé -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org