I see that this is a known issue: https://issues.apache.org/jira/browse/IGNITE-1631
and is planned to be resolved in 1.6 What is the workaround? Should I choose not to use DUAL_SYNC? If I create the file using IgniteFileSystem.create() would that sidestep this problem? Thanks, Rk x77309 -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/IGFS-Writing-to-a-nonexistent-file-Failed-to-append-to-the-file-due-to-secondary-file-system-excepti-tp3065p3067.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.