Applies to ONTAP 9 Issue NFS export is mounted without any issues Small READ and WRITE operations succeed Large READ and WRITE operations can cause the mount to hang Other operations which are not sma...Applies to ONTAP 9 Issue NFS export is mounted without any issues Small READ and WRITE operations succeed Large READ and WRITE operations can cause the mount to hang Other operations which are not small enough to fit within a standard MTU (1500 or less) can also cause a hang READDIRs for some directories can return a large result, possibly exceeding the actual MTU of the network path, and causing a hang