The version of SMB that will be negotiated for communication between ONTAP and the DC will depend on the values for the following parameters to the vserver cifs security settings If the value of encry...The version of SMB that will be negotiated for communication between ONTAP and the DC will depend on the values for the following parameters to the vserver cifs security settings If the value of encryption-required-for-dc-connections is true then only SMB3 will be available for the session The default value for each of this options depends on the release of ONTAP, as of 9.8, SMB1 is false, SMB2 is system-default (true), and encryption is false
The response time is the delta between watched folder changes, but it is not required to per SMB spec so the updates only happen when a change actually occurs Example: If two users have the same folde...The response time is the delta between watched folder changes, but it is not required to per SMB spec so the updates only happen when a change actually occurs Example: If two users have the same folder open, and one users deletes a file, a change notify update is sent to the second user of the deleted file Change Notify only updates when the folder being monitored (for example when Windows Explorer is open on a share) has a file update
Applies to ONTAP 9 CIFS Ubuntu Issue When attempting to read a file, a Ubuntu client may report Bad file descriptor This persists until the client reboots A packet trace shows the response from ONTAP ...Applies to ONTAP 9 CIFS Ubuntu Issue When attempting to read a file, a Ubuntu client may report Bad file descriptor This persists until the client reboots A packet trace shows the response from ONTAP is STATUS_FILE_CLOSED Additional packet tracing may show that the client never issued a CREATE call to open the file prior to client attempting to read the file
ONTAP 9.2X Multiple files open Error from NetApp API: "NetAppRestAPIImpl->GetPathForProduct: Could not create path, error = System.IO.IOException: The system cannot open the file" Opening and closing ...ONTAP 9.2X Multiple files open Error from NetApp API: "NetAppRestAPIImpl->GetPathForProduct: Could not create path, error = System.IO.IOException: The system cannot open the file" Opening and closing files takes longer than expected sktraces logs show rt=379 (RESULT_ERROR_CIFS_SMB_FILE_LIMIT_EXCEEDED): "vserver cifs session show" command shows 524287 open files on a single cifs connection. Connection Session Open Idle Connection ID ID Workstation Windows User Files Time Count
