SMB is still solid for Windows-heavy setups, no doubt. But if you're dealing with mixed environments (Linux/Windows), NFS might be worth a look. SMBv3 is secure enough if configured right—just make sure you disable older versions.
For speed issues, check out Wireshark to sniff out bottlenecks. Also, try adjusting the server message block MTU size. Sometimes that’s the culprit.
For speed issues, check out Wireshark to sniff out bottlenecks. Also, try adjusting the server message block MTU size. Sometimes that’s the culprit.