https://forums.freenas.org/index.php?threads/slow-transfer-speeds-via-cifs.39867/
https://forums.freenas.org/index.php?threads/cifs-directory-browsing-slow-try-this.27751/
-–CIFS–Advance mode—-Auxiliary Parameters:————-
store dos attributes = no
map system = no
-———————————————————————-
Jumbo Frame enable
-———————————————————————-
In BSD the CFIS implementation is only single threaded
-———————————————————————-
Omni-OS + Napp-it for great iSCSI and CIFS performance
A multithreaded kernel based alternative to SAMBA is Solaris CIFS in Oracle Solaris, OmniOS or NexentaStor
OmniOS is currently SMB1
Nexenta and Solaris 11.3 is SMB 2.1.
Most feature rich is Solaris 11.3 as it includes real ZFS encryption, SMB 2.1, LZ4 compress and fast sequential resilvering
...