Differences

This shows you the differences between two versions of the page.

--- samba:faster_samba_performance [2020/06/08 19:49] – peter
+++ samba:faster_samba_performance [2021/02/03 23:23] (current) – peter
@@ Line 1: / Line 1: @@
 ====== Samba - Faster Samba Performance ======
+===== CPU =====
+SMB is single-threaded.  This means SMB uses only one CPU core to transfer a file.
+See:  https://www.samba.org/samba/docs/old/Samba3-Developers-Guide/architecture.html
+Usually this is not a problem as SMB does not fully utilize a CPU core.  But on extremely busy systems this could overload your CPU core.
+A better CPU, especially a multi-threaded one, will make a huge difference.
+==== Bypass single-thread limitation ====
+The single-thread limitation of SMB can be bypassed through opening multiple connections to your server.
+----
+===== Samba Configuration =====
 Samba’s default configuration is fairly poor.
-Here are a few options that I add to my smb.conf to get the speed that I need:
+Options which help speed up Samba:
 <code smb>
@@ Line 32: / Line 50: @@
 # SERVER SIGNING SLOWS THINGS DOWN WHEN ENABLED.
 # THIS WAS DISABLED BY DEFAULT PRIOR TO SAMBA 4.
-# Thanks to Joe in the comments section!
    server signing = No
@@ Line 87: / Line 104: @@
 </code>
+----
+===== References =====
+https://wiki.samba.org/index.php/Performance_Tuning
+https://wiki.samba.org/index.php/Linux_Performance
+https://wiki.samba.org/index.php/Server-Side_Copy
+https://www.samba.org/~ab/output/htmldocs/Samba3-HOWTO/speed.html
+https://www.samba.org/samba/docs/current/man-html/smb.conf.5.html
+https://lists.samba.org/archive/samba-technical/attachments/20140519/642160aa/attachment.pdf
+https://www.samba.org/samba/docs/Samba-HOWTO-Collection.pdf
+https://codeinsecurity.wordpress.com/2020/05/18/setting-up-smb-multi-channel-between-freenas-or-any-bsd-linux-and-windows-for-20gbps-transfers/
+https://www.snia.org/sites/default/files/SDC/2019/presentations/SMB/Metzmacher_Stefan_Samba_Async_VFS_Future.pdf
+https://www.heise.de/newsticker/meldung/Samba-4-12-beschleunigt-Verschluesselung-und-Datentransfer-4677717.html