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| -rw-r--r-- | docs/smbdotconf/protocol/minreceivefilesize.xml | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/docs/smbdotconf/protocol/minreceivefilesize.xml b/docs/smbdotconf/protocol/minreceivefilesize.xml new file mode 100644 index 0000000000..7c31e6b86c --- /dev/null +++ b/docs/smbdotconf/protocol/minreceivefilesize.xml @@ -0,0 +1,22 @@ +<samba:parameter name="min receivefile size" + type="integer" + context="G" + advanced="1" developer="1" + xmlns:samba="http://www.samba.org/samba/DTD/samba-doc"> +<description> +<para>This option changes the behavior of <citerefentry><refentrytitle>smbd</refentrytitle> +<manvolnum>8</manvolnum></citerefentry> when processing SMBwriteX calls. Any incoming +SMBwriteX call on a non-signed SMB/CIFS connection greater than this value will not be processed in the normal way but will +be passed to any underlying kernel recvfile or splice system call (if there is no such +call Samba will emulate in user space). This allows zero-copy writes directly from network +socket buffers into the filesystem buffer cache, if available. It may improve performance +but user testing is recommended. If set to zero Samba processes SMBwriteX calls in the +normal way. To enable POSIX large write support (SMB/CIFS writes up to 16Mb) this option must be +nonzero.</para> +<para>Note this option will have NO EFFECT if set on a SMB signed connection.</para> +<para>The default is zero, which diables this option.</para> +</description> + +<related>min receivefile size</related> +<value type="default">0</value> +</samba:parameter> |