Re: [PATCH] mount.cifs: manpage: add entry for "actimeo" option

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed,  1 Dec 2010 18:30:36 +0530
Suresh Jayaraman <sjayaraman@xxxxxxx> wrote:

> 
> Signed-off-by: Suresh Jayaraman <sjayaraman@xxxxxxx>
> ---
>  mount.cifs.8 |   18 ++++++++++++++++++
>  1 files changed, 18 insertions(+), 0 deletions(-)
> 
> diff --git a/mount.cifs.8 b/mount.cifs.8
> index 7d2bf69..15dc2dc 100644
> --- a/mount.cifs.8
> +++ b/mount.cifs.8
> @@ -403,6 +403,24 @@ Map user accesses to individual credentials when accessing the server\&. By defa
>  With this change, it's feasible for the server to handle permissions enforcement, so this option also implies "noperm"\&. Furthermore, when unix extensions aren't in use and the administrator has not overriden ownership using the uid= or gid= options, ownership of files is presented as the current user accessing the share\&.
>  .RE
>  .PP
> +actimeo=\fIarg\fR
> +.RS 4
> +The time (in seconds) that the CIFS client caches attributes of a file or
> +directory before it requests attribute information from a server. During this
> +period the changes that occur on the server remain undetected until the client
> +checks the server again.
> +.sp
> +By default, the attribute cache timeout is set to 1 second. This means more
> +frequent on-the-wire calls to the server to check whether attributes have
> +changed which could impact performance. With this option the users can make

"With this option, users can make a"

> +tradeoff between performance and cache metadata correctness depending on the
						"correctness, depending"

> +workload needs. Shorter timeouts mean better the cache coherency, but frequent

		"Shorter timeouts mean better cache coherency, but an"

> +increased number of calls to the server. Longer timeouts mean reduced number
> +of calls to the server at the expense of stricter cache coherency\&. The

A little unclear...maybe "Longer timeouts mean a reduced number of calls to the server but looser cache coherency."

> +actimeo value is a positive integral that can hold values between 0 and a

				"integer"

> +maximum value of 2^30 * HZ (frequency of timer interrupt) setting\&. 
> +.RE
> +.PP
>  \-\-verbose
>  .RS 4
>  Print additional debugging information for the mount\&. Note that this parameter must be specified before the \-o\&. For example:

If those edits look ok, I'll add them in when I merge the patch, which
should be soon after Steve merges the kernel patch. No need to resend.

Thanks,
-- 
Jeff Layton <jlayton@xxxxxxxxxx>
--
To unsubscribe from this list: send the line "unsubscribe linux-cifs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux