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| -rw-r--r-- | mount.cifs.8 | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mount.cifs.8 b/mount.cifs.8 index 71c7cb9..d01f2a3 100644 --- a/mount.cifs.8 +++ b/mount.cifs.8 @@ -389,6 +389,13 @@ wsize=\fIarg\fR default network write size (default 57344) maximum wsize currently allowed by CIFS is 57344 (fourteen 4096 byte pages) .RE .PP +fsc +.RS 4 +Enable local disk caching using FS-Cache for CIFS\&. This option could be useful to improve performance on a slow link, heavily loaded server and/or network where reading from the disk is faster than reading from the server (over the network)\&. This could also impact the scalability positively as the number of calls to the server are reduced\&. But, be warned that local caching is not suitable for all workloads, for e.g., read-once type workloads\&. So, you need to consider carefully the situation/workload before using this option\&. Currently, local disk caching is enabled for CIFS files opened as read-only\&. +.sp +NOTE: This feature is available only in the recent kernels that have been built with the kernel config option CONFIG_CIFS_FSCACHE. You also need to have cachefilesd daemon installed and running to make the cache operational\&. +.RE +.PP \-\-verbose .RS 4 Print additional debugging information for the mount\&. Note that this parameter must be specified before the \-o\&. For example: |