Commit 3694b91a59c3bc784735574878d36652dfd623c2
Committed by
Steve French
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5af568cbd5
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cifs: update README to include details about 'fsc' option
Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
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fs/cifs/README
... | ... | @@ -301,6 +301,16 @@ |
301 | 301 | gid Set the default gid for inodes (similar to above). |
302 | 302 | file_mode If CIFS Unix extensions are not supported by the server |
303 | 303 | this overrides the default mode for file inodes. |
304 | + fsc Enable local disk caching using FS-Cache (off by default). This | |
305 | + option could be useful to improve performance on a slow link, | |
306 | + heavily loaded server and/or network where reading from the | |
307 | + disk is faster than reading from the server (over the network). | |
308 | + This could also impact scalability positively as the | |
309 | + number of calls to the server are reduced. However, local | |
310 | + caching is not suitable for all workloads for e.g. read-once | |
311 | + type workloads. So, you need to consider carefully your | |
312 | + workload/scenario before using this option. Currently, local | |
313 | + disk caching is functional for CIFS files opened as read-only. | |
304 | 314 | dir_mode If CIFS Unix extensions are not supported by the server |
305 | 315 | this overrides the default mode for directory inodes. |
306 | 316 | port attempt to contact the server on this tcp port, before |