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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-08-24 20:39:18 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-08-25 14:40:08 -0400 |
| commit | bbf58bf3488e41f346536aa89d62bdf2fe771128 (patch) | |
| tree | c15f4869e0a3c5b4e1547260b555d863da12c0aa /Documentation/kernel-parameters.txt | |
| parent | 266d12d42ebd2587d3d0e8c4a4e54bfb5ed29543 (diff) | |
| download | lwn-bbf58bf3488e41f346536aa89d62bdf2fe771128.tar.gz lwn-bbf58bf3488e41f346536aa89d62bdf2fe771128.zip | |
NFSv4.2/pnfs: Make the layoutstats timer configurable
Allow advanced users to set the layoutstats timer in order to lengthen
or shorten the period between layoutstat transmissions to the server.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 1d6f0459cd7b..30d78b561574 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -2279,6 +2279,15 @@ bytes respectively. Such letter suffixes can also be entirely omitted. The default parameter value of '0' causes the kernel not to attempt recovery of lost locks. + nfs4.layoutstats_timer = + [NFSv4.2] Change the rate at which the kernel sends + layoutstats to the pNFS metadata server. + + Setting this to value to 0 causes the kernel to use + whatever value is the default set by the layout + driver. A non-zero value sets the minimum interval + in seconds between layoutstats transmissions. + nfsd.nfs4_disable_idmapping= [NFSv4] When set to the default of '1', the NFSv4 server will return only numeric uids and gids to |