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author | Ken Raeburn <raeburn@redhat.com> | 2024-02-20 22:28:38 -0500 |
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committer | Mike Snitzer <snitzer@kernel.org> | 2024-03-04 15:07:57 -0500 |
commit | fd5b92b4ce16476d6d460df78c676ad74a1c117a (patch) | |
tree | 808a5e5952100eadb9afe7e62188423c23ddfa5e /Documentation/admin-guide/device-mapper | |
parent | 25315e967aab0a3b732c076e4cbce52bd0fa4385 (diff) | |
download | lwn-fd5b92b4ce16476d6d460df78c676ad74a1c117a.tar.gz lwn-fd5b92b4ce16476d6d460df78c676ad74a1c117a.zip |
dm vdo: document log_level parameter
Signed-off-by: Ken Raeburn <raeburn@redhat.com>
Signed-off-by: Matthew Sakai <msakai@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'Documentation/admin-guide/device-mapper')
-rw-r--r-- | Documentation/admin-guide/device-mapper/vdo.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/admin-guide/device-mapper/vdo.rst b/Documentation/admin-guide/device-mapper/vdo.rst index a199009979d9..a3572582ead8 100644 --- a/Documentation/admin-guide/device-mapper/vdo.rst +++ b/Documentation/admin-guide/device-mapper/vdo.rst @@ -315,6 +315,13 @@ GB of RAM per 1 TB of window. For sparse indexes, the index requires 1 GB of RAM per 10 TB of window. The index configuration is set when the target is formatted and may not be modified. +Module Parameters +================= + +The vdo driver has a numeric parameter 'log_level' which controls the +verbosity of logging from the driver. The default setting is 6 +(LOGLEVEL_INFO and more severe messages). + Run-time Usage ============== |