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author | John Pittman <jpittman@redhat.com> | 2018-01-30 16:39:00 -0500 |
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committer | Mike Snitzer <snitzer@redhat.com> | 2018-01-30 16:55:47 -0500 |
commit | 9614e2ba9161c7f5419f4212fa6057d2a65f6ae6 (patch) | |
tree | 13aca74d9c8a7f8e4b7f6b2d60cd9ff1cb413553 /Documentation/device-mapper/cache.txt | |
parent | f20426056f2eba3f0379779f0a75722e41bc28da (diff) | |
download | op-kernel-dev-9614e2ba9161c7f5419f4212fa6057d2a65f6ae6.zip op-kernel-dev-9614e2ba9161c7f5419f4212fa6057d2a65f6ae6.tar.gz |
dm cache: Documentation: update default migration_throttling value
In commit f8350daf7af0 ("dm cache: tune migration throttling") the
value for DEFAULT_MIGRATION_THRESHOLD was decreased from 204800 to
2048. Edit device-mapper/cache.txt to reflect the correct default
value for migration_threshold.
Signed-off-by: John Pittman <jpittman@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'Documentation/device-mapper/cache.txt')
-rw-r--r-- | Documentation/device-mapper/cache.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/device-mapper/cache.txt b/Documentation/device-mapper/cache.txt index 79c7b6d..ff08417 100644 --- a/Documentation/device-mapper/cache.txt +++ b/Documentation/device-mapper/cache.txt @@ -119,7 +119,7 @@ doing here to avoid migrating during those peak io moments. For the time being, a message "migration_threshold <#sectors>" can be used to set the maximum number of sectors being migrated, -the default being 204800 sectors (100MB). +the default being 2048 sectors (1MB). Updating on-disk metadata ------------------------- |