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Diffstat (limited to 'Documentation/admin-guide/device-mapper/dm-crypt.rst')
| -rw-r--r-- | Documentation/admin-guide/device-mapper/dm-crypt.rst | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/Documentation/admin-guide/device-mapper/dm-crypt.rst b/Documentation/admin-guide/device-mapper/dm-crypt.rst index e625830d335e..48a48bd09372 100644 --- a/Documentation/admin-guide/device-mapper/dm-crypt.rst +++ b/Documentation/admin-guide/device-mapper/dm-crypt.rst @@ -162,13 +162,19 @@ iv_large_sectors Module parameters:: -max_read_size -max_write_size - Maximum size of read or write requests. When a request larger than this size - is received, dm-crypt will split the request. The splitting improves - concurrency (the split requests could be encrypted in parallel by multiple - cores), but it also causes overhead. The user should tune these parameters to - fit the actual workload. + max_read_size + Maximum size of read requests. When a request larger than this size + is received, dm-crypt will split the request. The splitting improves + concurrency (the split requests could be encrypted in parallel by multiple + cores), but it also causes overhead. The user should tune this parameters to + fit the actual workload. + + max_write_size + Maximum size of write requests. When a request larger than this size + is received, dm-crypt will split the request. The splitting improves + concurrency (the split requests could be encrypted in parallel by multiple + cores), but it also causes overhead. The user should tune this parameters to + fit the actual workload. Example scripts |