From: Lai Siyao Date: Wed, 12 Jun 2019 10:54:06 +0000 (+0800) Subject: LU-11213 doc: update lfs-setdirstripe man 'space' hash X-Git-Tag: 2.12.56~96 X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=refs%2Fchanges%2F08%2F35208%2F3;p=fs%2Flustre-release.git LU-11213 doc: update lfs-setdirstripe man 'space' hash Add 'space' hash description for lfs-setdirstripe man. Test-Parameters: trivial Signed-off-by: Lai Siyao Change-Id: I847618c5c98925ebc7b1bd124173ffb5adfe90dd Reviewed-on: https://review.whamcloud.com/35208 Tested-by: Jenkins Reviewed-by: Andreas Dilger Tested-by: Maloo Reviewed-by: Joseph Gmitter Reviewed-by: Oleg Drokin --- diff --git a/lustre/doc/lfs-setdirstripe.1 b/lustre/doc/lfs-setdirstripe.1 index 9f52fa8..fda8be3 100644 --- a/lustre/doc/lfs-setdirstripe.1 +++ b/lustre/doc/lfs-setdirstripe.1 @@ -44,6 +44,13 @@ Fowler-Noll-Vo (FNV-1a) hash algorithm. This provides reasonably uniform, but not cryptographically strong, hashing of the filename. (default) .TP +.B space +This can only be set on plain directory default striping. +Newly created sub-directories will be distributed on all +MDTs by MDT space usage. Note that this is suggested to +be set on lustre ROOT, so that all sub-directories under +lustre ROOT are distributed among all MDTs. +.TP .B all_char Sum of ASCII characters modulo number of MDTs. This provides weak hashing of the filename, and is suitable