From e3a0c3ef764e39baeb0fc6f77c9d463b908cb04a Mon Sep 17 00:00:00 2001 From: Volker Lendecke Date: Sat, 20 Sep 2014 17:16:49 +0200 Subject: [PATCH] WHATSNEW: Mention tdb mutexes Signed-off-by: Volker Lendecke Reviewed-by: Michael Adam --- WHATSNEW.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/WHATSNEW.txt b/WHATSNEW.txt index e9a562758c8..a474d7eea4a 100644 --- a/WHATSNEW.txt +++ b/WHATSNEW.txt @@ -95,6 +95,22 @@ systematized and subcommands for reading and writing the autorid idmap database have been added. Note that the writing commands should be used with great care. See the net(8) manual page for details. +tdb improvements +================ + +The tdb library, our core mechanism to store Samba-specific data on disk and +share it between processes, has been improved to support process shared robust +mutexes on Linux. These mutexes are available on Linux and Solaris and +significantly reduce the overhead involved with tdb. To enable mutexes for +tdb, set + +dbwrap_tdb_mutexes:* = yes + +in the [global] section of your smb.conf. + +Tdb has furthermore improved to manage its file space more efficiently. This +will lead to smaller and less fragmented databases. + ###################################################################### Changes -- 2.34.1