WHATSNEW: ldb_batch mode and join performance

Document the join performance improvement, and the ldb "batch_mode"
option.

Signed-off-by: Gary Lockyer <gary@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/WHATSNEW.txt b/WHATSNEW.txt
index 3d6cbbe8deeb1d1afeebb5f76cd55b6968995ce4..83f641b2f45bf055581757f167589390f2bfdfa3 100644 (file)
--- a/WHATSNEW.txt
+++ b/WHATSNEW.txt
@@ -55,6 +55,12 @@ Reindex performance improvements
 The performance of samba-tool dbcheck --reindex has been improved, especially
 for large domains.
 
+join performance improvements
+-----------------------------
+
+The performance of samba-tool domain join has been improved, especially
+for large domains.
+
 LDAP referrals
 --------------
 
@@ -101,6 +107,13 @@ This option is avaiable for the following sub commands:
  * domain dcpromo
  * drs clone-dc-database
 
+LDB "batch_mode"
+----------------
+
+To improve performance during batch operations i.e. joins, ldb now accepts a
+"batch_mode" option.  However to prevent any index or database inconsistencies
+if an operation fails, the entire transaction will be aborted at commit.
+
 REMOVED FEATURES
 ================