changeset 1088:eaf09977e3e9

ReadCommitted
author Alain Mazy <am@orthanc.team>
date Mon, 01 Jul 2024 10:23:55 +0200
parents faf18bfe89a0
children b152822fc3cd 7c43797528b4
files Sphinx/source/faq/scalability.rst
diffstat 1 files changed, 5 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/Sphinx/source/faq/scalability.rst	Fri Jun 28 11:16:58 2024 +0200
+++ b/Sphinx/source/faq/scalability.rst	Mon Jul 01 10:23:55 2024 +0200
@@ -319,7 +319,11 @@
   option to control the maximum number of retries. If the maximum
   number of retries is exceeded, the ``503 Service Unavailable`` HTTP
   error is raised (server overloaded because of unsuccessful retries
-  of concurrent transactions).
+  of concurrent transactions).  Note that, since version 6.0 of the PostgreSQL
+  plugin, it is now possible to configure the ``TransactionMode`` to 
+  ``ReadCommitted`` instead of the default ``Serializable`` mode to avoid
+  most of the transactions collisions.  This option is not (yet) available
+  for the MySQL plugin.
 
 * If a higher-level application **modifies metadata and/or
   attachments** in the presence of multiple writers, Orthanc provides