From: Bheemsen Aitha Date: December 16 2012 1:12am Subject: MySQL Cluster alerts List-Archive: http://lists.mysql.com/mysql/228818 Message-Id: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary=047d7b6222d0c7bab104d0edf4ab --047d7b6222d0c7bab104d0edf4ab Content-Type: text/plain; charset=ISO-8859-1 Hi list I am frequently seeing the following alerts in our production MySQL Cluster environment. Does anyone have any metrics, guidelines and scripts to monitor and fix these alerts? Any help is appreciated. Temporary Tables To Disk Ratio Excessive Excessive Disk Temporary Table Usage Detected Table Scans Excessive Indexes Not Being Used Efficiently Thread Cache Size May Not Be Optimal Cluster DiskPageBuffer Hit Ratio Is Low -- *Thanks* *BA* --047d7b6222d0c7bab104d0edf4ab--