it refers to free innodb tablespace.
________________________________ From: "Rozeboom, Kay [DAS]" <kay.rozeb...@iowa.gov> To: "mysql@lists.mysql.com" <mysql@lists.mysql.com> Sent: Thursday, November 10, 2011 10:03 AM Subject: "InnoDB free" - What does it really mean? In the "show table status" output, there is comment field labeled "InnoDB free". Can someone explain what kind of free space is counted in this figure? Is it space that is not currently part of any segment? Does it include empty pages within segments? Does it include unused space within pages? Kay Rozeboom Information Technology Enterprise Iowa Department of Administrative Services Telephone: 515.281.6139 Fax: 515.281.6137 Email: kay.rozeb...@iowa.gov