发布于 2014-10-07 23:26:23 | 86 次阅读 | 评论: 0 | 来源: 网友投递
Percona Server Mysql分支数据库
Percona Server是MySQL的改进版本,使用 XtraDB 存储引擎,在功能和性能上较 MySQL 有着很显著的提升,如提升了在高负载情况下的 InnoDB 的性能,为 DBA 提供了一些非常有用的性能诊断工具,另外有更多的参数和命令来控制服务器行为。
Percona Server是MySQL的改进版本,使用 XtraDB 存储引擎,在功能和性能上较 MySQL 有着很显著的提升,如提升了在高负载情况下的 InnoDB 的性能,为 DBA 提供了一些非常有用的性能诊断工具,另外有更多的参数和命令来控制服务器行为。
Percona Server 5.6.21-69.0 发布,该版本基于 MySQL 5.6.21,主要改进包括:
新特性:
Response Time Distribution feature has been from Percona Server 5.5 as a plugin.
TokuDB 存储引擎升级到 7.5.1.
Bugs 修复:
Backup Locks did not guarantee consistent SHOW SLAVE STATUS
information with binary log disabled. Bug fixed #1358836.
Audit Log Plugin would rotate the audit log in middle of an audit message. Bug fixed #1363370.
When the binary log is enabled on a replication slave, SHOW SLAVE STATUS
performed under an active BINLOG
lock could lead to a deadlock. Bug fixed #1372806.
Fixed a memory leak in Metrics for scalability measurement. Bug fixed #1334570.
Fixed a memory leak if secure-file-priv
option was used with no argument. Bug fixed #1334719.
LOCK TABLES FOR BACKUP
is now incompatible with LOCK TABLES
, FLUSH TABLES WITH READ LOCK
, and FLUSH TABLES FOR EXPORT
in the same connection. Bug fixed #1360064.
Other bugs fixed: #1361568.