减少锁管理器的hash表中对行和表锁的虚假锁竞争。
Reduction in false lock contentions for row and table locks in the lock manager's hash table
该实现依赖于terracotta的锁管理器和HA平台，无需数据库。
The implementation relies on Terracotta's lock manager and HA platform and requires no database.
使用开源代码替换所有非开源代码包括libc _ i18n、NFS锁管理器、加密框架部分以及大量关键的驱动程序。
Replacing all the closed code with open source one: libc_i18n, NFS lock manager, portions of crypto framework, many critical drivers.
此外，这个新版本的NFS协议支持字节范围的文件锁定，而先前版本使用的是网络锁管理器(Net work lock Manager)提供的lockd协议。
In addition, this new version of the NFS protocol supports byte range file locking, whereas previous versions used the lockd protocol provided by the Network lock Manager.
因为可用的存储空间不是无限制的，DB 2数据库管理器必须限制可用于锁的空间数量。
Because the space available is not infinite, the DB2 database manager must limit the amount of space that can be used for locks.
通过使用乐观并发控制，数据库管理器在完成读操作之后可以立即释放行或页锁。
With optimistic concurrency control, the database manager releases the row or page locks immediately after a read operation.
资源管理器一收到提交流程就结束对可恢复资源的更新，并且释放所有抓住资源不放的锁。
Upon receipt of the commit flow, the resource manager finalizes the updates to recoverable resources, and releases any locks held on the resources.
由于数据库管理器能够确定某一行何时会被修改，因此可以保证数据完整性，同时限制持有锁的时间。
Because the database manager can determine when a row is changed, it can ensure data integrity while limiting the time that locks are held.
该参数定义数据库管理器执行升级之前必须填入的应用程序所占有锁列表的百分比。
This parameter defines a percentage of the lock list held by an application that must be filled before the database manager performs escalation.
数据库管理器通过查看应用程序的锁列表并查找行锁最多的表，来决定对哪些锁进行升级。
The database manager determines which locks to escalate by looking through the lock list for the application and finding the table with the most row locks.
MAXLOCKS定义了应用程序持有的锁列表的百分比，在数据库管理器执行锁升级之前必须填充该锁列表。
MAXLOCKS defines a percentage of the lock list held by an application that must be filled before the database manager performs lock escalation.
队列管理器数据和日志上的独占访问权锁释放，备用队列管理器接管。
The exclusive access lock on the queue manager data and logs is released, and the standby queue manager takes over.
一个标准化的悲观锁（pessimistic lock）管理器。
说明：设备管理器，以控制一键锁屏或者其它控制。卸载方式探索。
Device Manager to control a key lock screen or other controls. Uninstall way to explore.
说明：设备管理器，以控制一键锁屏或者其它控制。卸载方式探索。
Device Manager to control a key lock screen or other controls. Uninstall way to explore.
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