如果暂挂一个线程,则其堆栈帧显示为子元素。
If the thread is suspended, its stack frames are shown as child elements.
但是这种数据结构并不能使删除或暂挂不再相关的线程变得容易。
But this data structure does nothing to make it easy to remove or suspend threads that are no longer relevant.
暂挂和重新调度线程的开支很显著,其中包括JVM、操作系统和硬件的工作。
There is significant overhead to suspending and rescheduling a thread, which involves work by the JVM, operating system, and hardware.
如果将logretain值更改为RETAIN,数据库就处于备份暂挂状态。
If you have changed the LOGRETAIN value to RETAIN, the database will be in backup pending state.
上面的图4显示了一个报告实例,它按照标注状态(例如打开、暂挂、关闭)跟踪标注。
Figure 4 above showed a report example tracking notes by note status (for example, open, pending, closed).
请务必记住,分割镜像必须一直处于写暂挂状态,直到在源数据库上对其进行了复制。
It is important to note that the split mirror must remain in the write suspended state until it is copied on top of the source database.
对于每个锁,J VM可以根据以前获得的行为,适应性地在旋转和暂挂之间进行选择。
For each lock, the JVM can adaptively choose between spinning and suspension based on the behavior of past acquires.
当调试与暂挂I/O相关的问题时,IBMDB2技术支持小组将调查动作1和3。
When debugging a problem related to suspended I/O, the IBM DB2 technical support team will investigate actions 1 and 3.
DB2UDB的暂挂I/O功能消除了一切写部分页的现象,因为源数据库上的所有写活动都被挂起。
The suspended I/O functionality of DB2 UDB eliminates any partial page writes by suspending all write activities on the source database.
首先,当XFS接收到要写入的新数据时,它在RAM中记录暂挂事务,并只在底层文件系统上保留适当空间。
First, when XFS receives new data to be written, it records the pending transaction in RAM and simply reserves an appropriate amount of space on the underlying filesystem.
如果您使用了该修饰符,您的表在执行载入操作之后,将处于检查暂挂状态,以便给您机会验证新数据的完整性。
If you use this modifier, your table will be placed in check pending state following the load operation, to give you the opportunity to verify the integrity of the new data.
后者更好一些,但这意味着“家长批准当前存款”的用例将可能与“家长批准暂挂的存款”的用例有明显的不同。
The latter makes more sense, but this means that the parent-authorizing-current-deposit use case will probably be significantly different from the parent-authorizing-pending-deposits use case.
一些新式膝上电脑的硬盘有一个更令人讨厌的习惯:每当重新引导或暂挂系统,就丢弃它们的写高速缓存。
Some modern laptop hard drives have an even nastier habit of throwing away their write cache whenever the system is rebooted or suspended.
通常情况下,您可以简单地让缺省的超时(timeout)处理暂挂的数据,除非您有特殊的原因要作清除。
Normally, you can simply let the default timeout deal with data left hanging around unless there is a specific reason to clean house.
由于没有指定应用程序的锁定时间分布信息,所以多数JVM 采取保守策略,在得不到锁的时候只是暂挂线程。
Without information on what the distribution of lock times will be for a given application, most JVMs are conservative and simply suspend a thread when it fails to acquire a lock.
通过将暂挂的写操作放到高速缓存中,硬盘固件就可以重新为它们排序,并为它们分组,以便用尽可能最快的方式将它们写到磁盘中。
By putting pending writes into a cache, the hard drive firmware can then reorder and group them so that they're written to disk in the fastest possible way.
虽然旋转锁是cpu密集型的,显得效率低下,但是如果争夺的锁被持有的时间非常短,那么旋转锁要比暂挂线程然后再唤醒它更有效率。
While spin locks are CPU-intensive and appear inefficient, they can be more efficient than suspending the thread and subsequently waking it up if the lock in question is held for a very short time.
这向JVM实现人员提出了一个问题:如果锁只被持有很短的时间,那么旋转会更有效率;如果锁持有很长时间,那么暂挂会更有效率。
This presents a problem for JVM implementers: if locks are only held for a short time, then spinning is more efficient; if locks are held for a long time, then suspension is more efficient.
ext3文件系统驱动程序也使用这种方法,存储内存中被修改的块(大小为1K、2K或 4K)的完整副本,以跟踪暂挂的IO操作。
The ext3 filesystem driver also uses this approach and stores complete replicas of the modified blocks (either 1K, 2K, or 4K) in memory to track pending IO operations.
MQT被创建之后,便处于检查暂挂状态(请参阅DB 2基础:阐明表和表空间的状态),在对它执行SETintegrity语句之前,不能查询它。
After being created, the MQT is in check pending state (see Demystifying table and table space states), and cannot be queried until the SET INTEGRITY statement has been executed against it.
当备用数据库(假设只包含dms表空间)处于前滚暂挂(rollforwardpending)状态时,DB 2UDB允许对它做完全数据库备份。
DB2 UDB allows you to take a full database backup of a standby database (if it only contains DMS tablespaces) while it is in the rollforward pending state.
当一个数据库处于写暂挂模式时,所有的表空间转入WriteSuspended状态(0x10000);但是,数据库上的所有操作都仍然照常进行。
While a database is in write suspend mode, all the tablespaces are placed into write Suspended state (0x10000); however, all operations on the database function normally.
当一个数据库处于写暂挂模式时,所有的表空间转入WriteSuspended状态(0x10000);但是,数据库上的所有操作都仍然照常进行。
While a database is in write suspend mode, all the tablespaces are placed into write Suspended state (0x10000); however, all operations on the database function normally.
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