Job acquisition picks up the job by polling ACT_RU_JOB. To ensure a job is only acquired once, acquisition sets a time-based lock in the database. Job acquisition submits the job into the thread pool’s queue. As soon as a job execution thread is free, it picks up the job from th...
How the Monitoring Framework is Implemented in Calendar ServerCalendar Server and Messaging Server both integrate minimally into the Monitoring Framework for Java Enterprise System. While the Monitoring Framework is running, it periodically checks the following attribute, operationalStatus , which can have ...
Synchronized uses intrinsic locks or monitors. Every object in Java has an intrinsic lock associated with it. Whenever a thread tries to access a synchronized block or method it acquires the intrinsic lock or the monitor on that object. In case of static methods, the thread acquires the lock ...
Server for Windows: Fixed minor resource leaks (GuiThread and SocketIPv4 objects did not always closed all their handles properly). Server for Windows: Built-in Java Viewer updated to its latest version (2.8.3). TightVNC 2.8.4 (limited release) Server for Windows: Fixed server crash on some...
Kafka不支持一个partition中的message由两个或两个以上的consumer thread来处理,即便是来自不同的consumer group的也不行。它不能像AMQ那样可以多个BET作为consumer去处理message,这是因为多个BET去消费一个Queue中的数据的时候,由于要保证不能多个线程拿同一条message,所以就需要行级别悲观所(for update),这就导致了...
[PLAT-7705] Search Bar is not working correctly on the universe restore history tab [PLAT-7722] [UI] LDAP credentials are not getting saved in UI [PLAT-7724] Fix label for k8s storage classes field [PLAT-7726] Fix for Create thread pool in AbstractTaskBase lazily ...
This project is started as an agent, so you can add the parameter-javaagent:your_install_path/spring-startup-analyzer/lib/spring-profiler-agent.jarto the startup command. To start the application using the Java command line, you would add parameters in the command line, for example: ...
Sleep is a static method that belongs to the ‘Thread’ class of Java. Thread.sleep() sets the condition to an exact time period to wait. What is the difference between sleep and selenium waits ? Thread.sleep() will stop the execution of the script for the time specified ...
A mail client displays a new message to the user much closer to the actual time it arrives in the user's mailbox. A change in message status is also displayed in near-real time. The IMAP server does not have to wait for the next IMAP polling message before it can notify the client ...
To preprovision data on AWS, you will need to upload each file to S3 using the AWS CLI. First, you will need to create a storage bucket that is accessible from VMs created in AWS by PKB. Then copy each file to this bucket using the command ...