我使用Quartz运行我的作业,每隔50秒使用一个cron表达式:
Cron_Expression = "0/50 * * * * ?"
Run Code Online (Sandbox Code Playgroud)
发生的事情是我的工作在几秒钟内运行:50,60,50,60 ......,而不是每50秒!并且不会在第二个"0"运行.
从0开始,每50秒正确的cron表达式是什么?
如何在JVM崩溃后重新启动Jobs?
当我的JVM崩溃或系统出现故障时,我运行了很多在Spring Batch框架中实现的Jobs.如何在失败后重新启动这些作业?
当读者是org.springframework.batch.item.database.JpaPagingItemReader时,我正在使用Spring Batch来运行我的JOBS
我的JOB配置了参数: throttle-limit ="6"
从读卡器读取数据时是否存在线程数据冲突?
为什么我要恢复以下警告:
[org.springframework.batch.core.step.item.ChunkMonitor:109] - No ItemReader set (must be concurrent step), so ignoring offset data.
[org.springframework.batch.core.step.item.ChunkMonitor:141] - ItemStream was opened in a different thread. Restart data could be compromised.
[org.springframework.batch.core.step.item.ChunkMonitor:141] - ItemStream was opened in a different thread. Restart data could be compromised.
[org.springframework.batch.core.step.item.ChunkMonitor:141] - ItemStream was opened in a different thread. Restart data could be compromised.
Run Code Online (Sandbox Code Playgroud)