Cannot request memory (Xms 65536 kb, Xmx 270336 kb) from system for job test, sleep for 60 secs and

Azkaban 任务一直处于运行状态，日志显示如下：

12-04-2023 10:12:04 CST test INFO - Cannot request memory (Xms 65536 kb, Xmx 270336 kb) from system for job test, sleep for 60 secs and retry, attempt 1 of 720
12-04-2023 10:13:04 CST test INFO - Cannot request memory (Xms 65536 kb, Xmx 270336 kb) from system for job test, sleep for 60 secs and retry, attempt 2 of 720
12-04-2023 10:14:04 CST test INFO - Cannot request memory (Xms 65536 kb, Xmx 270336 kb) from system for job test, sleep for 60 secs and retry, attempt 3 of 720
12-04-2023 10:15:04 CST test INFO - Cannot request memory (Xms 65536 kb, Xmx 270336 kb) from system for job test, sleep for 60 secs and retry, attempt 4 of 720
12-04-2023 10:16:04 CST test INFO - Cannot request memory (Xms 65536 kb, Xmx 270336 kb) from system for job test, sleep for 60 secs and retry, attempt 5 of 720

这是由于 Azkaban 在执行任务时，检测到所有的 executor 节点内存都小于 3GB，其最低要求的内存是 3GB，导致其无法进行任务的分配，一直处于等待的过程。

解决方法：

• 释放内存；

• 增加内存；

• 关闭检测内存的选项；

  • 编辑 $AZKABAN_HOME/azkaban-exec-server/plugins/jobtypes/ 目录下的commonprivate.properties 文件，在其中添加 memCheck.enabled=false 配置项。