2020-09-17 09:39

@JFinal 改成0-59/5 * * * *,再次复现,这次看到报错了:
INFO | jvm 1 | 2020/09/17 00:06:00 | Exception in thread "cron4j::scheduler[2912e4ef0f3f0d4963730262000001749725696a442237bc]::timer[2912e4ef0f3f0d4963730262000001749725697c3a8abe51]" Exception in thread "cron4j::scheduler[2912e4ef0f3f0d4963730262000001749725697b7a1ad169]::timer[2912e4ef0f3f0d4963730262000001749725697d015b8db9]" java.lang.OutOfMemoryError: unable to create new native thread
INFO | jvm 1 | 2020/09/17 00:06:00 | at java.lang.Thread.start0(Native Method)
INFO | jvm 1 | 2020/09/17 00:06:00 | at java.lang.Thread.start(Thread.java:717)
INFO | jvm 1 | 2020/09/17 00:06:00 | at it.sauronsoftware.cron4j.Scheduler.spawnLauncher(Unknown Source)
INFO | jvm 1 | 2020/09/17 00:06:00 | at it.sauronsoftware.cron4j.TimerThread.run(Unknown Source)
INFO | jvm 1 | 2020/09/17 00:06:00 | java.lang.OutOfMemoryError: unable to create new native thread
INFO | jvm 1 | 2020/09/17 00:06:00 | at java.lang.Thread.start0(Native Method)
INFO | jvm 1 | 2020/09/17 00:06:00 | at java.lang.Thread.start(Thread.java:717)
INFO | jvm 1 | 2020/09/17 00:06:00 | at it.sauronsoftware.cron4j.Scheduler.spawnLauncher(Unknown Source)
INFO | jvm 1 | 2020/09/17 00:06:00 | at it.sauronsoftware.cron4j.TimerThread.run(Unknown Source)

2020-09-05 14:42

我也遇到了同样的问题,表达式是这样的:
*/5 * * * *
是线上的系统,每次都是00:00,00:05调了两次就没有调了.出现的频率也不确定,有时候是两三天,有时候是一周左右.jfinal版本是3.5