analysize spark eventhistory , but per stage metrics, max task mem is all 0.0KB

[jiemar]

sparklens-0.3.2-s_2.11.jar
spark version: 2.4.0
why the column maxTaskMem is 0.0KB, i try 2 different tasks, all shows like below:

[Huyng19]

I think they already have an answer here: #21 . Sounds like sparklens doesn't work with event logs mode properly for this case due to Spark's JsonProtocol class