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- 原始邮件 -
发件人:Simon Frei
收件人:Alexis Sarda-Espinosa , user
主题:Re: unexpected high mem. usage / potential config misinterpretation
日期:2024年09月19日 04点11分
Hi Alexis,
Thanks for chiming in. To my knowledge and experience that’s not how it
works – we can consistently succeed to
Hi Alexis,
Thanks for chiming in. To my knowledge and experience that’s not how it works –
we can consistently succeed to run this job in batch mode on less data, but
still considerably more data than would fit in memory. Also even on the full
data, the initial source tasks always succeed. To m
Hi Simon,
I hope someone corrects me if I'm wrong, but just based on "batch mode
processing terabytes of data", I feel batch mode may be the issue. I am
under the impression that batch mode forces everything emitted by the
sources to RAM before any downstream operators do anything, so even if each
Hi,
tl;dr:
Flink batch streaming API job resident memory usage grows far beyond
expectations, resulting in system OOM kill/JVM native memory allocation failure
- would appreciate a look over our config/assumptions to potentially spot any
obvious mistakes.
Longer form:
My colleague and I are t