Re: [DISCUSS] FLIP-413: Enable unaligned checkpoints by default

2024-01-07 Thread Ken Krugler
In line with what David said, after having to explain the (often subtle) issues around unaligned checkpoints and upgrades while teaching Flink, I would also be concerned about enabling it by default. Would it be better to provide more automatic detection of situations where unaligned checkpoint

Re: [DISCUSS] FLIP-413: Enable unaligned checkpoints by default

2024-01-07 Thread David Anderson
Piotr, I think the situation is more nuanced than what you've described. One concern I have is that unaligned checkpoints are somewhat less flexible in terms of which operational tasks can be safely performed with them -- i.e., if you look at the table in the docs [1], aligned checkpoints support

[DISCUSS] FLIP-413: Enable unaligned checkpoints by default

2024-01-05 Thread Piotr Nowojski
Ops, fixing the topic. Hi! > > I would like to propose by default to enable unaligned checkpoints and > also simultaneously increase the aligned checkpoints timeout from 0ms to > 5s. I think this change is the right one to do for the majority of Flink > users. > > For more rationale please take a