[Ovmsdev] Crash / reboot loop with log level Info
casner at acm.org
Mon Feb 26 15:54:09 HKT 2018
Presuming that you are not doing some activity in the Housekeeping
task that should really be done in some other task, and presuming that
the activity you are doing is not something unreasonable, then indeed
you have found a valid need for a larger stack and the change should
be committed. The value 6144 is a reasonable step up.
On Sun, 25 Feb 2018, Greg D. wrote:
> Ha, yes. Sorry. I bumped it up to 6144 (seems like a popular value),
> and that fixed it.
> So, two questions:
> 1. What should a proper value be? I used 6144 only because I'd seen it
> used elsewhere.
> 2. Shall I push this for permanence?
> Stephen Casner wrote:
> > Greg,
> > It sounds to me like you are conflating stack overflow with running
> > out of heap space. You are not having a problem (yet) of running out
> > of heap space, you have a stack size that is configured too small for
> > your program's requirements. From what I saw in your earlier message,
> > you need to change the creation of the Housekeeping task to specify a
> > larger stack.
> > -- Steve
> > On Sun, 25 Feb 2018, Greg D. wrote:
> >> Hi Steve,
> >> I don't see any evidence that there is a recursive loop here, just the
> >> buffers stacking up, causing the overflow. Odd, though, this used to
> >> work. Not sure what else changed at that time besides the logging
> >> level; if I recall, it was part of a larger update.
> >> But given that we have a RAM fix coming, is it worth messing with this?
> >> Greg
> >> Stephen Casner wrote:
> >>> Greg,
> >>> Unless there is a bug causing infinite recursion or something, you may
> >>> have sufficient free RAM to allow increasing the size of the stack for
> >>> the task that is getting the stack overflow and achieve successful
> >>> operation.
> >>> -- Steve
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