Are you using CGo or libraries that use CGo? If so, you probably have an off-heap, i.e malloc() leak
> On Feb 11, 2021, at 11:11 AM, Tom Mitchell <mi...@niftyegg.com> wrote: > > > >> On Thu, Feb 11, 2021 at 3:40 AM Uli Kunitz <uli.kun...@gmail.com> wrote: >> You are writing: The device crashes with out of memory. What does crash? The >> Go program, another program or the kernel? Can you share the error message? >> Can you share the log file for one day of GODEBUG=gctrace=1? >> >> In bash do: >> >> $ export GODEBUG=gctrace=1 >> $ <your-program-that-calls-the-Go-program> 2>error.log >> >>> On Thursday, February 11, 2021 at 9:01:52 AM UTC+1 Miles Hex wrote: >>> To be honest, i'm not totally sure, what is see is that memory keep raising >>> until the device crash for out of memory, but what does it mean if >>> reachable object remain constant, but the " Heap objects" keep raising? > > Objects plural? > What is the size of each heap object. With garbage collection it can help to > have as few sizes as possible. Pad objects so when collected the free leaves > a useful size space in the heap. Linux can allow the VM system to over > allocate resources and only discover when written and the page fault has no > backing store. Add swap to file and or tune the VM system. Limits -- set > limits low enough for the program so it cannot dominate system physical > resources. > Add signal handler code to dump a summary of all your live objects. > Recursion? Socket(state)? Events arrive faster than event handling? > Locks/Mutex: is housekeeping getting CPU time [phone booth rule, give > priority to leaving]? > > > -- > T o m M i t c h e l l ( o n N i f t y E g g ) > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/CAAMy4UQWV1Gt9UZBpjpAx01mhL5HEr8NCtGX1rnr1Hevui1Eiw%40mail.gmail.com. -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/EFB63B8F-89F7-4D62-A476-6381F446F65B%40ix.netcom.com.
