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Re: Worker process core dumped

Maxim Dounin
September 09, 2020 09:02AM
Hello!

On Tue, Sep 08, 2020 at 10:49:44PM -0400, allenhe wrote:

> I found most times using "r" after ngx_http_free_request() won't have any
> problem. the core dump would happen once for a while in the high load.

That's because use-after-free errors not always result in
segmentation faults as long as the memory isn't yet returned to
the OS by the memory allocator. To get consistent errors, consider using
AddressSanitizer (https://en.wikipedia.org/wiki/AddressSanitizer).

--
Maxim Dounin
http://mdounin.ru/
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Subject Author Posted

Worker process core dumped

allenhe September 03, 2020 06:49AM

Re: Worker process core dumped

allenhe September 03, 2020 07:08AM

Re: Worker process core dumped

allenhe September 03, 2020 07:19AM

Re: Worker process core dumped

Maxim Dounin September 03, 2020 08:42AM

Re: Worker process core dumped

allenhe September 08, 2020 10:49PM

Re: Worker process core dumped

Maxim Dounin September 09, 2020 09:02AM



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