RFR (S): 8237777 "Dumping core ..." is shown despite claiming that "# No core dump will be written."
gerard.ziemski at oracle.com
Fri Apr 24 17:56:17 UTC 2020
On 4/23/20 6:56 PM, Yasumasa Suenaga wrote:
> Hi Gerard,
> On 2020/04/24 0:31, gerard ziemski wrote:
>> The main point here is that rlimit==0 check must be handled early
>> enough, so that we don't end up saying we will dump the core, when we
>> might be unable to do so, regardless of what other extra mechanism
>> say about the pattern of the core file name.
>> Before I go off and code this, however, I'd like a consensus.
> I think /proc/sys/kernel/core_pattern should be checked (starts with
> '|' or not) at first on Linux because some tools (e.g. ABRT) would
> dump core image regardless of rlimit.
Hmm, that certainly complicates things a lot.
Thank you for the info.
I think I'll punt on much of the changes and take David's suggestion,
but perhaps tiny bit step further - please see my reply to David email
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