| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>, Magnus Hagander <magnus(at)hagander(dot)net>, Dave Page <dpage(at)pgadmin(dot)org>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Re: Proposed Windows-specific change: Enable crash dumps (like core files) |
| Date: | 2010-12-19 16:40:47 |
| Message-ID: | 25046.1292776847@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Sun, Dec 19, 2010 at 11:07 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> I agree that having the crash dump code know anything specific about the
>> contents of shared memory is a nonstarter --- far too fragile. But
>> perhaps we could have some simple rule based only on what the kernel
>> knows about the shmem block, like "dump shmem if it's no more than 1GB".
> Not sure what knobs we have available, but would there be any value in
> trying to dump the FIRST 1GB?
Probably not.
regards, tom lane
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