| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
| Cc: | Kouhei Kaigai <kaigai(at)ak(dot)jp(dot)nec(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: DBT-3 with SF=20 got failed |
| Date: | 2015-09-11 17:16:23 |
| Message-ID: | CA+TgmobNXb5=_0f_1FTEEtifvFEvb-PGZxNvum1+8AwSXDEZcQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Sep 11, 2015 at 1:12 PM, Tomas Vondra
<tomas(dot)vondra(at)2ndquadrant(dot)com> wrote:
> I'm arguing for fixing the existing bug, and then addressing the case of
> over-estimation separately, with proper analysis.
Well, this is part of how we're looking it differently. I think the
bug is "we're passing a value to palloc that is too large, so
sometimes it fails" and the way to fix that is to properly limit the
value. You are clearly defining the bug a bit differently.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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