From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
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To: | subham(at)cse(dot)iitb(dot)ac(dot)in |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Needs Suggestion |
Date: | 2010-09-22 09:10:34 |
Message-ID: | 4C99C80A.9010002@enterprisedb.com |
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Lists: | pgsql-hackers |
On 22/09/10 12:03, subham(at)cse(dot)iitb(dot)ac(dot)in wrote:
> Actually, I used palloc() to set the stack base address.
> And I am trying to create only a single thread, then also it is causing
> problem.
> Actually, I created all the data-structures using palloc(), then I am
> passing these to the child thread. Even if I make these variables global
> then also it is not working.
> But if I don't set its stack address then it is working. But I need to do
> that because when my thread body is big then it is causing stack fault.
> So if I cannot set its stack address then Can I increase the stack depth
> limit to a large value ?
It's not clear what you're trying to do, but it's just not going to
work. The backend code is not thread-safe, so you can't safely create
any threads in server code. Not even a single one. And even if you
could, you should not mess with stack base addresses.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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