Re: Proposal : For Auto-Prewarm.

From: Mithun Cy <mithun(dot)cy(at)enterprisedb(dot)com>
To: Beena Emerson <memissemerson(at)gmail(dot)com>
Cc: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Proposal : For Auto-Prewarm.
Date: 2017-02-07 09:31:34
Message-ID: CAD__Oug-41cY0iXTWz-4=Ve-1Az03ho4S+buFp64Eq=c9y4xuA@mail.gmail.com
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On Tue, Feb 7, 2017 at 11:53 AM, Beena Emerson <memissemerson(at)gmail(dot)com> wrote:
> launched by other applications. Also with max_worker_processes = 2 and
> restart, the system crashes when the 2nd worker is not launched:
> 2017-02-07 11:36:39.132 IST [20573] LOG: auto pg_prewarm load : number of
> buffers actually tried to load 64
> 2017-02-07 11:36:39.143 IST [18014] LOG: worker process: auto pg_prewarm
> load (PID 20573) was terminated by signal 11: Segmentation fault

SEGFAULT was the coding mistake I have called the C-language function
directly without initializing the functioncallinfo. Thanks for
raising. Below patch fixes same.

--
Thanks and Regards
Mithun C Y
EnterpriseDB: http://www.enterprisedb.com

Attachment Content-Type Size
pg_auto_prewarm_04.patch application/octet-stream 27.8 KB

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