Re: plperl crash with Debian 6 (64 bit), pl/perlu, libwww and https
Andrew Dunstan <andrew@dunslane.net>
From: Andrew Dunstan <andrew@dunslane.net>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Tim Bunce <Tim.Bunce@pobox.com>, Alex Hunsaker <badalex@gmail.com>, Pgsql Hackers <pgsql-hackers@postgresql.org>, Hannu Krosing <hannu@2ndQuadrant.com>
Date: 2011-08-09T16:35:35Z
Lists: pgsql-hackers
On 08/09/2011 12:22 PM, Tom Lane wrote: > Andrew Dunstan<andrew@dunslane.net> writes: >> On 08/08/2011 05:03 AM, Tim Bunce wrote: >>> After giving it some more thought it seems reasonable to simply force the >>> SIGALRM handler back to postgres when a plperlu function returns: >>> pqsignal(SIGALRM, handle_sig_alarm); >> Maybe we need to do this in some more centralized spot. It seems >> unlikely that this problem is unique to plperlu, or even just confined >> to PLs. > No. As I pointed out upthread, the instant somebody changes the SIGALRM > handler to a non-Postgres-aware one, you are already at risk of failure. > Setting it back later is just locking the barn door after the horses > left. Institutionalizing such a non-fix globally is even worse. > > So what's your suggestion? I know what you said you'd like, but it doesn't appear at all practical to me. cheers andrew