Re: [HACKERS] Vacuum: allow usage of more than 1GB of work mem - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: [HACKERS] Vacuum: allow usage of more than 1GB of work mem
Date
Msg-id 20161227135442.jnvir7gunaec2n26@alvherre.pgsql
Whole thread Raw
In response to Re: [HACKERS] Vacuum: allow usage of more than 1GB of work mem  (Anastasia Lubennikova <a.lubennikova@postgrespro.ru>)
List pgsql-hackers
Anastasia Lubennikova wrote:

> I ran configure using following set of flags:
>  ./configure --enable-tap-tests --enable-cassert --enable-debug
> --enable-depend CFLAGS="-O0 -g3 -fno-omit-frame-pointer"
> And then ran make check. Here is the stacktrace:
> 
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0  0x00000000006941e7 in lazy_vacuum_heap (onerel=0x1ec2360,
> vacrelstats=0x1ef6e00) at vacuumlazy.c:1417
> 1417                tblk =
> ItemPointerGetBlockNumber(&seg->dead_tuples[tupindex]);

This doesn't make sense, since the patch removes the "tupindex"
variable in that function.

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



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