Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-08-28 Thread Tom Lane
Alvaro Herrera writes: > Excerpts from Jeff Amiel's message of mar jun 08 09:26:25 -0400 2010: >> Jun 7 15:05:01 db-1 postgres[9334]: [ID 748848 local0.crit] [3989781-1] >> 2010-06-07 15:05:01.087 CDT9334PANIC: right sibling 169 of block 168 is >> not next child of 249 in index "sl_seqlog_

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 2:03 PM, "Alvaro Herrera" wrote: > > I've seen this problem (and others) in a high-load environment. Not > Slony related though. > > I wrote a small tool to check btree index files for consistency problems > such as this one, by parsing pg_filedump output. I've seen strange > thin

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Alvaro Herrera
Excerpts from Jeff Amiel's message of mar jun 08 09:26:25 -0400 2010: > Not looking for help...just putting some data out there. > > 2 previous crashes caused by corrupt slony indexes > > http://archives.postgresql.org/pgsql-general/2010-02/msg00022.php > > http://archives.postgresql.org/pgsql-g

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Alvaro Herrera
Excerpts from Jeff Amiel's message of mar jun 08 14:19:02 -0400 2010: > " It seems preferable to configure autovacuum to avoid vacuum > Slony-I-managed configuration tables. " > > > HmmmI don't do this. > Surely this is not relative to my corrupt indexes2 attempted vacuums on > same inde

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 1:15 PM, "Jaime Casanova" wrote: > On Tue, Jun 8, 2010 at 12:49 PM, Jeff Amiel wrote: >> >> Does Slony manage it's own vacuuming separate from postgres' autovacuum? >> > > Yes it does: http://www.slony.info/documentation/maintenance.html " It seems preferable to configure aut

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jaime Casanova
On Tue, Jun 8, 2010 at 12:49 PM, Jeff Amiel wrote: > > Does Slony manage it's own vacuuming separate from postgres' autovacuum? > Yes it does: http://www.slony.info/documentation/maintenance.html -- Jaime Casanova www.2ndQuadrant.com Soporte y capacitación de PostgreSQL -- Sent vi

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 12:56 PM, "Tom Lane" wrote: > Jeff Amiel writes: >> On a side note, I am 100% sure that autovacuum was disabled when I brought >> the database back up after the core dump(s). However, minutes after >> restarting, some of my larger tables started getting vacuumed by pgsql user. >> A

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Tom Lane
Jeff Amiel writes: > On a side note, I am 100% sure that autovacuum was disabled when I brought > the database back up after the core dump(s). However, minutes after > restarting, some of my larger tables started getting vacuumed by pgsql user. > Any way that a vacuum would kick off for a particu

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 11:23 AM, "Tom Lane" wrote: > In your original report you mentioned that the next autovacuum attempt > on the same table succeeded without incident. Has that been true each > time? I wonder whether this is some transient state, rather than actual > corruption that you need to REINDEX

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Tom Lane
Jeff Amiel writes: > New one yesterday. > Jun 7 15:05:01 db-1 postgres[9334]: [ID 748848 local0.crit] [3989781-1] > 2010-06-07 15:05:01.087 CDT9334PANIC: right sibling 169 of block 168 is > not next child of 249 in index "sl_seqlog_idx" In your original report you mentioned that the next

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Vick Khera
On Tue, Jun 8, 2010 at 9:26 AM, Jeff Amiel wrote: > That being said, the fact that each time this has happened, it has been a > slony index that has been corrupt, I find it 'odd'.  While I can't imagine a > bug in slony corrupting postgres indexes...and I can't imagine a bug in > postgres corru

[GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
Not looking for help...just putting some data out there. 2 previous crashes caused by corrupt slony indexes http://archives.postgresql.org/pgsql-general/2010-02/msg00022.php http://archives.postgresql.org/pgsql-general/2009-12/msg01172.php New one yesterday. Jun 7 15:05:01 db-1 postgres[9334]