| From: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
|---|---|
| To: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Noah Misch <noah(at)leadboat(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: GIN data corruption bug(s) in 9.6devel |
| Date: | 2016-04-28 13:26:38 |
| Message-ID: | 57220F8E.8080700@sigaev.ru |
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| Lists: | pgsql-hackers |
> The more I think about it, the more I think gin is just an innocent
> bystander, for which I just happen to have a particularly demanding
> test. I think something about snapshots and wrap-around may be
> broken.
After 10 hours of running I've got
1587 XX000 2016-04-28 05:57:09.964 MSK:ERROR: unexpected chunk number 0
(expected 1) for toast value 10192986 in pg_toast_16424
1587 XX000 2016-04-28 05:57:09.964 MSK:CONTEXT: automatic analyze of table
"teodor.public.foo"
1587 00000 2016-04-28 05:57:09.974 MSK:LOG: JJ transaction ID wrap limit is
2147484514, limited by database with OID 16384
I've pushed v5 of gin-alone-cleanup patch, many thanks to all participants.
Will work on backpatch
--
Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/
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