Re: GIN data corruption bug(s) in 9.6devel

> 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@sigaev.ru
  WWW: http://www.sigaev.ru/