We had the same issues running 9.2.4:
[2013-10-15 00:23:01 GMT/0/15396] WARNING: page 8789807 of relation
base/16429/2349631976 is uninitialized
[2013-10-15 00:23:01 GMT/0/15396] CONTEXT: xlog redo vacuum: rel
1663/16429/2349631976; blk 8858544, lastBlockVacuumed 0
[2013-10-15 00:23:01 GMT/0/15396] PANIC: WAL contains references to
invalid pages
[2013-10-15 00:23:01 GMT/0/15396] CONTEXT: xlog redo vacuum: rel
1663/16429/2349631976; blk 8858544, lastBlockVacuumed 0
[2013-10-15 00:23:11 GMT/0/15393] LOG: startup process (PID 15396)
was terminated by signal 6: Aborted
[2013-10-15 00:23:11 GMT/0/15393] LOG: terminating any other active
server processes
Also on an index. I ended up manually patching the heap files at that
block location to "fix" the problem. It happened again about 2 weeks
after that, then never again. It hit all connected secondaries.
On Fri, Jan 3, 2014 at 12:50 PM, Sergey Konoplev <gray.ru@gmail.com> wrote:
> On Thu, Jan 2, 2014 at 11:59 AM, Christophe Pettus <xof@thebuild.com> wrote:
>> In both cases, the indicated relation was a primary key index. In one case, rebuilding the primary key index caused
theproblem to go away permanently (to date). In the second case, the problem returned even after a full dump / restore
ofthe master database (that is, after a dump / restore of the master, and reimaging the secondary, the problem returned
atthe same primary key index, although of course with a different OID value).
>>
>> It looks like this has been experienced on 9.2.6, as well:
>>
>> http://www.postgresql.org/message-id/flat/CAL_0b1s4QCkFy_55kk_8XWcJPs7wsgVWf8vn4=jXe6V4R7Hxmg@mail.gmail.com
>
> This problem worries me a lot too. If someone is interested I still
> have a file system copy of the buggy cluster including WAL.
>
> --
> Kind regards,
> Sergey Konoplev
> PostgreSQL Consultant and DBA
>
> http://www.linkedin.com/in/grayhemp
> +1 (415) 867-9984, +7 (901) 903-0499, +7 (988) 888-1979
> gray.ru@gmail.com
>
>
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