"=?UTF-8?Q?Leonardo_M._Ram=c3=a9?=" <l.r...@griensu.com> writes:
> Hi, I'm getting this error:
> 2016-09-15 09:35:24 ART [13984-1] ERROR: could not read block 4 in file
> "base/12210/11965": Error de entrada/salida
That looks like a hardware problem ... might want to budget for a new disk
sometime soon, before failures become more prevalent.
> 1) Is this caused by a bad block?, can fsck fix it?.
yes, and fsck is unlikely to help, though you could try.
> 2) Is there a way to re-generate template0?.
If you've never modified template1, you could drop template0 and re-create
it from template1. Otherwise, pg_dumpall/initdb/reload would seem to be
called for. A cautious person might want to do the latter anyway in case
there's more problems than just this one.
regards, tom lane
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