Paul Schlie <schlie(at)comcast(dot)net> writes:
> - yes, if you're willing to compute true CRC's as opposed to simpler
> checksums, which may be worth the price if in fact many/most data
> check failures are truly caused by single bit errors somewhere in the
> chain,

FWIW, not one of the corrupted-data problems I've investigated has ever
looked like a single-bit error.  So the theoretical basis for using a
CRC here seems pretty weak.  I doubt we'd even consider automatic repair
attempts anyway.

			regards, tom lane

In response to

• Re: Block-level CRC checks at 2008-10-01 14:49:24 from Paul Schlie

Responses

• Re: Block-level CRC checks at 2008-10-01 16:27:35 from Paul Schlie
• Re: Block-level CRC checks at 2008-10-01 17:07:22 from Mark Mielke
• Re: Block-level CRC checks at 2008-10-01 19:17:03 from Kevin Grittner

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