Re: basebackup checksum verification - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: basebackup checksum verification
Date
Msg-id 20190328134815.GC2558@paquier.xyz
Whole thread Raw
List pgsql-hackers
On Tue, Mar 26, 2019 at 05:23:01PM -0700, Peter Geoghegan wrote:
> I have personally seen real world corruption that involved a page
> image consisting of random noise. Several times. Failing to detect
> blatant corruption is unacceptable IMV.

Yeah, I have seen that as well.  If we have a tool not able to detect
checksums failures in any reliable and robust way, then we don't have
something that qualifies as a checksum verification tool.
--
Michael

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