Decibel! <[EMAIL PROTECTED]> writes: > Even if we don't care about folks running on suspect hardware, having a > CRC would make it far more reasonable to recommend full_page_writes=3Doff.
This argument seems ridiculous. Finding out that you have corrupt data is no substitute for not having corrupt data. > BTW, a method that would buy additional protection would be to compute > the CRC for a page every time you modify it in such a way that generates > a WAL record, and record that CRC with the WAL record. That would > protect from corruption that happened anytime after the page was > modified, instead of just when smgr went to write it out. How useful > that is I don't know... Two words: hint bits. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly