On 08.11.2010 21:44, C. P. Ghost wrote: > On Mon, Nov 8, 2010 at 7:38 PM, Roland Smith <rsm...@xs4all.nl> wrote: >> On Mon, Nov 08, 2010 at 05:08:33PM +0100, Svein Skogen (Listmail account) >> wrote: >>> But it's still not capable of true forward-error-correction. If we are >>> to embark upon creating a new solution, using something that is cheap >>> for "normal cases" but can still be used (albeit more expensively) for >>> error recovery would (imho) be better. Even if that means we get less >>> net storage out of the gross pool (it could perhaps be configurable?) >> >> I'm not sure what you mean by "true forward-error-correction". But if you >> want >> to make _really sure_ that a spinning disk hasn't mangled the data you >> should: > > Maybe something like Reed-Solomon ECC in different blocks. > Should a data block go bad, it could be rebuilt on-the-fly from > those ECC blocks: > > http://en.wikipedia.org/wiki/Reed%E2%80%93Solomon_error_correction > http://www.eccpage.com/
Something along those lines was what I had in mind. ;) //Svein -- --------+-------------------+------------------------------- /"\ |Svein Skogen | sv...@d80.iso100.no \ / |Solberg Østli 9 | PGP Key: 0xE5E76831 X |2020 Skedsmokorset | sv...@jernhuset.no / \ |Norway | PGP Key: 0xCE96CE13 | | sv...@stillbilde.net ascii | | PGP Key: 0x58CD33B6 ribbon |System Admin | svein-listm...@stillbilde.net Campaign|stillbilde.net | PGP Key: 0x22D494A4 +-------------------+------------------------------- |msn messenger: | Mobile Phone: +47 907 03 575 |sv...@jernhuset.no | RIPE handle: SS16503-RIPE --------+-------------------+------------------------------- A: Because it fouls the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing on usenet and in e-mail? ------------------------------------------------------------ Picture Gallery: https://gallery.stillbilde.net/v/svein/ ------------------------------------------------------------
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