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Re: récupération de fichier endommagé: msg#00314org.user-group.linux.france.nantes
Petite question pour ma culture ... quelle méthode est utilisée dans bzip ? Il me semble que c'est un peu plus poussé que gzip pour la correction des erreurs. extrait du man de bzip2 : As a self-check for your protection, bzip2 uses 32-bit CRCs to make sure that the decompressed version of a file is identical to the origi- nal. This guards against corruption of the compressed data, and puis : bzip2 compresses files in blocks, usually 900kbytes long. Each block is handled independently. If a media or transmission error causes a multi-block .bz2 file to become damaged, it may be possible to recover data from the undamaged blocks in the file. blocs indépendants -> meilleur taux de récupération en cas de problème. -- seb |
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