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Hi, dovecot crashes with the following trace when accessing some Maildirs: dovecot: 2007-05-16 13:30:09 Error: IMAP(6126360): file index-mail-headers.c: line 260 (index_mail_parse_header): assertion failed: (part != NULL) dovecot: 2007-05-16 13:30:09 Error: IMAP(6126360): Raw backtrace: imap [6126360] [0x80b6d6b] -> imap [6126360] [0x80b6769] -> imap [6126360] [0x808abda]

...archive/rsync/2003-January/004845.html Since I posted both of these patches, there was an interesting thread started by Eran Tromer about potential block checksum collisions that could be exploited by someone to trigger first-pass failures. See: http://lists.samba.org/archive/rsync/2004-March/008821.html The consequence is just a performance penalty, since with very high probability the whole-file checksum fails, triggering the second pass with the full checksum size, which will succeed. Eran recommended that checksum_seed be more random than time(). BackupPC now supports rsync checksum cach...