From: Sergey Vlasov <vsu@altlinux.ru> To: community@lists.altlinux.org Subject: Re: [Comm] 4.0 Server DVD, CD и неверные md5. Date: Wed, 18 Jul 2007 12:40:53 +0400 Message-ID: <20070718084053.GA29749@newmaster.mivlgu.local> (raw) In-Reply-To: <20070717194515.GA16416@cryo.net.ru> [-- Attachment #1: Type: text/plain, Size: 1436 bytes --] On Tue, Jul 17, 2007 at 11:45:15PM +0400, Pavlov Konstantin wrote: > On Mon, Jul 16, 2007 at 12:41:55AM +0400, Dmitry V. Levin wrote: > > On Sat, Jul 14, 2007 at 02:35:30PM +0400, Pavlov Konstantin wrote: [...] > > Об этом говорят со времён выпуска первого дистрибутива, списывают на > > особенности тиражирования. > > Однако мне всё-таки интересно, чем отличаются iso-образы. > > 32bit CD: > > thresh@snowflake /var/warez $ readcd dev=/dev/hdc f=S32.iso > Read speed: 4234 kB/s (CD 24x, DVD 3x). > Write speed: 4234 kB/s (CD 24x, DVD 3x). > Capacity: 309908 Blocks = 619816 kBytes = 605 MBytes = 634 prMB > Sectorsize: 2048 Bytes > Copy from SCSI (1,0,0) disk to file 'S32.iso' > end: 309908 > addr: 309908 cnt: 20 > Time total: 349.668sec > Read 619816.00 kB at 1772.6 kB/sec. > thresh@snowflake /var/warez $ md5sum S32.iso > c88d037618e8d087e4bc64262689cbd0 S32.iso > > ... скопировал рядом S32.iso в Server-4.0.1-i586-install.iso, rsync на > Server-4.0.1-i586-install.iso с rsync.alt... > > thresh@snowflake /var/warez $ md5sum Server-4.0.1-i586-install.iso > e11b90d5e43c14564497ed0314ebc70a Server-4.0.1-i586-install.iso $ (cat Server-4.0.1-i586-install.iso; dd if=/dev/zero bs=2k count=2 2>/dev/null) | md5sum - c88d037618e8d087e4bc64262689cbd0 - Т.е., в данном случае размер дорожки на CD больше размера исходного образа на 2 сектора. Можно просто обрезать их при чтении. [-- Attachment #2: Digital signature --] [-- Type: application/pgp-signature, Size: 189 bytes --]
next prev parent reply other threads:[~2007-07-18 8:40 UTC|newest] Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top 2007-07-12 7:29 [Comm] План выпусков продуктов линейки ALT Linux 4.0 Максим Яновский 2007-07-12 11:47 ` Владимир Черный 2007-07-12 12:38 ` Евгений 2007-07-12 12:40 ` Алексей Шенцев 2007-07-12 12:49 ` Michael Shigorin 2007-07-12 13:17 ` Евгений 2007-07-12 21:56 ` Michael Shigorin 2007-07-13 4:26 ` Евгений 2007-07-13 3:56 ` Владимир Черный 2007-07-13 4:31 ` Евгений 2007-07-13 4:47 ` Владимир Черный 2007-07-13 4:51 ` Евгений 2007-07-13 7:11 ` Максим Яновский 2007-07-13 7:21 ` Alexey Sidorov 2007-07-13 15:21 ` Gleb Kulikov 2007-07-13 15:41 ` Mikhail A. Pokidko 2007-07-13 15:57 ` Алексей Сидоров 2007-07-13 17:15 ` Motsyo Gennadi aka Drool 2007-07-13 17:59 ` Pavlov Konstantin 2007-07-13 18:50 ` Michael Shigorin 2007-07-14 5:25 ` Bogaevskiy Jurij 2007-07-14 10:03 ` Алексей Шенцев 2007-07-14 10:22 ` Bogaevskiy Jurij 2007-07-14 10:35 ` [Comm] 4.0 Server DVD, CD и неверные md5 Pavlov Konstantin 2007-07-14 12:51 ` Bogaevskiy Jurij 2007-07-14 13:21 ` [Comm] co-location Grigory Fateyev 2007-07-15 20:41 ` [Comm] 4.0 Server DVD, CD и неверные md5 Dmitry V. Levin 2007-07-17 19:45 ` Pavlov Konstantin 2007-07-18 8:40 ` Sergey Vlasov [this message] 2007-07-14 10:39 ` [Comm] План выпусков продуктов линейки ALT Linux 4.0 Алексей Шенцев 2007-07-15 14:50 ` Aleksander N.Gorohovski 2007-07-15 15:14 ` Алексей Сидоров 2007-07-16 6:08 ` Алексей Шенцев 2007-07-16 13:51 ` Aleksander N.Gorohovski 2007-07-16 11:21 ` Алексей Шенцев 2007-07-16 8:37 ` Oleg Poteev 2007-07-16 9:11 ` Teran 2007-07-16 10:29 ` Евгений 2007-07-16 10:39 ` Teran 2007-07-16 11:16 ` Евгений 2007-07-14 7:37 ` Gleb Kulikov 2007-07-14 7:51 ` Евгений 2007-07-15 4:28 ` Владимир Черный 2007-07-13 7:21 ` Евгений 2007-07-13 10:18 ` Michael Shigorin 2007-07-13 10:27 ` Владимир Черный 2007-07-13 7:32 ` Andrii Dobrovol`s`kii 2007-07-13 7:56 ` Alex Karpov 2007-07-13 10:14 ` [Comm] десктопы и архитектуры Michael Shigorin 2007-07-13 10:12 ` [Comm] План выпусков продуктов линейки ALT Linux 4.0 Michael Shigorin 2007-07-13 1:58 ` Максим Яновский 2007-07-13 17:17 ` Aleksander N.Gorohovski 2007-07-13 14:37 ` Алексей Сидоров
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